MASTER Net MASTER Database: GRB210402.92 page

Please use the reference to MASTER DataBase as Lipunov et al., 2010, MASTER Robotic Net, Advances in Astronomy, vol. 2010, p.30L

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GRB coord: ErrorBox (deg): Sys Error (deg):
Sattel : Trigger: Notice:
GRB_Name: trignum: Nights after: FullSky


Name SWIFT GRB210402.92
Trignum 1040123
Trigger time 2021-04-02 22:03:17.22286
Notice time 2021-04-02 22:10:07.260003
Coord, eb (13h 13m 01.92s , +44d 30m 46.8s) , 0.00130556
Max dist: 1 sigma 3 sigma
AGN candidates: Milliquas
r90wise
wiseXgaia
BL Lac candidates: 1 Sigma
3 Sigma

MASTER observatories and transients from them in error-field
Kislovodsk Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
Amur Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
Tunka Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
OAFA Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
IAC Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
SAAO Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
Tavrida Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
OAGH Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)

All alerts for this trigger
id noticetime coord2000 satel errorbox type trigger seq trig_type links
1582264 2021-04-02 22:11:25.512271 13h 13m 01.92s +44d 30m 46.8s SWIFT 0 alert 1040123 1 78 alert
1582263 2021-04-02 22:11:21.56988 13h 13m 01.92s +44d 30m 46.8s SWIFT 0.00130556 alert 1040123 1 69 alert
1582259 2021-04-02 22:11:09.04503 13h 13m 01.92s +44d 30m 46.8s SWIFT 0.00130556 alert 1040123 1 67 alert

DAYS:

MASTER optical transients in this field
Will be published in GCN, ATEL

Synchronous WFC images
Distance datetime coord2000 observatory camera links
43.5 2021-04-02 22:01:57.111 17h 39m 36.00s +51d 42m 34.0s Tunka 100628 Database Tunka
56.2 2021-04-02 22:02:16.715 11h 52m 20.00s -08d 41m 02.0s SAAO 111341 Database SAAO
Errorbox center visibility at MASTER facilities
trigger notice notice+1hr now

2021-04-02 22:03:17 (JD 2459307.418947)

Siderial time 13.327179 h

Ra 13:13:01.92 Dec 44:30:46.80
(198.258000d, 44.513000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 31.84 Azimuth: 122.96

Sun: Altitude: 8.91 Azimuth: 272.65

Moon: Altitude: 11.73 Azimuth: 24.67

Tunka

Object: Altitude: 46.27 Azimuth: 108.15

Sun: Altitude: -6.08 Azimuth: 253.62

Moon: Altitude: 13.86 Azimuth: 2.08

Kislovodsk

Object: Altitude: 85.23 Azimuth: 101.53

Sun: Altitude: -39.75 Azimuth: 196.64

Moon: Altitude: 3.50 Azimuth: 309.01

Tavrida

Object: Altitude: 88.59 Azimuth: 278.20

Sun: Altitude: -39.96 Azimuth: 185.55

Moon: Altitude: -2.00 Azimuth: 303.04

SAAO

Object: Altitude: 11.88 Azimuth: 190.98

Sun: Altitude: -61.53 Azimuth: 18.94

Moon: Altitude: 20.71 Azimuth: 286.34

IAC

Object: Altitude: 45.62 Azimuth: 233.97

Sun: Altitude: -34.30 Azimuth: 119.42

Moon: Altitude: -34.32 Azimuth: 281.45

Argentina

Object: Altitude: -31.96 Azimuth: 234.17

Sun: Altitude: 4.94 Azimuth: 99.20

Moon: Altitude: -33.11 Azimuth: 349.30

Mexico

Object: Altitude: -8.45 Azimuth: 203.54

Sun: Altitude: 44.53 Azimuth: 63.58

Moon: Altitude: -61.64 Azimuth: 95.96

Ural

Object: Altitude: 70.71 Azimuth: 59.66

Sun: Altitude: -23.25 Azimuth: 212.59

Moon: Altitude: 1.55 Azimuth: 323.00

Vostryakovo

Object: Altitude: 79.07 Azimuth: 6.94

Sun: Altitude: -29.08 Azimuth: 189.20

Moon: Altitude: -5.97 Azimuth: 305.24

Gal. latitude: 72.222408 Gal. longitude: 108.850438

Dist. to Sun: 130.005512

Dist. to Moon: 90.727037

Moon coord.: (263.134947 d, -24.308846 d)

Sun coord.: (12.037504 d, 5.167994 d)

Lunar disk: 0.666667

Lunar phase: 70.528744

Lunar bright limb: 93.080566

No SN in this field

2021-04-02 22:10:07 (JD 2459307.423692)

Siderial time 13.441380 h

Ra 13:13:01.92 Dec 44:30:46.80
(198.258000d, 44.513000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 30.92 Azimuth: 123.91

Sun: Altitude: 10.00 Azimuth: 273.97

Moon: Altitude: 11.27 Azimuth: 26.12

Tunka

Object: Altitude: 45.27 Azimuth: 109.15

Sun: Altitude: -5.06 Azimuth: 254.99

Moon: Altitude: 13.80 Azimuth: 3.62

Kislovodsk

Object: Altitude: 84.02 Azimuth: 100.23

Sun: Altitude: -39.37 Azimuth: 198.80

Moon: Altitude: 4.41 Azimuth: 310.20

Tavrida

Object: Altitude: 89.72 Azimuth: 321.87

Sun: Altitude: -39.81 Azimuth: 187.76

Moon: Altitude: -1.04 Azimuth: 304.18

SAAO

Object: Altitude: 12.14 Azimuth: 189.76

Sun: Altitude: -61.96 Azimuth: 15.46

Moon: Altitude: 22.05 Azimuth: 285.62

IAC

Object: Altitude: 46.84 Azimuth: 233.85

Sun: Altitude: -35.61 Azimuth: 120.76

Moon: Altitude: -32.91 Azimuth: 282.04

Argentina

Object: Altitude: -30.78 Azimuth: 233.79

Sun: Altitude: 3.50 Azimuth: 98.29

Moon: Altitude: -32.82 Azimuth: 347.55

Mexico

Object: Altitude: -7.85 Azimuth: 204.62

Sun: Altitude: 43.22 Azimuth: 65.08

Moon: Altitude: -63.03 Azimuth: 97.09

Ural

Object: Altitude: 69.89 Azimuth: 62.36

Sun: Altitude: -22.73 Azimuth: 214.35

Moon: Altitude: 2.07 Azimuth: 324.41

Vostryakovo

Object: Altitude: 78.90 Azimuth: 13.27

Sun: Altitude: -28.91 Azimuth: 191.13

Moon: Altitude: -5.22 Azimuth: 306.54

Gal. latitude: 72.222408 Gal. longitude: 108.850438

Dist. to Sun: 130.004136

Dist. to Moon: 90.776998

Moon coord.: (263.208116 d, -24.317876 d)

Sun coord.: (12.041829 d, 5.169814 d)

Lunar disk: 0.666154

Lunar phase: 70.591075

Lunar bright limb: 93.052440

No SN in this field

2021-04-02 23:10:07 (JD 2459307.465359)

Siderial time 14.444117 h

Ra 13:13:01.92 Dec 44:30:46.80
(198.258000d, 44.513000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 23.38 Azimuth: 132.46

Sun: Altitude: 19.43 Azimuth: 285.97

Moon: Altitude: 6.30 Azimuth: 38.39

Tunka

Object: Altitude: 36.74 Azimuth: 117.78

Sun: Altitude: 4.09 Azimuth: 266.81

Moon: Altitude: 12.13 Azimuth: 16.97

Kislovodsk

Object: Altitude: 73.31 Azimuth: 100.76

Sun: Altitude: -34.32 Azimuth: 216.41

Moon: Altitude: 11.60 Azimuth: 321.28

Tavrida

Object: Altitude: 79.48 Azimuth: 94.04

Sun: Altitude: -36.66 Azimuth: 206.39

Moon: Altitude: 6.80 Azimuth: 314.71

SAAO

Object: Altitude: 13.09 Azimuth: 178.83

Sun: Altitude: -61.85 Azimuth: 343.41

Moon: Altitude: 33.94 Azimuth: 279.36

IAC

Object: Altitude: 57.36 Azimuth: 230.53

Sun: Altitude: -46.05 Azimuth: 134.95

Moon: Altitude: -20.68 Azimuth: 287.35

Argentina

Object: Altitude: -20.73 Azimuth: 229.66

Sun: Altitude: -9.21 Azimuth: 90.41

Moon: Altitude: -28.61 Azimuth: 333.09

Mexico

Object: Altitude: -1.59 Azimuth: 213.34

Sun: Altitude: 31.10 Azimuth: 76.11

Moon: Altitude: -75.02 Azimuth: 112.63

Ural

Object: Altitude: 62.13 Azimuth: 80.81

Sun: Altitude: -17.29 Azimuth: 229.17

Moon: Altitude: 5.83 Azimuth: 337.00

Vostryakovo

Object: Altitude: 73.93 Azimuth: 55.22

Sun: Altitude: -26.06 Azimuth: 207.68

Moon: Altitude: 0.74 Azimuth: 318.23

Gal. latitude: 72.222408 Gal. longitude: 108.850438

Dist. to Sun: 129.992041

Dist. to Moon: 91.215400

Moon coord.: (263.850652 d, -24.395607 d)

Sun coord.: (12.079810 d, 5.185791 d)

Lunar disk: 0.661645

Lunar phase: 71.138047

Lunar bright limb: 92.804697

No SN in this field

2025-05-14 05:04:52 (JD 2460809.711713)

Siderial time 23.068962 h

Ra 13:13:01.92 Dec 44:30:46.80
(198.258000d, 44.513000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 17.21 Azimuth: 219.09

Sun: Altitude: 52.57 Azimuth: 41.18

Moon: Altitude: -65.58 Azimuth: 198.48

Tunka

Object: Altitude: 10.50 Azimuth: 203.41

Sun: Altitude: 56.80 Azimuth: 0.97

Moon: Altitude: -62.21 Azimuth: 148.19

Kislovodsk

Object: Altitude: 1.55 Azimuth: 160.89

Sun: Altitude: 34.27 Azimuth: 276.76

Moon: Altitude: -27.50 Azimuth: 78.20

Tavrida

Object: Altitude: 4.74 Azimuth: 155.24

Sun: Altitude: 28.13 Azimuth: 271.16

Moon: Altitude: -21.84 Azimuth: 73.38

SAAO

Object: Altitude: -50.38 Azimuth: 122.40

Sun: Altitude: -3.17 Azimuth: 249.92

Moon: Altitude: 20.43 Azimuth: 70.56

IAC

Object: Altitude: 17.00 Azimuth: 131.91

Sun: Altitude: -14.68 Azimuth: 238.95

Moon: Altitude: 20.34 Azimuth: 41.82

Argentina

Object: Altitude: 5.11 Azimuth: 152.09

Sun: Altitude: -74.89 Azimuth: 328.90

Moon: Altitude: 81.14 Azimuth: 237.51

Mexico

Object: Altitude: 76.54 Azimuth: 180.69

Sun: Altitude: -31.14 Azimuth: 143.04

Moon: Altitude: 15.38 Azimuth: 315.30

Ural

Object: Altitude: 11.92 Azimuth: 172.51

Sun: Altitude: 40.17 Azimuth: 302.29

Moon: Altitude: -38.64 Azimuth: 99.96

Vostryakovo

Object: Altitude: 13.50 Azimuth: 157.11

Sun: Altitude: 29.52 Azimuth: 280.06

Moon: Altitude: -26.61 Azimuth: 80.74

Gal. latitude: 72.222408 Gal. longitude: 108.850438

Dist. to Sun: 110.195115

Dist. to Moon: 84.245624

Moon coord.: (247.457647 d, -26.768524 d)

Sun coord.: (50.922933 d, 18.608254 d)

Lunar disk: 0.977579

Lunar phase: 17.223337

Lunar bright limb: 114.561469

No SN in this field
Recent coverage and limits telegrams

 #######################################################################################
#######################################################################################

  ID = 4050
TYPE = 35
DAYS = 1.1


MASTER-IAC robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Spain (IAC Teide Observatory) was pointed to the SWIFT GRB210402.92 (trigger No 1040123,13h 13m 01.92s , +44d 30m 46.8s, R=0.00130556) errorbox 263 sec after trigger time at 2021-04-02 22:07:40 UT, with upper limit up to  21.3 mag. The observations began at zenith distance = 42 deg. The sun  altitude  is -35.7 deg. 

MASTER-Tavrida robotic telescope  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) was pointed to the SWIFT GRB210402.92 errorbox 278 sec after trigger time at 2021-04-02 22:07:55 UT, with upper limit up to  19.8 mag. The observations began at zenith distance =  0 deg. The sun  altitude  is -40.6 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB210402.92 errorbox  11 sec after notice time and 421 sec after trigger time at 2021-04-02 22:10:18 UT, with upper limit up to  18.7 mag. The observations began at zenith distance = 78 deg. The sun  altitude  is -62.1 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) was pointed to the SWIFT GRB210402.92 errorbox  3576 sec after notice time and 3986 sec after trigger time at 2021-04-02 23:09:44 UT, with upper limit up to  18.8 mag. The observations began at zenith distance = 16 deg. The sun  altitude  is -35.2 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) was pointed to the SWIFT GRB210402.92 errorbox  17111 sec after notice time and 17521 sec after trigger time at 2021-04-03 02:55:19 UT, with upper limit up to  18.0 mag. The observations began at zenith distance = 79 deg. The sun  altitude  is -54.7 deg. 

The galactic latitude b = 72 deg., longitude l = 109 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1582249

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

     293 |          MASTER-IAC |   C |    60 | 19.1 |        
     308 |      MASTER-Tavrida |   C |    60 | 18.8 |        
     446 |          MASTER-IAC |  P| |    50 | 18.1 |        
     521 |          MASTER-IAC |  P| |   200 | 19.3 |  Coadd 
     706 |          MASTER-IAC |  P| |   570 | 20.0 |  Coadd 
     446 |          MASTER-IAC |  P- |    50 | 18.0 |        
     536 |          MASTER-IAC |  P- |   230 | 18.8 |  Coadd 
     447 |         MASTER-SAAO | P\  |    50 | 16.0 |        
     461 |      MASTER-Tavrida |   C |    60 | 18.8 |        
     541 |      MASTER-Tavrida |   C |   220 | 19.8 |  Coadd 
     518 |          MASTER-IAC |  P| |    70 | 18.6 |        
     526 |         MASTER-SAAO | P\  |    70 | 15.7 |        
     546 |      MASTER-Tavrida |   C |    70 | 18.9 |        
     610 |          MASTER-IAC |  P| |    80 | 18.7 |        
     610 |          MASTER-IAC |  P- |    80 | 18.3 |        
     621 |         MASTER-SAAO | P\  |    80 | 16.0 |        
     645 |      MASTER-Tavrida |   C |    90 | 19.0 |        
     711 |          MASTER-IAC |  P| |   100 | 18.9 |        
     711 |          MASTER-IAC |  P- |   100 | 18.5 |        
     730 |         MASTER-SAAO | P\  |   100 | 15.4 |        
     765 |      MASTER-Tavrida |   C |   110 | 19.3 |        
     831 |          MASTER-IAC |  P| |   120 | 18.9 |        
     865 |         MASTER-SAAO | P\  |   130 | 15.6 |        
     977 |          MASTER-IAC |  P| |   150 | 19.5 |        
     977 |          MASTER-IAC |  P- |   150 | 18.8 |        
    1029 |         MASTER-SAAO | P\  |   160 | 15.3 |        
    1050 |      MASTER-Tavrida |   C |    60 | 18.6 |        
    1153 |          MASTER-IAC |  P| |   180 | 19.1 |        
    1333 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    1963 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   10963 |          MASTER-IAC |  P| | 19800 | 21.0 |  Coadd 
   13663 |          MASTER-IAC |  P| | 25200 | 21.0 |  Coadd 
    1153 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1963 |          MASTER-IAC |  P- |  1800 | 20.3 |  Coadd 
    1353 |          MASTER-IAC |  P| |   180 | 19.1 |        
    1353 |          MASTER-IAC |  P- |   180 | 18.7 |        
    1418 |         MASTER-SAAO | P\  |   180 | 15.3 |        
    1553 |          MASTER-IAC |  P| |   180 | 19.0 |        
    1553 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1733 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    1618 |         MASTER-SAAO | P\  |   180 | 14.1 |        
    1752 |          MASTER-IAC |  P| |   180 | 19.1 |        
    1932 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    1752 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1817 |         MASTER-SAAO | P\  |   180 | 14.8 |        
    1808 |      MASTER-Tavrida |   C |    60 | 17.9 |        
    1888 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    1952 |          MASTER-IAC |  P| |   180 | 19.0 |        
    1952 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2016 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    2152 |          MASTER-IAC |  P| |   180 | 18.9 |        
    2152 |          MASTER-IAC |  P- |   180 | 18.7 |        
    2332 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    2125 |      MASTER-Tavrida |   C |    60 | 17.5 |        
    2216 |         MASTER-SAAO | P\  |   180 | 15.5 |        
    2352 |          MASTER-IAC |  P| |   180 | 19.0 |        
    2532 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    2352 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2415 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    2552 |          MASTER-IAC |  P| |   180 | 19.1 |        
    2552 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2615 |         MASTER-SAAO | P\  |   180 | 15.1 |        
    2752 |          MASTER-IAC |  P| |   180 | 19.1 |        
    2752 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2932 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    2814 |         MASTER-SAAO | P\  |   180 | 15.0 |        
    2952 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3132 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    2952 |          MASTER-IAC |  P- |   180 | 18.8 |        
    3014 |         MASTER-SAAO | P\  |   180 | 15.5 |        
    3152 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3962 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
    3152 |          MASTER-IAC |  P- |   180 | 18.9 |        
    3962 |          MASTER-IAC |  P- |  1800 | 20.2 |  Coadd 
    3213 |         MASTER-SAAO | P\  |   180 | 15.5 |        
    3156 |      MASTER-Tavrida |   C |    60 | 16.8 |        
    3236 |      MASTER-Tavrida |   C |    60 | 17.0 |        
    3352 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3352 |          MASTER-IAC |  P- |   180 | 18.8 |        
    3532 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    3413 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    3474 |      MASTER-Tavrida |   C |    60 | 15.6 |        
    3552 |          MASTER-IAC |  P| |   180 | 19.2 |        
    3732 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    3552 |          MASTER-IAC |  P- |   180 | 18.8 |        
    3613 |         MASTER-SAAO | P\  |   180 | 15.6 |        
    3752 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3752 |          MASTER-IAC |  P- |   180 | 18.9 |        
    3812 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    3952 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3952 |          MASTER-IAC |  P- |   180 | 18.8 |        
    4132 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    4012 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    4017 |   MASTER-Kislovodsk |   C |    60 | 18.6 |        
    4017 |   MASTER-Kislovodsk |   C |    60 | 18.0 |        
    4151 |          MASTER-IAC |  P| |   180 | 19.1 |        
    4331 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
    4151 |          MASTER-IAC |  P- |   180 | 18.9 |        
    4211 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    4352 |          MASTER-IAC |  P| |   180 | 19.1 |        
    4352 |          MASTER-IAC |  P- |   180 | 18.9 |        
    4410 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    4552 |          MASTER-IAC |  P| |   180 | 19.1 |        
    4552 |          MASTER-IAC |  P- |   180 | 18.8 |        
    4732 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
    4610 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    4751 |          MASTER-IAC |  P| |   180 | 19.2 |        
    4931 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    4751 |          MASTER-IAC |  P- |   180 | 18.1 |        
    4810 |         MASTER-SAAO | P\  |   180 | 15.9 |        
    4951 |          MASTER-IAC |  P| |   180 | 19.2 |        
    4951 |          MASTER-IAC |  P- |   180 | 18.9 |        
    5009 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    4979 |   MASTER-Kislovodsk |   C |    60 | 18.4 |        
    4979 |   MASTER-Kislovodsk |   C |    60 | 17.9 |        
    5151 |          MASTER-IAC |  P| |   180 | 19.1 |        
    5961 |          MASTER-IAC |  P| |  1800 | 20.6 |  Coadd 
    5151 |          MASTER-IAC |  P- |   180 | 18.9 |        
    5331 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    5961 |          MASTER-IAC |  P- |  1800 | 20.4 |  Coadd 
    5209 |         MASTER-SAAO | P\  |   180 | 15.0 |        
    5351 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5531 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    5351 |          MASTER-IAC |  P- |   180 | 18.9 |        
    5408 |         MASTER-SAAO | P\  |   180 | 14.0 |        
    5551 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5551 |          MASTER-IAC |  P- |   180 | 18.8 |        
    5608 |         MASTER-SAAO | P\  |   180 | 14.9 |        
    5750 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5750 |          MASTER-IAC |  P- |   180 | 18.8 |        
    5930 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    5807 |         MASTER-SAAO | P\  |   180 | 15.9 |        
    5950 |          MASTER-IAC |  P| |   180 | 19.2 |        
    6130 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
    5950 |          MASTER-IAC |  P- |   180 | 19.0 |        
    5941 |   MASTER-Kislovodsk |   C |    60 | 18.2 |        
    5941 |   MASTER-Kislovodsk |   C |    60 | 17.9 |        
    6007 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    6150 |          MASTER-IAC |  P| |   180 | 19.5 |        
    6150 |          MASTER-IAC |  P- |   180 | 18.9 |        
    6128 |      MASTER-Tavrida |   C |    60 | 17.8 |        
    6206 |         MASTER-SAAO | P\  |   180 | 15.8 |        
    6350 |          MASTER-IAC |  P| |   180 | 19.2 |        
    6350 |          MASTER-IAC |  P- |   180 | 18.9 |        
    6530 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
    6406 |         MASTER-SAAO | P\  |   180 | 15.6 |        
    6550 |          MASTER-IAC |  P| |   180 | 19.2 |        
    6730 |          MASTER-IAC |  P| |   540 | 18.6 |  Coadd 
    6550 |          MASTER-IAC |  P- |   180 | 18.9 |        
    6605 |         MASTER-SAAO | P\  |   180 | 16.3 |        
    6750 |          MASTER-IAC |  P| |   180 | 19.2 |        
    6750 |          MASTER-IAC |  P- |   180 | 18.9 |        
    6805 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    6949 |          MASTER-IAC |  P| |   180 | 19.1 |        
    6949 |          MASTER-IAC |  P- |   180 | 19.0 |        
    7129 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
    7005 |         MASTER-SAAO | P\  |   180 | 15.9 |        
    7149 |          MASTER-IAC |  P| |   180 | 19.2 |        
    7329 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    7959 |          MASTER-IAC |  P| |  1800 | 20.6 |  Coadd 
    7149 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7959 |          MASTER-IAC |  P- |  1800 | 20.4 |  Coadd 
    7204 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    7349 |          MASTER-IAC |  P| |   180 | 19.1 |        
    7349 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7404 |         MASTER-SAAO | P\  |   180 | 16.1 |        
    7549 |          MASTER-IAC |  P| |   180 | 19.2 |        
    7549 |          MASTER-IAC |  P- |   180 | 18.6 |        
    7729 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    7603 |         MASTER-SAAO | P\  |   180 | 16.3 |        
    7749 |          MASTER-IAC |  P| |   180 | 19.1 |        
    7929 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
    7749 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7803 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    7949 |          MASTER-IAC |  P| |   180 | 19.2 |        
    7949 |          MASTER-IAC |  P- |   180 | 18.9 |        
    8002 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    8149 |          MASTER-IAC |  P| |   180 | 19.1 |        
    8149 |          MASTER-IAC |  P- |   180 | 18.9 |        
    8329 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    8202 |         MASTER-SAAO | P\  |   180 | 16.5 |        
    8349 |          MASTER-IAC |  P| |   180 | 19.1 |        
    8529 |          MASTER-IAC |  P| |   540 | 20.1 |  Coadd 
    8349 |          MASTER-IAC |  P- |   180 | 18.9 |        
    8401 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    8549 |          MASTER-IAC |  P| |   180 | 19.2 |        
    8549 |          MASTER-IAC |  P- |   180 | 18.8 |        
    8601 |         MASTER-SAAO | P\  |   180 | 17.0 |        
    8749 |          MASTER-IAC |  P| |   180 | 19.3 |        
    8749 |          MASTER-IAC |  P- |   180 | 19.0 |        
    8929 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
    8800 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    8949 |          MASTER-IAC |  P| |   180 | 19.1 |        
    9129 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    8949 |          MASTER-IAC |  P- |   180 | 19.0 |        
    9148 |          MASTER-IAC |  P| |   180 | 19.2 |        
    9958 |          MASTER-IAC |  P| |  1800 | 20.7 |  Coadd 
    9148 |          MASTER-IAC |  P- |   180 | 19.0 |        
    9958 |          MASTER-IAC |  P- |  1800 | 20.5 |  Coadd 
    9180 |      MASTER-Tavrida |   C |    60 | 15.0 |        
    9348 |          MASTER-IAC |  P| |   180 | 19.1 |        
    9348 |          MASTER-IAC |  P- |   180 | 18.9 |        
    9528 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    9548 |          MASTER-IAC |  P| |   180 | 19.2 |        
    9728 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    9548 |          MASTER-IAC |  P- |   180 | 18.8 |        
    9748 |          MASTER-IAC |  P| |   180 | 19.2 |        
    9748 |          MASTER-IAC |  P- |   180 | 18.9 |        
    9948 |          MASTER-IAC |  P| |   180 | 19.1 |        
    9948 |          MASTER-IAC |  P- |   180 | 18.8 |        
   10128 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
   10148 |          MASTER-IAC |  P| |   180 | 19.1 |        
   10328 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   10148 |          MASTER-IAC |  P- |   180 | 18.9 |        
   10348 |          MASTER-IAC |  P| |   180 | 19.1 |        
   10348 |          MASTER-IAC |  P- |   180 | 18.8 |        
   10548 |          MASTER-IAC |  P| |   180 | 19.2 |        
   10548 |          MASTER-IAC |  P- |   180 | 18.8 |        
   10728 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
   10748 |          MASTER-IAC |  P| |   180 | 19.0 |        
   10928 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
   10748 |          MASTER-IAC |  P- |   180 | 18.9 |        
   10948 |          MASTER-IAC |  P| |   180 | 19.2 |        
   10948 |          MASTER-IAC |  P- |   180 | 18.9 |        
   11148 |          MASTER-IAC |  P| |   180 | 19.1 |        
   11958 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   11148 |          MASTER-IAC |  P- |   180 | 18.8 |        
   11328 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
   11958 |          MASTER-IAC |  P- |  1800 | 20.4 |  Coadd 
   20958 |          MASTER-IAC |  P- | 19800 | 21.3 |  Coadd 
   23658 |          MASTER-IAC |  P- | 25200 | 21.2 |  Coadd 
   11347 |          MASTER-IAC |  P| |   180 | 19.1 |        
   11527 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   11347 |          MASTER-IAC |  P- |   180 | 18.8 |        
   11547 |          MASTER-IAC |  P| |   180 | 19.1 |        
   11547 |          MASTER-IAC |  P- |   180 | 18.8 |        
   11747 |          MASTER-IAC |  P| |   180 | 19.1 |        
   11747 |          MASTER-IAC |  P- |   180 | 18.7 |        
   11927 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
   11947 |          MASTER-IAC |  P| |   180 | 19.1 |        
   12127 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   11947 |          MASTER-IAC |  P- |   180 | 18.8 |        
   12148 |          MASTER-IAC |  P| |   180 | 19.0 |        
   12148 |          MASTER-IAC |  P- |   180 | 18.8 |        
   12348 |          MASTER-IAC |  P| |   180 | 19.0 |        
   12348 |          MASTER-IAC |  P- |   180 | 18.9 |        
   12528 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
   12547 |          MASTER-IAC |  P| |   180 | 19.1 |        
   12727 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   12547 |          MASTER-IAC |  P- |   180 | 18.8 |        
   12747 |          MASTER-IAC |  P| |   180 | 19.1 |        
   12747 |          MASTER-IAC |  P- |   180 | 18.9 |        
   12947 |          MASTER-IAC |  P| |   180 | 19.1 |        
   12947 |          MASTER-IAC |  P- |   180 | 18.9 |        
   13127 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   13147 |          MASTER-IAC |  P| |   180 | 19.1 |        
   13327 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
   13957 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   13147 |          MASTER-IAC |  P- |   180 | 18.8 |        
   13957 |          MASTER-IAC |  P- |  1800 | 20.3 |  Coadd 
   13347 |          MASTER-IAC |  P| |   180 | 19.0 |        
   13347 |          MASTER-IAC |  P- |   180 | 18.7 |        
   13547 |          MASTER-IAC |  P| |   180 | 19.2 |        
   13547 |          MASTER-IAC |  P- |   180 | 18.6 |        
   13727 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   13746 |          MASTER-IAC |  P| |   180 | 19.0 |        
   13926 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   13746 |          MASTER-IAC |  P- |   180 | 18.7 |        
   13946 |          MASTER-IAC |  P| |   180 | 19.0 |        
   13946 |          MASTER-IAC |  P- |   180 | 18.8 |        
   14146 |          MASTER-IAC |  P| |   180 | 19.1 |        
   14146 |          MASTER-IAC |  P- |   180 | 18.7 |        
   14326 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
   14346 |          MASTER-IAC |  P| |   180 | 19.1 |        
   14526 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   14346 |          MASTER-IAC |  P- |   180 | 18.7 |        
   14546 |          MASTER-IAC |  P| |   180 | 19.1 |        
   14546 |          MASTER-IAC |  P- |   180 | 18.7 |        
   14746 |          MASTER-IAC |  P| |   180 | 19.1 |        
   14746 |          MASTER-IAC |  P- |   180 | 18.7 |        
   14926 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   14946 |          MASTER-IAC |  P| |   180 | 19.1 |        
   15126 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   14946 |          MASTER-IAC |  P- |   180 | 18.7 |        
   15146 |          MASTER-IAC |  P| |   180 | 19.0 |        
   15956 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   15146 |          MASTER-IAC |  P- |   180 | 18.8 |        
   15956 |          MASTER-IAC |  P- |  1800 | 20.3 |  Coadd 
   15345 |          MASTER-IAC |  P| |   180 | 19.2 |        
   15345 |          MASTER-IAC |  P- |   180 | 18.7 |        
   15525 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   15545 |          MASTER-IAC |  P| |   180 | 19.1 |        
   15725 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   15545 |          MASTER-IAC |  P- |   180 | 18.7 |        
   15745 |          MASTER-IAC |  P| |   180 | 19.1 |        
   15745 |          MASTER-IAC |  P- |   180 | 18.8 |        
   15945 |          MASTER-IAC |  P| |   180 | 19.1 |        
   15945 |          MASTER-IAC |  P- |   180 | 18.8 |        
   16125 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
   16145 |          MASTER-IAC |  P| |   180 | 19.1 |        
   16325 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   16145 |          MASTER-IAC |  P- |   180 | 18.8 |        
   16345 |          MASTER-IAC |  P| |   180 | 19.1 |        
   16345 |          MASTER-IAC |  P- |   180 | 18.8 |        
   16545 |          MASTER-IAC |  P| |   180 | 19.0 |        
   16545 |          MASTER-IAC |  P- |   180 | 18.7 |        
   16725 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   16745 |          MASTER-IAC |  P| |   180 | 19.1 |        
   16925 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   16745 |          MASTER-IAC |  P- |   180 | 18.8 |        
   16945 |          MASTER-IAC |  P| |   180 | 19.0 |        
   16945 |          MASTER-IAC |  P- |   180 | 18.6 |        
   17145 |          MASTER-IAC |  P| |   180 | 19.0 |        
   17955 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   17145 |          MASTER-IAC |  P- |   180 | 18.7 |        
   17325 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   17955 |          MASTER-IAC |  P- |  1800 | 20.2 |  Coadd 
   17345 |          MASTER-IAC |  P| |   180 | 19.0 |        
   17525 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   17345 |          MASTER-IAC |  P- |   180 | 18.7 |        
   17545 |          MASTER-IAC |  P| |   180 | 18.9 |        
   17545 |          MASTER-IAC |  P- |   180 | 18.7 |        
   17552 |         MASTER-OAFA |   C |    60 | 17.4 |        
   17745 |          MASTER-IAC |  P| |   180 | 19.0 |        
   17745 |          MASTER-IAC |  P- |   180 | 18.7 |        
   17925 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   17945 |          MASTER-IAC |  P| |   180 | 19.0 |        
   18125 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   17945 |          MASTER-IAC |  P- |   180 | 18.8 |        
   18145 |          MASTER-IAC |  P| |   180 | 19.0 |        
   18145 |          MASTER-IAC |  P- |   180 | 18.8 |        
   18345 |          MASTER-IAC |  P| |   180 | 19.0 |        
   18345 |          MASTER-IAC |  P- |   180 | 18.4 |        
   18525 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   18545 |          MASTER-IAC |  P| |   180 | 18.9 |        
   18725 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   18545 |          MASTER-IAC |  P- |   180 | 18.7 |        
   18745 |          MASTER-IAC |  P| |   180 | 18.8 |        
   18745 |          MASTER-IAC |  P- |   180 | 18.8 |        
   18945 |          MASTER-IAC |  P| |   180 | 19.0 |        
   18945 |          MASTER-IAC |  P- |   180 | 18.2 |        
   19125 |          MASTER-IAC |  P- |   540 | 19.3 |  Coadd 
   19145 |          MASTER-IAC |  P| |   180 | 18.9 |        
   19325 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   19955 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   19145 |          MASTER-IAC |  P- |   180 | 18.6 |        
   19955 |          MASTER-IAC |  P- |  1800 | 20.0 |  Coadd 
   19143 |         MASTER-OAFA |   C |    60 | 17.8 |        
   19345 |          MASTER-IAC |  P| |   180 | 19.0 |        
   19345 |          MASTER-IAC |  P- |   180 | 18.7 |        
   19545 |          MASTER-IAC |  P| |   180 | 19.0 |        
   19545 |          MASTER-IAC |  P- |   180 | 18.6 |        
   19725 |          MASTER-IAC |  P- |   540 | 19.3 |  Coadd 
   19745 |          MASTER-IAC |  P| |   180 | 18.9 |        
   19925 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   19745 |          MASTER-IAC |  P- |   180 | 18.3 |        
   19945 |          MASTER-IAC |  P| |   180 | 18.8 |        
   19945 |          MASTER-IAC |  P- |   180 | 18.6 |        
   20145 |          MASTER-IAC |  P| |   180 | 18.8 |        
   20145 |          MASTER-IAC |  P- |   180 | 18.7 |        
   20325 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   20179 |         MASTER-OAFA |   C |    60 | 17.8 |        
   20345 |          MASTER-IAC |  P| |   180 | 18.9 |        
   20525 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   20345 |          MASTER-IAC |  P- |   180 | 18.6 |        
   20545 |          MASTER-IAC |  P| |   180 | 19.0 |        
   20545 |          MASTER-IAC |  P- |   180 | 18.7 |        
   20745 |          MASTER-IAC |  P| |   180 | 18.9 |        
   20745 |          MASTER-IAC |  P- |   180 | 18.7 |        
   20925 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   20945 |          MASTER-IAC |  P| |   180 | 18.8 |        
   21125 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   20945 |          MASTER-IAC |  P- |   180 | 18.6 |        
   21144 |          MASTER-IAC |  P| |   180 | 18.8 |        
   21954 |          MASTER-IAC |  P| |  1800 | 20.4 |  Coadd 
   21144 |          MASTER-IAC |  P- |   180 | 18.6 |        
   21954 |          MASTER-IAC |  P- |  1800 | 20.1 |  Coadd 
   21214 |         MASTER-OAFA |   C |    60 | 18.0 |        
   21344 |          MASTER-IAC |  P| |   180 | 18.9 |        
   21344 |          MASTER-IAC |  P- |   180 | 18.7 |        
   21524 |          MASTER-IAC |  P- |   540 | 19.4 |  Coadd 
   21544 |          MASTER-IAC |  P| |   180 | 18.8 |        
   21724 |          MASTER-IAC |  P| |   540 | 19.7 |  Coadd 
   21544 |          MASTER-IAC |  P- |   180 | 18.6 |        
   21744 |          MASTER-IAC |  P| |   180 | 18.9 |        
   21744 |          MASTER-IAC |  P- |   180 | 18.5 |        
   21944 |          MASTER-IAC |  P| |   180 | 18.9 |        
   21944 |          MASTER-IAC |  P- |   180 | 18.5 |        
   22124 |          MASTER-IAC |  P- |   540 | 19.2 |  Coadd 
   21930 |         MASTER-OAFA |   C |    60 | 17.4 |        
   22144 |          MASTER-IAC |  P| |   180 | 18.9 |        
   22324 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   22144 |          MASTER-IAC |  P- |   180 | 18.6 |        
   22343 |          MASTER-IAC |  P| |   180 | 18.9 |        
   22343 |          MASTER-IAC |  P- |   180 | 18.7 |        
   22543 |          MASTER-IAC |  P| |   180 | 18.8 |        
   22543 |          MASTER-IAC |  P- |   180 | 18.5 |        
   22723 |          MASTER-IAC |  P- |   540 | 18.2 |  Coadd 
   22566 |         MASTER-OAFA |   C |    60 | 17.7 |        
   22743 |          MASTER-IAC |  P| |   180 | 18.9 |        
   22923 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   22743 |          MASTER-IAC |  P- |   180 | 18.5 |        
   22943 |          MASTER-IAC |  P| |   180 | 18.8 |        
   22943 |          MASTER-IAC |  P- |   180 | 18.5 |        
   23143 |          MASTER-IAC |  P| |   180 | 18.9 |        
   23953 |          MASTER-IAC |  P| |  1800 | 20.3 |  Coadd 
   23143 |          MASTER-IAC |  P- |   180 | 18.6 |        
   23323 |          MASTER-IAC |  P- |   540 | 19.4 |  Coadd 
   23953 |          MASTER-IAC |  P- |  1800 | 20.0 |  Coadd 
   23342 |          MASTER-IAC |  P| |   180 | 18.8 |        
   23522 |          MASTER-IAC |  P| |   540 | 19.7 |  Coadd 
   23342 |          MASTER-IAC |  P- |   180 | 18.5 |        
   23283 |         MASTER-OAFA |   C |    60 | 17.9 |        
   23542 |          MASTER-IAC |  P| |   180 | 18.8 |        
   23542 |          MASTER-IAC |  P- |   180 | 18.5 |        
   23742 |          MASTER-IAC |  P| |   180 | 18.8 |        
   23742 |          MASTER-IAC |  P- |   180 | 18.5 |        
   23922 |          MASTER-IAC |  P- |   540 | 19.3 |  Coadd 
   23761 |         MASTER-OAFA |   C |    60 | 17.8 |        
   23942 |          MASTER-IAC |  P| |   180 | 18.8 |        
   24122 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   23942 |          MASTER-IAC |  P- |   180 | 18.6 |        
   24141 |          MASTER-IAC |  P| |   180 | 18.8 |        
   24141 |          MASTER-IAC |  P- |   180 | 18.5 |        
   24341 |          MASTER-IAC |  P| |   180 | 18.8 |        
   24341 |          MASTER-IAC |  P- |   180 | 18.5 |        
   24521 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   24541 |          MASTER-IAC |  P| |   180 | 18.8 |        
   24721 |          MASTER-IAC |  P| |   540 | 19.5 |  Coadd 
   24541 |          MASTER-IAC |  P- |   180 | 18.4 |        
   24741 |          MASTER-IAC |  P| |   180 | 18.8 |        
   24741 |          MASTER-IAC |  P- |   180 | 18.5 |        
   24941 |          MASTER-IAC |  P| |   180 | 18.8 |        
   24941 |          MASTER-IAC |  P- |   180 | 18.5 |        
   25121 |          MASTER-IAC |  P- |   540 | 19.2 |  Coadd 
   25141 |          MASTER-IAC |  P| |   180 | 18.8 |        
   25321 |          MASTER-IAC |  P| |   540 | 19.5 |  Coadd 
   25951 |          MASTER-IAC |  P| |  1800 | 20.3 |  Coadd 
   25141 |          MASTER-IAC |  P- |   180 | 18.5 |        
   25951 |          MASTER-IAC |  P- |  1800 | 19.9 |  Coadd 
   25341 |          MASTER-IAC |  P| |   180 | 18.6 |        
   25341 |          MASTER-IAC |  P- |   180 | 18.5 |        
   25541 |          MASTER-IAC |  P| |   180 | 18.7 |        
   25541 |          MASTER-IAC |  P- |   180 | 18.4 |        
   25721 |          MASTER-IAC |  P- |   540 | 19.3 |  Coadd 
   25667 |         MASTER-OAFA |   C |    60 | 17.7 |        
   25741 |          MASTER-IAC |  P| |   180 | 18.7 |        
   25921 |          MASTER-IAC |  P| |   540 | 19.4 |  Coadd 
   25741 |          MASTER-IAC |  P- |   180 | 18.4 |        
   25941 |          MASTER-IAC |  P| |   180 | 18.8 |        
   25941 |          MASTER-IAC |  P- |   180 | 18.4 |        
   26141 |          MASTER-IAC |  P| |   180 | 18.8 |        
   26141 |          MASTER-IAC |  P- |   180 | 18.5 |        
   26321 |          MASTER-IAC |  P- |   540 | 19.1 |  Coadd 
   26341 |          MASTER-IAC |  P| |   180 | 18.8 |        
   26521 |          MASTER-IAC |  P| |   540 | 19.5 |  Coadd 
   26341 |          MASTER-IAC |  P- |   180 | 18.4 |        
   26542 |          MASTER-IAC |  P| |   180 | 18.6 |        
   26542 |          MASTER-IAC |  P- |   180 | 18.4 |        
   26741 |          MASTER-IAC |  P| |   180 | 18.6 |        
   26741 |          MASTER-IAC |  P- |   180 | 18.4 |        
   26921 |          MASTER-IAC |  P- |   540 | 19.0 |  Coadd 
   26941 |          MASTER-IAC |  P| |   180 | 18.6 |        
   27121 |          MASTER-IAC |  P| |   540 | 19.4 |  Coadd 
   26941 |          MASTER-IAC |  P- |   180 | 18.4 |        
   27141 |          MASTER-IAC |  P| |   180 | 18.6 |        
   27951 |          MASTER-IAC |  P| |  1800 | 19.9 |  Coadd 
   27141 |          MASTER-IAC |  P- |   180 | 18.3 |        
   27951 |          MASTER-IAC |  P- |  1800 | 19.7 |  Coadd 
   27341 |          MASTER-IAC |  P| |   180 | 18.7 |        
   27341 |          MASTER-IAC |  P- |   180 | 18.4 |        
   27521 |          MASTER-IAC |  P- |   540 | 19.1 |  Coadd 
   27541 |          MASTER-IAC |  P| |   180 | 18.7 |        
   27721 |          MASTER-IAC |  P| |   540 | 19.5 |  Coadd 
   27541 |          MASTER-IAC |  P- |   180 | 18.3 |        
   27740 |          MASTER-IAC |  P| |   180 | 18.6 |        
   27740 |          MASTER-IAC |  P- |   180 | 18.3 |        
   27940 |          MASTER-IAC |  P| |   180 | 18.6 |        
   27940 |          MASTER-IAC |  P- |   180 | 18.3 |        
   28120 |          MASTER-IAC |  P- |   540 | 19.1 |  Coadd 
   28140 |          MASTER-IAC |  P| |   180 | 18.6 |        
   28320 |          MASTER-IAC |  P| |   540 | 18.9 |  Coadd 
   28140 |          MASTER-IAC |  P- |   180 | 18.3 |        
   28339 |          MASTER-IAC |  P| |   180 | 18.3 |        
   28339 |          MASTER-IAC |  P- |   180 | 18.1 |        
   28539 |          MASTER-IAC |  P| |   180 | 18.1 |        
   28539 |          MASTER-IAC |  P- |   180 | 18.1 |        
   28739 |          MASTER-IAC |  P| |   180 | 17.9 |        
   28919 |          MASTER-IAC |  P| |   540 | 18.2 |  Coadd 
   28739 |          MASTER-IAC |  P- |   180 | 17.9 |        
   28939 |          MASTER-IAC |  P| |   180 | 17.5 |        
   28939 |          MASTER-IAC |  P- |   180 | 17.7 |        
   29139 |          MASTER-IAC |  P| |   180 | 17.1 |        
   29139 |          MASTER-IAC |  P- |   180 | 17.5 |        
   29319 |          MASTER-IAC |  P- |   540 | 17.8 |  Coadd 
   29339 |          MASTER-IAC |  P| |   180 | 16.6 |        
   29339 |          MASTER-IAC |  P- |   180 | 17.1 |        
   29539 |          MASTER-IAC |  P| |   180 | 16.1 |        
   29539 |          MASTER-IAC |  P- |   180 | 16.8 |        
   29739 |          MASTER-IAC |  P- |   180 | 16.4 |        
   29938 |          MASTER-IAC |  P- |   180 | 15.4 |        
   65784 |             MASTER- |   C |    20 | 18.7 |        
   66898 |             MASTER- |   C |    20 | 18.8 |        
   67877 |             MASTER- |   C |    20 | 18.7 |        
   79070 |          MASTER-IAC |   C |    60 | 15.9 |        
   79151 |          MASTER-IAC |   C |    60 | 16.3 |        
   80386 |          MASTER-IAC |   C |    60 | 18.0 |        
   80466 |          MASTER-IAC |   C |    60 | 18.2 |        
   82546 |          MASTER-IAC |   C |    60 | 18.3 |        
   82626 |          MASTER-IAC |   C |    60 | 18.0 |        
   83760 |             MASTER- |   C |    10 | 17.2 |        
   83760 |             MASTER- |   C |    10 | 17.3 |        
   83956 |         MASTER-SAAO |   C |    60 | 18.4 |        
   87454 |         MASTER-SAAO |   C |    60 | 18.3 |        
   88361 |          MASTER-IAC |   C |    60 | 17.3 |        
   88730 |         MASTER-SAAO |   C |    60 | 18.7 |        
   89128 |         MASTER-SAAO |   C |    60 | 18.0 |        
   89320 |          MASTER-IAC |   C |    60 | 15.4 |        
   90280 |          MASTER-IAC |   C |    60 | 15.7 |        
   92172 |         MASTER-SAAO |   C |    60 | 18.5 |        
   92650 |         MASTER-SAAO |   C |    60 | 16.3 |        
   92738 |   MASTER-Kislovodsk |   C |    60 | 18.2 |        
   92738 |   MASTER-Kislovodsk |   C |    60 | 18.8 |        
   94021 |   MASTER-Kislovodsk |   C |    60 | 17.9 |        
   94021 |   MASTER-Kislovodsk |   C |    60 | 18.6 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.



#######################################################################################
#######################################################################################

  ID = 4042
TYPE = 35
DAYS = 1


MASTER-IAC robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Spain (IAC Teide Observatory) was pointed to the SWIFT GRB210402.92 (trigger No 1040123,13h 13m 01.92s , +44d 30m 46.8s, R=0.00130556) errorbox 108 sec after trigger time at 2021-04-02 22:07:40 UT, with upper limit up to  20.7 mag. The observations began at zenith distance = 42 deg. The sun  altitude  is -35.7 deg. 

MASTER-Tavrida robotic telescope  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) was pointed to the SWIFT GRB210402.92 errorbox 123 sec after trigger time at 2021-04-02 22:07:55 UT, with upper limit up to  19.8 mag. The observations began at zenith distance =  0 deg. The sun  altitude  is -40.6 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB210402.92 errorbox  11 sec after notice time and 267 sec after trigger time at 2021-04-02 22:10:18 UT, with upper limit up to  18.4 mag. The observations began at zenith distance = 78 deg. The sun  altitude  is -62.1 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) was pointed to the SWIFT GRB210402.92 errorbox  3576 sec after notice time and 3832 sec after trigger time at 2021-04-02 23:09:44 UT, with upper limit up to  18.6 mag. The observations began at zenith distance = 16 deg. The sun  altitude  is -35.2 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) was pointed to the SWIFT GRB210402.92 errorbox  17111 sec after notice time and 17367 sec after trigger time at 2021-04-03 02:55:19 UT, with upper limit up to  18.0 mag. The observations began at zenith distance = 79 deg. The sun  altitude  is -54.7 deg. 

The galactic latitude b = 72 deg., longitude l = 109 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1582249

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

     139 |          MASTER-IAC |   C |    60 | 19.1 |        
     154 |      MASTER-Tavrida |   C |    60 | 18.8 |        
     292 |          MASTER-IAC |  P| |    50 | 18.1 |        
     367 |          MASTER-IAC |  P| |   200 | 19.3 |  Coadd 
     552 |          MASTER-IAC |  P| |   570 | 20.0 |  Coadd 
     292 |          MASTER-IAC |  P- |    50 | 18.0 |        
     382 |          MASTER-IAC |  P- |   230 | 18.8 |  Coadd 
     292 |         MASTER-SAAO | P\  |    50 | 16.0 |        
     307 |      MASTER-Tavrida |   C |    60 | 18.8 |        
     387 |      MASTER-Tavrida |   C |   220 | 19.8 |  Coadd 
     364 |          MASTER-IAC |  P| |    70 | 18.6 |        
     372 |         MASTER-SAAO | P\  |    70 | 15.7 |        
     392 |      MASTER-Tavrida |   C |    70 | 18.9 |        
     456 |          MASTER-IAC |  P| |    80 | 18.7 |        
     456 |          MASTER-IAC |  P- |    80 | 18.3 |        
     467 |         MASTER-SAAO | P\  |    80 | 16.0 |        
     491 |      MASTER-Tavrida |   C |    90 | 19.0 |        
     557 |          MASTER-IAC |  P| |   100 | 18.9 |        
     557 |          MASTER-IAC |  P- |   100 | 18.5 |        
     576 |         MASTER-SAAO | P\  |   100 | 15.4 |        
     611 |      MASTER-Tavrida |   C |   110 | 19.3 |        
     677 |          MASTER-IAC |  P| |   120 | 18.9 |        
     710 |         MASTER-SAAO | P\  |   130 | 15.6 |        
     823 |          MASTER-IAC |  P| |   150 | 19.5 |        
     823 |          MASTER-IAC |  P- |   150 | 18.8 |        
     875 |         MASTER-SAAO | P\  |   160 | 15.3 |        
     896 |      MASTER-Tavrida |   C |    60 | 18.6 |        
     998 |          MASTER-IAC |  P| |   180 | 19.1 |        
    1178 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    1808 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
     998 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1808 |          MASTER-IAC |  P- |  1800 | 20.3 |  Coadd 
    1198 |          MASTER-IAC |  P| |   180 | 19.1 |        
    1198 |          MASTER-IAC |  P- |   180 | 18.7 |        
    1264 |         MASTER-SAAO | P\  |   180 | 15.3 |        
    1398 |          MASTER-IAC |  P| |   180 | 19.0 |        
    1398 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1578 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    1463 |         MASTER-SAAO | P\  |   180 | 14.1 |        
    1598 |          MASTER-IAC |  P| |   180 | 19.1 |        
    1778 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    1598 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1663 |         MASTER-SAAO | P\  |   180 | 14.8 |        
    1654 |      MASTER-Tavrida |   C |    60 | 17.9 |        
    1733 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    1798 |          MASTER-IAC |  P| |   180 | 19.0 |        
    1798 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1862 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    1998 |          MASTER-IAC |  P| |   180 | 18.9 |        
    1998 |          MASTER-IAC |  P- |   180 | 18.7 |        
    2178 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    1971 |      MASTER-Tavrida |   C |    60 | 17.5 |        
    2061 |         MASTER-SAAO | P\  |   180 | 15.5 |        
    2198 |          MASTER-IAC |  P| |   180 | 19.0 |        
    2378 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    2198 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2261 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    2398 |          MASTER-IAC |  P| |   180 | 19.1 |        
    2398 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2461 |         MASTER-SAAO | P\  |   180 | 15.1 |        
    2598 |          MASTER-IAC |  P| |   180 | 19.1 |        
    2598 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2778 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    2660 |         MASTER-SAAO | P\  |   180 | 15.0 |        
    2798 |          MASTER-IAC |  P| |   180 | 19.1 |        
    2978 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    2798 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2859 |         MASTER-SAAO | P\  |   180 | 15.5 |        
    2998 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3808 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
    2998 |          MASTER-IAC |  P- |   180 | 18.9 |        
    3808 |          MASTER-IAC |  P- |  1800 | 20.2 |  Coadd 
    3059 |         MASTER-SAAO | P\  |   180 | 15.5 |        
    3002 |      MASTER-Tavrida |   C |    60 | 16.8 |        
    3081 |      MASTER-Tavrida |   C |    60 | 17.0 |        
    3198 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3198 |          MASTER-IAC |  P- |   180 | 18.8 |        
    3378 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    3259 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    3320 |      MASTER-Tavrida |   C |    60 | 15.6 |        
    3398 |          MASTER-IAC |  P| |   180 | 19.2 |        
    3578 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    3398 |          MASTER-IAC |  P- |   180 | 18.8 |        
    3458 |         MASTER-SAAO | P\  |   180 | 15.6 |        
    3597 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3597 |          MASTER-IAC |  P- |   180 | 18.9 |        
    3658 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    3797 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3797 |          MASTER-IAC |  P- |   180 | 18.8 |        
    3977 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    3857 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    3863 |   MASTER-Kislovodsk |   C |    60 | 18.6 |        
    3863 |   MASTER-Kislovodsk |   C |    60 | 18.0 |        
    3997 |          MASTER-IAC |  P| |   180 | 19.1 |        
    4177 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
    3997 |          MASTER-IAC |  P- |   180 | 18.9 |        
    4057 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    4197 |          MASTER-IAC |  P| |   180 | 19.1 |        
    4197 |          MASTER-IAC |  P- |   180 | 18.9 |        
    4256 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    4397 |          MASTER-IAC |  P| |   180 | 19.1 |        
    4397 |          MASTER-IAC |  P- |   180 | 18.8 |        
    4577 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
    4456 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    4597 |          MASTER-IAC |  P| |   180 | 19.2 |        
    4777 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    4597 |          MASTER-IAC |  P- |   180 | 18.1 |        
    4655 |         MASTER-SAAO | P\  |   180 | 15.9 |        
    4797 |          MASTER-IAC |  P| |   180 | 19.2 |        
    4797 |          MASTER-IAC |  P- |   180 | 18.9 |        
    4855 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    4825 |   MASTER-Kislovodsk |   C |    60 | 18.4 |        
    4825 |   MASTER-Kislovodsk |   C |    60 | 17.9 |        
    4997 |          MASTER-IAC |  P| |   180 | 19.1 |        
    5807 |          MASTER-IAC |  P| |  1800 | 20.6 |  Coadd 
    4997 |          MASTER-IAC |  P- |   180 | 18.9 |        
    5177 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    5807 |          MASTER-IAC |  P- |  1800 | 20.4 |  Coadd 
    5054 |         MASTER-SAAO | P\  |   180 | 15.0 |        
    5196 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5376 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    5196 |          MASTER-IAC |  P- |   180 | 18.9 |        
    5254 |         MASTER-SAAO | P\  |   180 | 14.0 |        
    5397 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5397 |          MASTER-IAC |  P- |   180 | 18.8 |        
    5453 |         MASTER-SAAO | P\  |   180 | 14.9 |        
    5596 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5596 |          MASTER-IAC |  P- |   180 | 18.8 |        
    5776 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    5653 |         MASTER-SAAO | P\  |   180 | 15.9 |        
    5796 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5976 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
    5796 |          MASTER-IAC |  P- |   180 | 19.0 |        
    5787 |   MASTER-Kislovodsk |   C |    60 | 18.2 |        
    5787 |   MASTER-Kislovodsk |   C |    60 | 17.9 |        
    5852 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    5996 |          MASTER-IAC |  P| |   180 | 19.5 |        
    5996 |          MASTER-IAC |  P- |   180 | 18.9 |        
    5974 |      MASTER-Tavrida |   C |    60 | 17.8 |        
    6052 |         MASTER-SAAO | P\  |   180 | 15.8 |        
    6195 |          MASTER-IAC |  P| |   180 | 19.2 |        
    6195 |          MASTER-IAC |  P- |   180 | 18.9 |        
    6375 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
    6252 |         MASTER-SAAO | P\  |   180 | 15.6 |        
    6395 |          MASTER-IAC |  P| |   180 | 19.2 |        
    6575 |          MASTER-IAC |  P| |   540 | 18.6 |  Coadd 
    6395 |          MASTER-IAC |  P- |   180 | 18.9 |        
    6451 |         MASTER-SAAO | P\  |   180 | 16.3 |        
    6595 |          MASTER-IAC |  P| |   180 | 19.2 |        
    6595 |          MASTER-IAC |  P- |   180 | 18.9 |        
    6651 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    6795 |          MASTER-IAC |  P| |   180 | 19.1 |        
    6795 |          MASTER-IAC |  P- |   180 | 19.0 |        
    6975 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
    6850 |         MASTER-SAAO | P\  |   180 | 15.9 |        
    6995 |          MASTER-IAC |  P| |   180 | 19.2 |        
    7175 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    7805 |          MASTER-IAC |  P| |  1800 | 20.6 |  Coadd 
    6995 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7805 |          MASTER-IAC |  P- |  1800 | 20.4 |  Coadd 
    7050 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    7195 |          MASTER-IAC |  P| |   180 | 19.1 |        
    7195 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7249 |         MASTER-SAAO | P\  |   180 | 16.1 |        
    7395 |          MASTER-IAC |  P| |   180 | 19.2 |        
    7395 |          MASTER-IAC |  P- |   180 | 18.6 |        
    7575 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    7449 |         MASTER-SAAO | P\  |   180 | 16.3 |        
    7595 |          MASTER-IAC |  P| |   180 | 19.1 |        
    7775 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
    7595 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7648 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    7794 |          MASTER-IAC |  P| |   180 | 19.2 |        
    7794 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7848 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    7994 |          MASTER-IAC |  P| |   180 | 19.1 |        
    7994 |          MASTER-IAC |  P- |   180 | 18.9 |        
    8174 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    8047 |         MASTER-SAAO | P\  |   180 | 16.5 |        
    8195 |          MASTER-IAC |  P| |   180 | 19.1 |        
    8375 |          MASTER-IAC |  P| |   540 | 20.1 |  Coadd 
    8195 |          MASTER-IAC |  P- |   180 | 18.9 |        
    8247 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    8394 |          MASTER-IAC |  P| |   180 | 19.2 |        
    8395 |          MASTER-IAC |  P- |   180 | 18.8 |        
    8446 |         MASTER-SAAO | P\  |   180 | 17.0 |        
    8594 |          MASTER-IAC |  P| |   180 | 19.3 |        
    8594 |          MASTER-IAC |  P- |   180 | 19.0 |        
    8774 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
    8646 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    8794 |          MASTER-IAC |  P| |   180 | 19.1 |        
    8974 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    8794 |          MASTER-IAC |  P- |   180 | 19.0 |        
    8994 |          MASTER-IAC |  P| |   180 | 19.2 |        
    9804 |          MASTER-IAC |  P| |  1800 | 20.7 |  Coadd 
    8994 |          MASTER-IAC |  P- |   180 | 19.0 |        
    9804 |          MASTER-IAC |  P- |  1800 | 20.5 |  Coadd 
    9026 |      MASTER-Tavrida |   C |    60 | 15.0 |        
    9194 |          MASTER-IAC |  P| |   180 | 19.1 |        
    9194 |          MASTER-IAC |  P- |   180 | 18.9 |        
    9374 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    9394 |          MASTER-IAC |  P| |   180 | 19.2 |        
    9574 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    9394 |          MASTER-IAC |  P- |   180 | 18.8 |        
    9594 |          MASTER-IAC |  P| |   180 | 19.2 |        
    9594 |          MASTER-IAC |  P- |   180 | 18.9 |        
    9794 |          MASTER-IAC |  P| |   180 | 19.1 |        
    9794 |          MASTER-IAC |  P- |   180 | 18.8 |        
    9974 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    9994 |          MASTER-IAC |  P| |   180 | 19.1 |        
   10174 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    9994 |          MASTER-IAC |  P- |   180 | 18.9 |        
   10193 |          MASTER-IAC |  P| |   180 | 19.1 |        
   10193 |          MASTER-IAC |  P- |   180 | 18.8 |        
   10393 |          MASTER-IAC |  P| |   180 | 19.2 |        
   10393 |          MASTER-IAC |  P- |   180 | 18.8 |        
   10573 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
   10593 |          MASTER-IAC |  P| |   180 | 19.0 |        
   10773 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
   10593 |          MASTER-IAC |  P- |   180 | 18.9 |        
   10793 |          MASTER-IAC |  P| |   180 | 19.2 |        
   10793 |          MASTER-IAC |  P- |   180 | 18.9 |        
   10993 |          MASTER-IAC |  P| |   180 | 19.1 |        
   11803 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   10993 |          MASTER-IAC |  P- |   180 | 18.8 |        
   11173 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
   11803 |          MASTER-IAC |  P- |  1800 | 20.4 |  Coadd 
   11193 |          MASTER-IAC |  P| |   180 | 19.1 |        
   11373 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   11193 |          MASTER-IAC |  P- |   180 | 18.8 |        
   11393 |          MASTER-IAC |  P| |   180 | 19.1 |        
   11393 |          MASTER-IAC |  P- |   180 | 18.8 |        
   11593 |          MASTER-IAC |  P| |   180 | 19.1 |        
   11593 |          MASTER-IAC |  P- |   180 | 18.7 |        
   11773 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
   11793 |          MASTER-IAC |  P| |   180 | 19.1 |        
   11973 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   11793 |          MASTER-IAC |  P- |   180 | 18.8 |        
   11993 |          MASTER-IAC |  P| |   180 | 19.0 |        
   11993 |          MASTER-IAC |  P- |   180 | 18.8 |        
   12193 |          MASTER-IAC |  P| |   180 | 19.0 |        
   12193 |          MASTER-IAC |  P- |   180 | 18.9 |        
   12373 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
   12393 |          MASTER-IAC |  P| |   180 | 19.1 |        
   12573 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   12393 |          MASTER-IAC |  P- |   180 | 18.8 |        
   12593 |          MASTER-IAC |  P| |   180 | 19.1 |        
   12593 |          MASTER-IAC |  P- |   180 | 18.9 |        
   12793 |          MASTER-IAC |  P| |   180 | 19.1 |        
   12793 |          MASTER-IAC |  P- |   180 | 18.9 |        
   12973 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   12993 |          MASTER-IAC |  P| |   180 | 19.1 |        
   13173 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
   13803 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   12993 |          MASTER-IAC |  P- |   180 | 18.8 |        
   13803 |          MASTER-IAC |  P- |  1800 | 20.3 |  Coadd 
   13193 |          MASTER-IAC |  P| |   180 | 19.0 |        
   13193 |          MASTER-IAC |  P- |   180 | 18.7 |        
   13392 |          MASTER-IAC |  P| |   180 | 19.2 |        
   13392 |          MASTER-IAC |  P- |   180 | 18.6 |        
   13572 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   13592 |          MASTER-IAC |  P| |   180 | 19.0 |        
   13772 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   13592 |          MASTER-IAC |  P- |   180 | 18.7 |        
   13792 |          MASTER-IAC |  P| |   180 | 19.0 |        
   13792 |          MASTER-IAC |  P- |   180 | 18.8 |        
   13992 |          MASTER-IAC |  P| |   180 | 19.1 |        
   13992 |          MASTER-IAC |  P- |   180 | 18.7 |        
   14172 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
   14192 |          MASTER-IAC |  P| |   180 | 19.1 |        
   14372 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   14192 |          MASTER-IAC |  P- |   180 | 18.7 |        
   14392 |          MASTER-IAC |  P| |   180 | 19.1 |        
   14392 |          MASTER-IAC |  P- |   180 | 18.7 |        
   14592 |          MASTER-IAC |  P| |   180 | 19.1 |        
   14592 |          MASTER-IAC |  P- |   180 | 18.7 |        
   14772 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   14792 |          MASTER-IAC |  P| |   180 | 19.1 |        
   14972 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   14792 |          MASTER-IAC |  P- |   180 | 18.7 |        
   14992 |          MASTER-IAC |  P| |   180 | 19.0 |        
   15802 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   14992 |          MASTER-IAC |  P- |   180 | 18.8 |        
   15802 |          MASTER-IAC |  P- |  1800 | 20.3 |  Coadd 
   15191 |          MASTER-IAC |  P| |   180 | 19.2 |        
   15191 |          MASTER-IAC |  P- |   180 | 18.7 |        
   15371 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   15391 |          MASTER-IAC |  P| |   180 | 19.1 |        
   15571 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   15391 |          MASTER-IAC |  P- |   180 | 18.7 |        
   15591 |          MASTER-IAC |  P| |   180 | 19.1 |        
   15591 |          MASTER-IAC |  P- |   180 | 18.8 |        
   15791 |          MASTER-IAC |  P| |   180 | 19.1 |        
   15791 |          MASTER-IAC |  P- |   180 | 18.8 |        
   15971 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
   15991 |          MASTER-IAC |  P| |   180 | 19.1 |        
   16171 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   15991 |          MASTER-IAC |  P- |   180 | 18.8 |        
   16191 |          MASTER-IAC |  P| |   180 | 19.1 |        
   16191 |          MASTER-IAC |  P- |   180 | 18.8 |        
   16391 |          MASTER-IAC |  P| |   180 | 19.0 |        
   16391 |          MASTER-IAC |  P- |   180 | 18.7 |        
   16571 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   16591 |          MASTER-IAC |  P| |   180 | 19.1 |        
   16771 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   16591 |          MASTER-IAC |  P- |   180 | 18.8 |        
   16791 |          MASTER-IAC |  P| |   180 | 19.0 |        
   16791 |          MASTER-IAC |  P- |   180 | 18.6 |        
   16991 |          MASTER-IAC |  P| |   180 | 19.0 |        
   17801 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   16991 |          MASTER-IAC |  P- |   180 | 18.7 |        
   17171 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   17801 |          MASTER-IAC |  P- |  1800 | 20.2 |  Coadd 
   17191 |          MASTER-IAC |  P| |   180 | 19.0 |        
   17371 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   17191 |          MASTER-IAC |  P- |   180 | 18.7 |        
   17391 |          MASTER-IAC |  P| |   180 | 18.9 |        
   17391 |          MASTER-IAC |  P- |   180 | 18.7 |        
   17398 |         MASTER-OAFA |   C |    60 | 17.4 |        
   17591 |          MASTER-IAC |  P| |   180 | 19.0 |        
   17591 |          MASTER-IAC |  P- |   180 | 18.7 |        
   17771 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   17791 |          MASTER-IAC |  P| |   180 | 19.0 |        
   17971 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   17791 |          MASTER-IAC |  P- |   180 | 18.8 |        
   17991 |          MASTER-IAC |  P| |   180 | 19.0 |        
   17991 |          MASTER-IAC |  P- |   180 | 18.8 |        
   18190 |          MASTER-IAC |  P| |   180 | 19.0 |        
   18190 |          MASTER-IAC |  P- |   180 | 18.4 |        
   18370 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   18391 |          MASTER-IAC |  P| |   180 | 18.9 |        
   18571 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   18391 |          MASTER-IAC |  P- |   180 | 18.7 |        
   18591 |          MASTER-IAC |  P| |   180 | 18.8 |        
   18591 |          MASTER-IAC |  P- |   180 | 18.8 |        
   18791 |          MASTER-IAC |  P| |   180 | 19.0 |        
   18791 |          MASTER-IAC |  P- |   180 | 18.2 |        
   18971 |          MASTER-IAC |  P- |   540 | 19.3 |  Coadd 
   18991 |          MASTER-IAC |  P| |   180 | 18.9 |        
   19171 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   19801 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   18991 |          MASTER-IAC |  P- |   180 | 18.6 |        
   19801 |          MASTER-IAC |  P- |  1800 | 20.0 |  Coadd 
   18988 |         MASTER-OAFA |   C |    60 | 17.8 |        
   19190 |          MASTER-IAC |  P| |   180 | 19.0 |        
   19190 |          MASTER-IAC |  P- |   180 | 18.7 |        
   19391 |          MASTER-IAC |  P| |   180 | 19.0 |        
   19391 |          MASTER-IAC |  P- |   180 | 18.6 |        
   19571 |          MASTER-IAC |  P- |   540 | 19.3 |  Coadd 
   19590 |          MASTER-IAC |  P| |   180 | 18.9 |        
   19770 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   19590 |          MASTER-IAC |  P- |   180 | 18.3 |        
   19791 |          MASTER-IAC |  P| |   180 | 18.8 |        
   19791 |          MASTER-IAC |  P- |   180 | 18.6 |        
   19991 |          MASTER-IAC |  P| |   180 | 18.8 |        
   19991 |          MASTER-IAC |  P- |   180 | 18.7 |        
   20171 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   20025 |         MASTER-OAFA |   C |    60 | 17.8 |        
   20191 |          MASTER-IAC |  P| |   180 | 18.9 |        
   20371 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   20191 |          MASTER-IAC |  P- |   180 | 18.6 |        
   20391 |          MASTER-IAC |  P| |   180 | 19.0 |        
   20391 |          MASTER-IAC |  P- |   180 | 18.7 |        
   20591 |          MASTER-IAC |  P| |   180 | 18.9 |        
   20591 |          MASTER-IAC |  P- |   180 | 18.7 |        
   20771 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   20790 |          MASTER-IAC |  P| |   180 | 18.8 |        
   20970 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   20790 |          MASTER-IAC |  P- |   180 | 18.6 |        
   20990 |          MASTER-IAC |  P| |   180 | 18.8 |        
   21800 |          MASTER-IAC |  P| |  1800 | 20.4 |  Coadd 
   20990 |          MASTER-IAC |  P- |   180 | 18.6 |        
   21800 |          MASTER-IAC |  P- |  1800 | 20.1 |  Coadd 
   21060 |         MASTER-OAFA |   C |    60 | 18.0 |        
   21190 |          MASTER-IAC |  P| |   180 | 18.9 |        
   21190 |          MASTER-IAC |  P- |   180 | 18.7 |        
   21370 |          MASTER-IAC |  P- |   540 | 19.4 |  Coadd 
   21390 |          MASTER-IAC |  P| |   180 | 18.8 |        
   21570 |          MASTER-IAC |  P| |   540 | 19.7 |  Coadd 
   21390 |          MASTER-IAC |  P- |   180 | 18.6 |        
   21589 |          MASTER-IAC |  P| |   180 | 18.9 |        
   21589 |          MASTER-IAC |  P- |   180 | 18.5 |        
   21789 |          MASTER-IAC |  P| |   180 | 18.9 |        
   21789 |          MASTER-IAC |  P- |   180 | 18.5 |        
   21969 |          MASTER-IAC |  P- |   540 | 19.2 |  Coadd 
   21775 |         MASTER-OAFA |   C |    60 | 17.4 |        
   21989 |          MASTER-IAC |  P| |   180 | 18.9 |        
   22169 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   21989 |          MASTER-IAC |  P- |   180 | 18.6 |        
   22189 |          MASTER-IAC |  P| |   180 | 18.9 |        
   22189 |          MASTER-IAC |  P- |   180 | 18.7 |        
   22389 |          MASTER-IAC |  P| |   180 | 18.8 |        
   22389 |          MASTER-IAC |  P- |   180 | 18.5 |        
   22569 |          MASTER-IAC |  P- |   540 | 18.2 |  Coadd 
   22411 |         MASTER-OAFA |   C |    60 | 17.7 |        
   22589 |          MASTER-IAC |  P| |   180 | 18.9 |        
   22769 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   22589 |          MASTER-IAC |  P- |   180 | 18.5 |        
   22789 |          MASTER-IAC |  P| |   180 | 18.8 |        
   22789 |          MASTER-IAC |  P- |   180 | 18.5 |        
   22988 |          MASTER-IAC |  P| |   180 | 18.9 |        
   23798 |          MASTER-IAC |  P| |  1800 | 20.3 |  Coadd 
   22988 |          MASTER-IAC |  P- |   180 | 18.6 |        
   23168 |          MASTER-IAC |  P- |   540 | 19.4 |  Coadd 
   23798 |          MASTER-IAC |  P- |  1800 | 20.0 |  Coadd 
   23188 |          MASTER-IAC |  P| |   180 | 18.8 |        
   23368 |          MASTER-IAC |  P| |   540 | 19.7 |  Coadd 
   23188 |          MASTER-IAC |  P- |   180 | 18.5 |        
   23129 |         MASTER-OAFA |   C |    60 | 17.9 |        
   23388 |          MASTER-IAC |  P| |   180 | 18.8 |        
   23388 |          MASTER-IAC |  P- |   180 | 18.5 |        
   23588 |          MASTER-IAC |  P| |   180 | 18.8 |        
   23588 |          MASTER-IAC |  P- |   180 | 18.5 |        
   23768 |          MASTER-IAC |  P- |   540 | 19.3 |  Coadd 
   23606 |         MASTER-OAFA |   C |    60 | 17.8 |        
   23787 |          MASTER-IAC |  P| |   180 | 18.8 |        
   23967 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   23787 |          MASTER-IAC |  P- |   180 | 18.6 |        
   23987 |          MASTER-IAC |  P| |   180 | 18.8 |        
   23987 |          MASTER-IAC |  P- |   180 | 18.5 |        
   24187 |          MASTER-IAC |  P| |   180 | 18.8 |        
   24187 |          MASTER-IAC |  P- |   180 | 18.5 |        
   24367 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   24387 |          MASTER-IAC |  P| |   180 | 18.8 |        
   24567 |          MASTER-IAC |  P| |   540 | 19.5 |  Coadd 
   24387 |          MASTER-IAC |  P- |   180 | 18.4 |        
   24587 |          MASTER-IAC |  P| |   180 | 18.8 |        
   24587 |          MASTER-IAC |  P- |   180 | 18.5 |        
   24787 |          MASTER-IAC |  P| |   180 | 18.8 |        
   24787 |          MASTER-IAC |  P- |   180 | 18.5 |        
   24967 |          MASTER-IAC |  P- |   540 | 19.2 |  Coadd 
   24987 |          MASTER-IAC |  P| |   180 | 18.8 |        
   25167 |          MASTER-IAC |  P| |   540 | 19.5 |  Coadd 
   25797 |          MASTER-IAC |  P| |  1800 | 20.3 |  Coadd 
   24987 |          MASTER-IAC |  P- |   180 | 18.5 |        
   25797 |          MASTER-IAC |  P- |  1800 | 19.9 |  Coadd 
   25187 |          MASTER-IAC |  P| |   180 | 18.6 |        
   25187 |          MASTER-IAC |  P- |   180 | 18.5 |        
   25387 |          MASTER-IAC |  P| |   180 | 18.7 |        
   25387 |          MASTER-IAC |  P- |   180 | 18.4 |        
   25567 |          MASTER-IAC |  P- |   540 | 19.3 |  Coadd 
   25513 |         MASTER-OAFA |   C |    60 | 17.7 |        
   25587 |          MASTER-IAC |  P| |   180 | 18.7 |        
   25767 |          MASTER-IAC |  P| |   540 | 19.4 |  Coadd 
   25587 |          MASTER-IAC |  P- |   180 | 18.4 |        
   25787 |          MASTER-IAC |  P| |   180 | 18.8 |        
   25787 |          MASTER-IAC |  P- |   180 | 18.4 |        
   25987 |          MASTER-IAC |  P| |   180 | 18.8 |        
   25987 |          MASTER-IAC |  P- |   180 | 18.5 |        
   26167 |          MASTER-IAC |  P- |   540 | 19.1 |  Coadd 
   26187 |          MASTER-IAC |  P| |   180 | 18.8 |        
   26367 |          MASTER-IAC |  P| |   540 | 19.5 |  Coadd 
   26187 |          MASTER-IAC |  P- |   180 | 18.4 |        
   26387 |          MASTER-IAC |  P| |   180 | 18.6 |        
   26387 |          MASTER-IAC |  P- |   180 | 18.4 |        
   26587 |          MASTER-IAC |  P| |   180 | 18.6 |        
   26587 |          MASTER-IAC |  P- |   180 | 18.4 |        
   26767 |          MASTER-IAC |  P- |   540 | 19.0 |  Coadd 
   26787 |          MASTER-IAC |  P| |   180 | 18.6 |        
   26967 |          MASTER-IAC |  P| |   540 | 19.4 |  Coadd 
   26787 |          MASTER-IAC |  P- |   180 | 18.4 |        
   26987 |          MASTER-IAC |  P| |   180 | 18.6 |        
   27797 |          MASTER-IAC |  P| |  1800 | 19.9 |  Coadd 
   26987 |          MASTER-IAC |  P- |   180 | 18.3 |        
   27797 |          MASTER-IAC |  P- |  1800 | 19.7 |  Coadd 
   27187 |          MASTER-IAC |  P| |   180 | 18.7 |        
   27187 |          MASTER-IAC |  P- |   180 | 18.4 |        
   27367 |          MASTER-IAC |  P- |   540 | 19.1 |  Coadd 
   27386 |          MASTER-IAC |  P| |   180 | 18.7 |        
   27566 |          MASTER-IAC |  P| |   540 | 19.5 |  Coadd 
   27386 |          MASTER-IAC |  P- |   180 | 18.3 |        
   27586 |          MASTER-IAC |  P| |   180 | 18.6 |        
   27586 |          MASTER-IAC |  P- |   180 | 18.3 |        
   27786 |          MASTER-IAC |  P| |   180 | 18.6 |        
   27786 |          MASTER-IAC |  P- |   180 | 18.3 |        
   27966 |          MASTER-IAC |  P- |   540 | 19.1 |  Coadd 
   27985 |          MASTER-IAC |  P| |   180 | 18.6 |        
   28165 |          MASTER-IAC |  P| |   540 | 18.9 |  Coadd 
   27985 |          MASTER-IAC |  P- |   180 | 18.3 |        
   28185 |          MASTER-IAC |  P| |   180 | 18.3 |        
   28185 |          MASTER-IAC |  P- |   180 | 18.1 |        
   28385 |          MASTER-IAC |  P| |   180 | 18.1 |        
   28385 |          MASTER-IAC |  P- |   180 | 18.1 |        
   28585 |          MASTER-IAC |  P| |   180 | 17.9 |        
   28765 |          MASTER-IAC |  P| |   540 | 18.2 |  Coadd 
   28585 |          MASTER-IAC |  P- |   180 | 17.9 |        
   28785 |          MASTER-IAC |  P| |   180 | 17.5 |        
   28785 |          MASTER-IAC |  P- |   180 | 17.7 |        
   28984 |          MASTER-IAC |  P| |   180 | 17.1 |        
   28984 |          MASTER-IAC |  P- |   180 | 17.5 |        
   29164 |          MASTER-IAC |  P- |   540 | 17.8 |  Coadd 
   29184 |          MASTER-IAC |  P| |   180 | 16.6 |        
   29184 |          MASTER-IAC |  P- |   180 | 17.1 |        
   29384 |          MASTER-IAC |  P| |   180 | 16.1 |        
   29384 |          MASTER-IAC |  P- |   180 | 16.8 |        
   29584 |          MASTER-IAC |  P- |   180 | 16.4 |        
   29784 |          MASTER-IAC |  P- |   180 | 15.4 |        
   65630 |             MASTER- |   C |    20 | 18.7 |        
   66744 |             MASTER- |   C |    20 | 18.8 |        
   67722 |             MASTER- |   C |    20 | 18.7 |        
   78916 |          MASTER-IAC |   C |    60 | 15.9 |        
   78997 |          MASTER-IAC |   C |    60 | 16.3 |        
   80232 |          MASTER-IAC |   C |    60 | 18.0 |        
   80312 |          MASTER-IAC |   C |    60 | 18.2 |        
   82392 |          MASTER-IAC |   C |    60 | 18.3 |        
   82472 |          MASTER-IAC |   C |    60 | 18.0 |        
   83605 |             MASTER- |   C |    10 | 17.2 |        
   83606 |             MASTER- |   C |    10 | 17.3 |        
   83801 |         MASTER-SAAO |   C |    60 | 18.4 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.



#######################################################################################
#######################################################################################

  ID = 4034
TYPE = 35
DAYS = 0.5


MASTER-IAC robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Spain (IAC Teide Observatory) was pointed to the SWIFT GRB210402.92 (trigger No 1040123,13h 13m 01.92s , +44d 30m 46.8s, R=0.00130556) errorbox 108 sec after trigger time at 2021-04-02 22:07:40 UT, with upper limit up to  20.7 mag. The observations began at zenith distance = 42 deg. The sun  altitude  is -35.7 deg. 

MASTER-Tavrida robotic telescope  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) was pointed to the SWIFT GRB210402.92 errorbox 123 sec after trigger time at 2021-04-02 22:07:55 UT, with upper limit up to  19.8 mag. The observations began at zenith distance =  0 deg. The sun  altitude  is -40.6 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB210402.92 errorbox  11 sec after notice time and 267 sec after trigger time at 2021-04-02 22:10:18 UT, with upper limit up to  17.0 mag. The observations began at zenith distance = 78 deg. The sun  altitude  is -62.1 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) was pointed to the SWIFT GRB210402.92 errorbox  3576 sec after notice time and 3832 sec after trigger time at 2021-04-02 23:09:44 UT, with upper limit up to  18.6 mag. The observations began at zenith distance = 16 deg. The sun  altitude  is -35.2 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) was pointed to the SWIFT GRB210402.92 errorbox  17111 sec after notice time and 17367 sec after trigger time at 2021-04-03 02:55:19 UT, with upper limit up to  18.0 mag. The observations began at zenith distance = 79 deg. The sun  altitude  is -54.7 deg. 

The galactic latitude b = 72 deg., longitude l = 109 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1582249

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

     139 |          MASTER-IAC |   C |    60 | 19.1 |        
     154 |      MASTER-Tavrida |   C |    60 | 18.8 |        
     292 |          MASTER-IAC |  P| |    50 | 18.1 |        
     367 |          MASTER-IAC |  P| |   200 | 19.3 |  Coadd 
     552 |          MASTER-IAC |  P| |   570 | 20.0 |  Coadd 
     292 |          MASTER-IAC |  P- |    50 | 18.0 |        
     382 |          MASTER-IAC |  P- |   230 | 18.8 |  Coadd 
     292 |         MASTER-SAAO | P\  |    50 | 16.0 |        
     307 |      MASTER-Tavrida |   C |    60 | 18.8 |        
     387 |      MASTER-Tavrida |   C |   220 | 19.8 |  Coadd 
     364 |          MASTER-IAC |  P| |    70 | 18.6 |        
     372 |         MASTER-SAAO | P\  |    70 | 15.7 |        
     392 |      MASTER-Tavrida |   C |    70 | 18.9 |        
     456 |          MASTER-IAC |  P| |    80 | 18.7 |        
     456 |          MASTER-IAC |  P- |    80 | 18.3 |        
     467 |         MASTER-SAAO | P\  |    80 | 16.0 |        
     491 |      MASTER-Tavrida |   C |    90 | 19.0 |        
     557 |          MASTER-IAC |  P| |   100 | 18.9 |        
     557 |          MASTER-IAC |  P- |   100 | 18.5 |        
     576 |         MASTER-SAAO | P\  |   100 | 15.4 |        
     611 |      MASTER-Tavrida |   C |   110 | 19.3 |        
     677 |          MASTER-IAC |  P| |   120 | 18.9 |        
     710 |         MASTER-SAAO | P\  |   130 | 15.6 |        
     823 |          MASTER-IAC |  P| |   150 | 19.5 |        
     823 |          MASTER-IAC |  P- |   150 | 18.8 |        
     875 |         MASTER-SAAO | P\  |   160 | 15.3 |        
     896 |      MASTER-Tavrida |   C |    60 | 18.6 |        
     998 |          MASTER-IAC |  P| |   180 | 19.1 |        
    1178 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    1808 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
     998 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1808 |          MASTER-IAC |  P- |  1800 | 20.3 |  Coadd 
    1198 |          MASTER-IAC |  P| |   180 | 19.1 |        
    1198 |          MASTER-IAC |  P- |   180 | 18.7 |        
    1264 |         MASTER-SAAO | P\  |   180 | 15.3 |        
    1398 |          MASTER-IAC |  P| |   180 | 19.0 |        
    1398 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1578 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    1463 |         MASTER-SAAO | P\  |   180 | 14.1 |        
    1598 |          MASTER-IAC |  P| |   180 | 19.1 |        
    1778 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    1598 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1663 |         MASTER-SAAO | P\  |   180 | 14.8 |        
    1654 |      MASTER-Tavrida |   C |    60 | 17.9 |        
    1733 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    1798 |          MASTER-IAC |  P| |   180 | 19.0 |        
    1798 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1862 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    1998 |          MASTER-IAC |  P| |   180 | 18.9 |        
    1998 |          MASTER-IAC |  P- |   180 | 18.7 |        
    2178 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    1971 |      MASTER-Tavrida |   C |    60 | 17.5 |        
    2061 |         MASTER-SAAO | P\  |   180 | 15.5 |        
    2198 |          MASTER-IAC |  P| |   180 | 19.0 |        
    2378 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    2198 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2261 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    2398 |          MASTER-IAC |  P| |   180 | 19.1 |        
    2398 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2461 |         MASTER-SAAO | P\  |   180 | 15.1 |        
    2598 |          MASTER-IAC |  P| |   180 | 19.1 |        
    2598 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2778 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    2660 |         MASTER-SAAO | P\  |   180 | 15.0 |        
    2798 |          MASTER-IAC |  P| |   180 | 19.1 |        
    2978 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    2798 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2859 |         MASTER-SAAO | P\  |   180 | 15.5 |        
    2998 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3808 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
    2998 |          MASTER-IAC |  P- |   180 | 18.9 |        
    3808 |          MASTER-IAC |  P- |  1800 | 20.2 |  Coadd 
    3059 |         MASTER-SAAO | P\  |   180 | 15.5 |        
    3002 |      MASTER-Tavrida |   C |    60 | 16.8 |        
    3081 |      MASTER-Tavrida |   C |    60 | 17.0 |        
    3198 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3198 |          MASTER-IAC |  P- |   180 | 18.8 |        
    3378 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    3259 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    3320 |      MASTER-Tavrida |   C |    60 | 15.6 |        
    3398 |          MASTER-IAC |  P| |   180 | 19.2 |        
    3578 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    3398 |          MASTER-IAC |  P- |   180 | 18.8 |        
    3458 |         MASTER-SAAO | P\  |   180 | 15.6 |        
    3597 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3597 |          MASTER-IAC |  P- |   180 | 18.9 |        
    3658 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    3797 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3797 |          MASTER-IAC |  P- |   180 | 18.8 |        
    3977 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    3857 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    3863 |   MASTER-Kislovodsk |   C |    60 | 18.6 |        
    3863 |   MASTER-Kislovodsk |   C |    60 | 18.0 |        
    3997 |          MASTER-IAC |  P| |   180 | 19.1 |        
    4177 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
    3997 |          MASTER-IAC |  P- |   180 | 18.9 |        
    4057 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    4197 |          MASTER-IAC |  P| |   180 | 19.1 |        
    4197 |          MASTER-IAC |  P- |   180 | 18.9 |        
    4256 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    4397 |          MASTER-IAC |  P| |   180 | 19.1 |        
    4397 |          MASTER-IAC |  P- |   180 | 18.8 |        
    4577 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
    4456 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    4597 |          MASTER-IAC |  P| |   180 | 19.2 |        
    4777 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    4597 |          MASTER-IAC |  P- |   180 | 18.1 |        
    4655 |         MASTER-SAAO | P\  |   180 | 15.9 |        
    4797 |          MASTER-IAC |  P| |   180 | 19.2 |        
    4797 |          MASTER-IAC |  P- |   180 | 18.9 |        
    4855 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    4825 |   MASTER-Kislovodsk |   C |    60 | 18.4 |        
    4825 |   MASTER-Kislovodsk |   C |    60 | 17.9 |        
    4997 |          MASTER-IAC |  P| |   180 | 19.1 |        
    5807 |          MASTER-IAC |  P| |  1800 | 20.6 |  Coadd 
    4997 |          MASTER-IAC |  P- |   180 | 18.9 |        
    5177 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    5807 |          MASTER-IAC |  P- |  1800 | 20.4 |  Coadd 
    5054 |         MASTER-SAAO | P\  |   180 | 15.0 |        
    5196 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5376 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    5196 |          MASTER-IAC |  P- |   180 | 18.9 |        
    5254 |         MASTER-SAAO | P\  |   180 | 14.0 |        
    5397 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5397 |          MASTER-IAC |  P- |   180 | 18.8 |        
    5453 |         MASTER-SAAO | P\  |   180 | 14.9 |        
    5596 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5596 |          MASTER-IAC |  P- |   180 | 18.8 |        
    5776 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    5653 |         MASTER-SAAO | P\  |   180 | 15.9 |        
    5796 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5976 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
    5796 |          MASTER-IAC |  P- |   180 | 19.0 |        
    5787 |   MASTER-Kislovodsk |   C |    60 | 18.2 |        
    5787 |   MASTER-Kislovodsk |   C |    60 | 17.9 |        
    5852 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    5996 |          MASTER-IAC |  P| |   180 | 19.5 |        
    5996 |          MASTER-IAC |  P- |   180 | 18.9 |        
    5974 |      MASTER-Tavrida |   C |    60 | 17.8 |        
    6052 |         MASTER-SAAO | P\  |   180 | 15.8 |        
    6195 |          MASTER-IAC |  P| |   180 | 19.2 |        
    6195 |          MASTER-IAC |  P- |   180 | 18.9 |        
    6375 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
    6252 |         MASTER-SAAO | P\  |   180 | 15.6 |        
    6395 |          MASTER-IAC |  P| |   180 | 19.2 |        
    6575 |          MASTER-IAC |  P| |   540 | 18.6 |  Coadd 
    6395 |          MASTER-IAC |  P- |   180 | 18.9 |        
    6451 |         MASTER-SAAO | P\  |   180 | 16.3 |        
    6595 |          MASTER-IAC |  P| |   180 | 19.2 |        
    6595 |          MASTER-IAC |  P- |   180 | 18.9 |        
    6651 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    6795 |          MASTER-IAC |  P| |   180 | 19.1 |        
    6795 |          MASTER-IAC |  P- |   180 | 19.0 |        
    6975 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
    6850 |         MASTER-SAAO | P\  |   180 | 15.9 |        
    6995 |          MASTER-IAC |  P| |   180 | 19.2 |        
    7175 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    7805 |          MASTER-IAC |  P| |  1800 | 20.6 |  Coadd 
    6995 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7805 |          MASTER-IAC |  P- |  1800 | 20.4 |  Coadd 
    7050 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    7195 |          MASTER-IAC |  P| |   180 | 19.1 |        
    7195 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7249 |         MASTER-SAAO | P\  |   180 | 16.1 |        
    7395 |          MASTER-IAC |  P| |   180 | 19.2 |        
    7395 |          MASTER-IAC |  P- |   180 | 18.6 |        
    7575 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    7449 |         MASTER-SAAO | P\  |   180 | 16.3 |        
    7595 |          MASTER-IAC |  P| |   180 | 19.1 |        
    7775 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
    7595 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7648 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    7794 |          MASTER-IAC |  P| |   180 | 19.2 |        
    7794 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7848 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    7994 |          MASTER-IAC |  P| |   180 | 19.1 |        
    7994 |          MASTER-IAC |  P- |   180 | 18.9 |        
    8174 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    8047 |         MASTER-SAAO | P\  |   180 | 16.5 |        
    8195 |          MASTER-IAC |  P| |   180 | 19.1 |        
    8375 |          MASTER-IAC |  P| |   540 | 20.1 |  Coadd 
    8195 |          MASTER-IAC |  P- |   180 | 18.9 |        
    8247 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    8394 |          MASTER-IAC |  P| |   180 | 19.2 |        
    8395 |          MASTER-IAC |  P- |   180 | 18.8 |        
    8446 |         MASTER-SAAO | P\  |   180 | 17.0 |        
    8594 |          MASTER-IAC |  P| |   180 | 19.3 |        
    8594 |          MASTER-IAC |  P- |   180 | 19.0 |        
    8774 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
    8646 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    8794 |          MASTER-IAC |  P| |   180 | 19.1 |        
    8974 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    8794 |          MASTER-IAC |  P- |   180 | 19.0 |        
    8994 |          MASTER-IAC |  P| |   180 | 19.2 |        
    9804 |          MASTER-IAC |  P| |  1800 | 20.7 |  Coadd 
    8994 |          MASTER-IAC |  P- |   180 | 19.0 |        
    9804 |          MASTER-IAC |  P- |  1800 | 20.5 |  Coadd 
    9026 |      MASTER-Tavrida |   C |    60 | 15.0 |        
    9194 |          MASTER-IAC |  P| |   180 | 19.1 |        
    9194 |          MASTER-IAC |  P- |   180 | 18.9 |        
    9374 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    9394 |          MASTER-IAC |  P| |   180 | 19.2 |        
    9574 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    9394 |          MASTER-IAC |  P- |   180 | 18.8 |        
    9594 |          MASTER-IAC |  P| |   180 | 19.2 |        
    9594 |          MASTER-IAC |  P- |   180 | 18.9 |        
    9794 |          MASTER-IAC |  P| |   180 | 19.1 |        
    9794 |          MASTER-IAC |  P- |   180 | 18.8 |        
    9974 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    9994 |          MASTER-IAC |  P| |   180 | 19.1 |        
   10174 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    9994 |          MASTER-IAC |  P- |   180 | 18.9 |        
   10193 |          MASTER-IAC |  P| |   180 | 19.1 |        
   10193 |          MASTER-IAC |  P- |   180 | 18.8 |        
   10393 |          MASTER-IAC |  P| |   180 | 19.2 |        
   10393 |          MASTER-IAC |  P- |   180 | 18.8 |        
   10573 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
   10593 |          MASTER-IAC |  P| |   180 | 19.0 |        
   10773 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
   10593 |          MASTER-IAC |  P- |   180 | 18.9 |        
   10793 |          MASTER-IAC |  P| |   180 | 19.2 |        
   10793 |          MASTER-IAC |  P- |   180 | 18.9 |        
   10993 |          MASTER-IAC |  P| |   180 | 19.1 |        
   11803 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   10993 |          MASTER-IAC |  P- |   180 | 18.8 |        
   11173 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
   11803 |          MASTER-IAC |  P- |  1800 | 20.4 |  Coadd 
   11193 |          MASTER-IAC |  P| |   180 | 19.1 |        
   11373 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   11193 |          MASTER-IAC |  P- |   180 | 18.8 |        
   11393 |          MASTER-IAC |  P| |   180 | 19.1 |        
   11393 |          MASTER-IAC |  P- |   180 | 18.8 |        
   11593 |          MASTER-IAC |  P| |   180 | 19.1 |        
   11593 |          MASTER-IAC |  P- |   180 | 18.7 |        
   11773 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
   11793 |          MASTER-IAC |  P| |   180 | 19.1 |        
   11973 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   11793 |          MASTER-IAC |  P- |   180 | 18.8 |        
   11993 |          MASTER-IAC |  P| |   180 | 19.0 |        
   11993 |          MASTER-IAC |  P- |   180 | 18.8 |        
   12193 |          MASTER-IAC |  P| |   180 | 19.0 |        
   12193 |          MASTER-IAC |  P- |   180 | 18.9 |        
   12373 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
   12393 |          MASTER-IAC |  P| |   180 | 19.1 |        
   12573 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   12393 |          MASTER-IAC |  P- |   180 | 18.8 |        
   12593 |          MASTER-IAC |  P| |   180 | 19.1 |        
   12593 |          MASTER-IAC |  P- |   180 | 18.9 |        
   12793 |          MASTER-IAC |  P| |   180 | 19.1 |        
   12793 |          MASTER-IAC |  P- |   180 | 18.9 |        
   12973 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   12993 |          MASTER-IAC |  P| |   180 | 19.1 |        
   13173 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
   13803 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   12993 |          MASTER-IAC |  P- |   180 | 18.8 |        
   13803 |          MASTER-IAC |  P- |  1800 | 20.3 |  Coadd 
   13193 |          MASTER-IAC |  P| |   180 | 19.0 |        
   13193 |          MASTER-IAC |  P- |   180 | 18.7 |        
   13392 |          MASTER-IAC |  P| |   180 | 19.2 |        
   13392 |          MASTER-IAC |  P- |   180 | 18.6 |        
   13572 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   13592 |          MASTER-IAC |  P| |   180 | 19.0 |        
   13772 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   13592 |          MASTER-IAC |  P- |   180 | 18.7 |        
   13792 |          MASTER-IAC |  P| |   180 | 19.0 |        
   13792 |          MASTER-IAC |  P- |   180 | 18.8 |        
   13992 |          MASTER-IAC |  P| |   180 | 19.1 |        
   13992 |          MASTER-IAC |  P- |   180 | 18.7 |        
   14172 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
   14192 |          MASTER-IAC |  P| |   180 | 19.1 |        
   14372 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   14192 |          MASTER-IAC |  P- |   180 | 18.7 |        
   14392 |          MASTER-IAC |  P| |   180 | 19.1 |        
   14392 |          MASTER-IAC |  P- |   180 | 18.7 |        
   14592 |          MASTER-IAC |  P| |   180 | 19.1 |        
   14592 |          MASTER-IAC |  P- |   180 | 18.7 |        
   14772 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   14792 |          MASTER-IAC |  P| |   180 | 19.1 |        
   14972 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   14792 |          MASTER-IAC |  P- |   180 | 18.7 |        
   14992 |          MASTER-IAC |  P| |   180 | 19.0 |        
   15802 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   14992 |          MASTER-IAC |  P- |   180 | 18.8 |        
   15802 |          MASTER-IAC |  P- |  1800 | 20.3 |  Coadd 
   15191 |          MASTER-IAC |  P| |   180 | 19.2 |        
   15191 |          MASTER-IAC |  P- |   180 | 18.7 |        
   15371 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   15391 |          MASTER-IAC |  P| |   180 | 19.1 |        
   15571 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   15391 |          MASTER-IAC |  P- |   180 | 18.7 |        
   15591 |          MASTER-IAC |  P| |   180 | 19.1 |        
   15591 |          MASTER-IAC |  P- |   180 | 18.8 |        
   15791 |          MASTER-IAC |  P| |   180 | 19.1 |        
   15791 |          MASTER-IAC |  P- |   180 | 18.8 |        
   15971 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
   15991 |          MASTER-IAC |  P| |   180 | 19.1 |        
   16171 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   15991 |          MASTER-IAC |  P- |   180 | 18.8 |        
   16191 |          MASTER-IAC |  P| |   180 | 19.1 |        
   16191 |          MASTER-IAC |  P- |   180 | 18.8 |        
   16391 |          MASTER-IAC |  P| |   180 | 19.0 |        
   16391 |          MASTER-IAC |  P- |   180 | 18.7 |        
   16571 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   16591 |          MASTER-IAC |  P| |   180 | 19.1 |        
   16771 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   16591 |          MASTER-IAC |  P- |   180 | 18.8 |        
   16791 |          MASTER-IAC |  P| |   180 | 19.0 |        
   16791 |          MASTER-IAC |  P- |   180 | 18.6 |        
   16991 |          MASTER-IAC |  P| |   180 | 19.0 |        
   17801 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   16991 |          MASTER-IAC |  P- |   180 | 18.7 |        
   17171 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   17801 |          MASTER-IAC |  P- |  1800 | 20.2 |  Coadd 
   17191 |          MASTER-IAC |  P| |   180 | 19.0 |        
   17371 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   17191 |          MASTER-IAC |  P- |   180 | 18.7 |        
   17391 |          MASTER-IAC |  P| |   180 | 18.9 |        
   17391 |          MASTER-IAC |  P- |   180 | 18.7 |        
   17398 |         MASTER-OAFA |   C |    60 | 17.4 |        
   17591 |          MASTER-IAC |  P| |   180 | 19.0 |        
   17591 |          MASTER-IAC |  P- |   180 | 18.7 |        
   17771 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   17791 |          MASTER-IAC |  P| |   180 | 19.0 |        
   17971 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   17791 |          MASTER-IAC |  P- |   180 | 18.8 |        
   17991 |          MASTER-IAC |  P| |   180 | 19.0 |        
   17991 |          MASTER-IAC |  P- |   180 | 18.8 |        
   18190 |          MASTER-IAC |  P| |   180 | 19.0 |        
   18190 |          MASTER-IAC |  P- |   180 | 18.4 |        
   18370 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   18391 |          MASTER-IAC |  P| |   180 | 18.9 |        
   18571 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   18391 |          MASTER-IAC |  P- |   180 | 18.7 |        
   18591 |          MASTER-IAC |  P| |   180 | 18.8 |        
   18591 |          MASTER-IAC |  P- |   180 | 18.8 |        
   18791 |          MASTER-IAC |  P| |   180 | 19.0 |        
   18791 |          MASTER-IAC |  P- |   180 | 18.2 |        
   18971 |          MASTER-IAC |  P- |   540 | 19.3 |  Coadd 
   18991 |          MASTER-IAC |  P| |   180 | 18.9 |        
   19171 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
   19801 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
   18991 |          MASTER-IAC |  P- |   180 | 18.6 |        
   19801 |          MASTER-IAC |  P- |  1800 | 20.0 |  Coadd 
   18988 |         MASTER-OAFA |   C |    60 | 17.8 |        
   19190 |          MASTER-IAC |  P| |   180 | 19.0 |        
   19190 |          MASTER-IAC |  P- |   180 | 18.7 |        
   19391 |          MASTER-IAC |  P| |   180 | 19.0 |        
   19391 |          MASTER-IAC |  P- |   180 | 18.6 |        
   19571 |          MASTER-IAC |  P- |   540 | 19.3 |  Coadd 
   19590 |          MASTER-IAC |  P| |   180 | 18.9 |        
   19770 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   19590 |          MASTER-IAC |  P- |   180 | 18.3 |        
   19791 |          MASTER-IAC |  P| |   180 | 18.8 |        
   19791 |          MASTER-IAC |  P- |   180 | 18.6 |        
   19991 |          MASTER-IAC |  P| |   180 | 18.8 |        
   19991 |          MASTER-IAC |  P- |   180 | 18.7 |        
   20171 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   20025 |         MASTER-OAFA |   C |    60 | 17.8 |        
   20191 |          MASTER-IAC |  P| |   180 | 18.9 |        
   20371 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   20191 |          MASTER-IAC |  P- |   180 | 18.6 |        
   20391 |          MASTER-IAC |  P| |   180 | 19.0 |        
   20391 |          MASTER-IAC |  P- |   180 | 18.7 |        
   20591 |          MASTER-IAC |  P| |   180 | 18.9 |        
   20591 |          MASTER-IAC |  P- |   180 | 18.7 |        
   20771 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   20790 |          MASTER-IAC |  P| |   180 | 18.8 |        
   20970 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   20790 |          MASTER-IAC |  P- |   180 | 18.6 |        
   20990 |          MASTER-IAC |  P| |   180 | 18.8 |        
   21800 |          MASTER-IAC |  P| |  1800 | 20.4 |  Coadd 
   20990 |          MASTER-IAC |  P- |   180 | 18.6 |        
   21800 |          MASTER-IAC |  P- |  1800 | 20.1 |  Coadd 
   21060 |         MASTER-OAFA |   C |    60 | 18.0 |        
   21190 |          MASTER-IAC |  P| |   180 | 18.9 |        
   21190 |          MASTER-IAC |  P- |   180 | 18.7 |        
   21370 |          MASTER-IAC |  P- |   540 | 19.4 |  Coadd 
   21390 |          MASTER-IAC |  P| |   180 | 18.8 |        
   21570 |          MASTER-IAC |  P| |   540 | 19.7 |  Coadd 
   21390 |          MASTER-IAC |  P- |   180 | 18.6 |        
   21589 |          MASTER-IAC |  P| |   180 | 18.9 |        
   21589 |          MASTER-IAC |  P- |   180 | 18.5 |        
   21789 |          MASTER-IAC |  P| |   180 | 18.9 |        
   21789 |          MASTER-IAC |  P- |   180 | 18.5 |        
   21969 |          MASTER-IAC |  P- |   540 | 19.2 |  Coadd 
   21775 |         MASTER-OAFA |   C |    60 | 17.4 |        
   21989 |          MASTER-IAC |  P| |   180 | 18.9 |        
   22169 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   21989 |          MASTER-IAC |  P- |   180 | 18.6 |        
   22189 |          MASTER-IAC |  P| |   180 | 18.9 |        
   22189 |          MASTER-IAC |  P- |   180 | 18.7 |        
   22389 |          MASTER-IAC |  P| |   180 | 18.8 |        
   22389 |          MASTER-IAC |  P- |   180 | 18.5 |        
   22569 |          MASTER-IAC |  P- |   540 | 18.2 |  Coadd 
   22411 |         MASTER-OAFA |   C |    60 | 17.7 |        
   22589 |          MASTER-IAC |  P| |   180 | 18.9 |        
   22769 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   22589 |          MASTER-IAC |  P- |   180 | 18.5 |        
   22789 |          MASTER-IAC |  P| |   180 | 18.8 |        
   22789 |          MASTER-IAC |  P- |   180 | 18.5 |        
   22988 |          MASTER-IAC |  P| |   180 | 18.9 |        
   23798 |          MASTER-IAC |  P| |  1800 | 20.3 |  Coadd 
   22988 |          MASTER-IAC |  P- |   180 | 18.6 |        
   23168 |          MASTER-IAC |  P- |   540 | 19.4 |  Coadd 
   23798 |          MASTER-IAC |  P- |  1800 | 20.0 |  Coadd 
   23188 |          MASTER-IAC |  P| |   180 | 18.8 |        
   23368 |          MASTER-IAC |  P| |   540 | 19.7 |  Coadd 
   23188 |          MASTER-IAC |  P- |   180 | 18.5 |        
   23129 |         MASTER-OAFA |   C |    60 | 17.9 |        
   23388 |          MASTER-IAC |  P| |   180 | 18.8 |        
   23388 |          MASTER-IAC |  P- |   180 | 18.5 |        
   23588 |          MASTER-IAC |  P| |   180 | 18.8 |        
   23588 |          MASTER-IAC |  P- |   180 | 18.5 |        
   23768 |          MASTER-IAC |  P- |   540 | 19.3 |  Coadd 
   23606 |         MASTER-OAFA |   C |    60 | 17.8 |        
   23787 |          MASTER-IAC |  P| |   180 | 18.8 |        
   23967 |          MASTER-IAC |  P| |   540 | 19.8 |  Coadd 
   23787 |          MASTER-IAC |  P- |   180 | 18.6 |        
   23987 |          MASTER-IAC |  P| |   180 | 18.8 |        
   23987 |          MASTER-IAC |  P- |   180 | 18.5 |        
   24187 |          MASTER-IAC |  P| |   180 | 18.8 |        
   24187 |          MASTER-IAC |  P- |   180 | 18.5 |        
   24367 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
   24387 |          MASTER-IAC |  P| |   180 | 18.8 |        
   24567 |          MASTER-IAC |  P| |   540 | 19.5 |  Coadd 
   24387 |          MASTER-IAC |  P- |   180 | 18.4 |        
   24587 |          MASTER-IAC |  P| |   180 | 18.8 |        
   24587 |          MASTER-IAC |  P- |   180 | 18.5 |        
   24787 |          MASTER-IAC |  P| |   180 | 18.8 |        
   24787 |          MASTER-IAC |  P- |   180 | 18.5 |        
   24967 |          MASTER-IAC |  P- |   540 | 19.2 |  Coadd 
   24987 |          MASTER-IAC |  P| |   180 | 18.8 |        
   25167 |          MASTER-IAC |  P| |   540 | 19.5 |  Coadd 
   25797 |          MASTER-IAC |  P| |  1800 | 20.3 |  Coadd 
   24987 |          MASTER-IAC |  P- |   180 | 18.5 |        
   25797 |          MASTER-IAC |  P- |  1800 | 19.9 |  Coadd 
   25187 |          MASTER-IAC |  P| |   180 | 18.6 |        
   25187 |          MASTER-IAC |  P- |   180 | 18.5 |        
   25387 |          MASTER-IAC |  P| |   180 | 18.7 |        
   25387 |          MASTER-IAC |  P- |   180 | 18.4 |        
   25567 |          MASTER-IAC |  P- |   540 | 19.3 |  Coadd 
   25513 |         MASTER-OAFA |   C |    60 | 17.7 |        
   25587 |          MASTER-IAC |  P| |   180 | 18.7 |        
   25767 |          MASTER-IAC |  P| |   540 | 19.4 |  Coadd 
   25587 |          MASTER-IAC |  P- |   180 | 18.4 |        
   25787 |          MASTER-IAC |  P| |   180 | 18.8 |        
   25787 |          MASTER-IAC |  P- |   180 | 18.4 |        
   25987 |          MASTER-IAC |  P| |   180 | 18.8 |        
   25987 |          MASTER-IAC |  P- |   180 | 18.5 |        
   26167 |          MASTER-IAC |  P- |   540 | 19.1 |  Coadd 
   26187 |          MASTER-IAC |  P| |   180 | 18.8 |        
   26367 |          MASTER-IAC |  P| |   540 | 19.5 |  Coadd 
   26187 |          MASTER-IAC |  P- |   180 | 18.4 |        
   26387 |          MASTER-IAC |  P| |   180 | 18.6 |        
   26387 |          MASTER-IAC |  P- |   180 | 18.4 |        
   26587 |          MASTER-IAC |  P| |   180 | 18.6 |        
   26587 |          MASTER-IAC |  P- |   180 | 18.4 |        
   26767 |          MASTER-IAC |  P- |   540 | 19.0 |  Coadd 
   26787 |          MASTER-IAC |  P| |   180 | 18.6 |        
   26967 |          MASTER-IAC |  P| |   540 | 19.4 |  Coadd 
   26787 |          MASTER-IAC |  P- |   180 | 18.4 |        
   26987 |          MASTER-IAC |  P| |   180 | 18.6 |        
   26987 |          MASTER-IAC |  P- |   180 | 18.3 |        
   27187 |          MASTER-IAC |  P| |   180 | 18.7 |        
   27187 |          MASTER-IAC |  P- |   180 | 18.4 |        
   27367 |          MASTER-IAC |  P- |   540 | 19.1 |  Coadd 
   27386 |          MASTER-IAC |  P| |   180 | 18.7 |        
   27566 |          MASTER-IAC |  P| |   540 | 19.5 |  Coadd 
   27386 |          MASTER-IAC |  P- |   180 | 18.3 |        
   27586 |          MASTER-IAC |  P| |   180 | 18.6 |        
   27586 |          MASTER-IAC |  P- |   180 | 18.3 |        
   27786 |          MASTER-IAC |  P| |   180 | 18.6 |        
   27786 |          MASTER-IAC |  P- |   180 | 18.3 |        
   27985 |          MASTER-IAC |  P| |   180 | 18.6 |        
   27985 |          MASTER-IAC |  P- |   180 | 18.3 |        
   28185 |          MASTER-IAC |  P| |   180 | 18.3 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.



#######################################################################################
#######################################################################################

  ID = 4032
TYPE = 35
DAYS = 0.1


MASTER-IAC robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Spain (IAC Teide Observatory) was pointed to the SWIFT GRB210402.92 (trigger No 1040123,13h 13m 01.92s , +44d 30m 46.8s, R=0.00130556) errorbox 108 sec after trigger time at 2021-04-02 22:07:40 UT, with upper limit up to  20.6 mag. The observations began at zenith distance = 42 deg. The sun  altitude  is -35.7 deg. 

MASTER-Tavrida robotic telescope  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) was pointed to the SWIFT GRB210402.92 errorbox 123 sec after trigger time at 2021-04-02 22:07:55 UT, with upper limit up to  19.8 mag. The observations began at zenith distance =  0 deg. The sun  altitude  is -40.6 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB210402.92 errorbox  11 sec after notice time and 267 sec after trigger time at 2021-04-02 22:10:18 UT, with upper limit up to  17.0 mag. The observations began at zenith distance = 78 deg. The sun  altitude  is -62.1 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) was pointed to the SWIFT GRB210402.92 errorbox  3576 sec after notice time and 3832 sec after trigger time at 2021-04-02 23:09:44 UT, with upper limit up to  18.0 mag. The observations began at zenith distance = 15 deg. The sun  altitude  is -35.2 deg. 

The galactic latitude b = 72 deg., longitude l = 109 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1582249

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

     139 |          MASTER-IAC |   C |    60 | 19.1 |        
     154 |      MASTER-Tavrida |   C |    60 | 18.8 |        
     292 |          MASTER-IAC |  P| |    50 | 18.1 |        
     367 |          MASTER-IAC |  P| |   200 | 19.3 |  Coadd 
     552 |          MASTER-IAC |  P| |   570 | 20.0 |  Coadd 
     292 |          MASTER-IAC |  P- |    50 | 18.0 |        
     382 |          MASTER-IAC |  P- |   230 | 18.8 |  Coadd 
     292 |         MASTER-SAAO | P\  |    50 | 16.0 |        
     307 |      MASTER-Tavrida |   C |    60 | 18.8 |        
     387 |      MASTER-Tavrida |   C |   220 | 19.8 |  Coadd 
     364 |          MASTER-IAC |  P| |    70 | 18.6 |        
     372 |         MASTER-SAAO | P\  |    70 | 15.7 |        
     392 |      MASTER-Tavrida |   C |    70 | 18.9 |        
     456 |          MASTER-IAC |  P| |    80 | 18.7 |        
     456 |          MASTER-IAC |  P- |    80 | 18.3 |        
     467 |         MASTER-SAAO | P\  |    80 | 16.0 |        
     491 |      MASTER-Tavrida |   C |    90 | 19.0 |        
     557 |          MASTER-IAC |  P| |   100 | 18.9 |        
     557 |          MASTER-IAC |  P- |   100 | 18.5 |        
     576 |         MASTER-SAAO | P\  |   100 | 15.4 |        
     611 |      MASTER-Tavrida |   C |   110 | 19.3 |        
     677 |          MASTER-IAC |  P| |   120 | 18.9 |        
     710 |         MASTER-SAAO | P\  |   130 | 15.6 |        
     823 |          MASTER-IAC |  P| |   150 | 19.5 |        
     823 |          MASTER-IAC |  P- |   150 | 18.8 |        
     875 |         MASTER-SAAO | P\  |   160 | 15.3 |        
     896 |      MASTER-Tavrida |   C |    60 | 18.6 |        
     998 |          MASTER-IAC |  P| |   180 | 19.1 |        
    1178 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    1808 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
     998 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1808 |          MASTER-IAC |  P- |  1800 | 20.3 |  Coadd 
    1198 |          MASTER-IAC |  P| |   180 | 19.1 |        
    1198 |          MASTER-IAC |  P- |   180 | 18.7 |        
    1264 |         MASTER-SAAO | P\  |   180 | 15.3 |        
    1398 |          MASTER-IAC |  P| |   180 | 19.0 |        
    1398 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1578 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    1463 |         MASTER-SAAO | P\  |   180 | 14.1 |        
    1598 |          MASTER-IAC |  P| |   180 | 19.1 |        
    1778 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    1598 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1663 |         MASTER-SAAO | P\  |   180 | 14.8 |        
    1654 |      MASTER-Tavrida |   C |    60 | 17.9 |        
    1733 |      MASTER-Tavrida |   C |    60 | 18.0 |        
    1798 |          MASTER-IAC |  P| |   180 | 19.0 |        
    1798 |          MASTER-IAC |  P- |   180 | 18.8 |        
    1862 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    1998 |          MASTER-IAC |  P| |   180 | 18.9 |        
    1998 |          MASTER-IAC |  P- |   180 | 18.7 |        
    2178 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    1971 |      MASTER-Tavrida |   C |    60 | 17.5 |        
    2061 |         MASTER-SAAO | P\  |   180 | 15.5 |        
    2198 |          MASTER-IAC |  P| |   180 | 19.0 |        
    2378 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    2198 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2261 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    2398 |          MASTER-IAC |  P| |   180 | 19.1 |        
    2398 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2461 |         MASTER-SAAO | P\  |   180 | 15.1 |        
    2598 |          MASTER-IAC |  P| |   180 | 19.1 |        
    2598 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2778 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    2660 |         MASTER-SAAO | P\  |   180 | 15.0 |        
    2798 |          MASTER-IAC |  P| |   180 | 19.1 |        
    2978 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    2798 |          MASTER-IAC |  P- |   180 | 18.8 |        
    2859 |         MASTER-SAAO | P\  |   180 | 15.5 |        
    2998 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3808 |          MASTER-IAC |  P| |  1800 | 20.5 |  Coadd 
    2998 |          MASTER-IAC |  P- |   180 | 18.9 |        
    3808 |          MASTER-IAC |  P- |  1800 | 20.2 |  Coadd 
    3059 |         MASTER-SAAO | P\  |   180 | 15.5 |        
    3002 |      MASTER-Tavrida |   C |    60 | 16.8 |        
    3081 |      MASTER-Tavrida |   C |    60 | 17.0 |        
    3198 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3198 |          MASTER-IAC |  P- |   180 | 18.8 |        
    3378 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    3259 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    3320 |      MASTER-Tavrida |   C |    60 | 15.6 |        
    3398 |          MASTER-IAC |  P| |   180 | 19.2 |        
    3578 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    3398 |          MASTER-IAC |  P- |   180 | 18.8 |        
    3458 |         MASTER-SAAO | P\  |   180 | 15.6 |        
    3597 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3597 |          MASTER-IAC |  P- |   180 | 18.9 |        
    3658 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    3797 |          MASTER-IAC |  P| |   180 | 19.1 |        
    3797 |          MASTER-IAC |  P- |   180 | 18.8 |        
    3977 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    3857 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    3863 |   MASTER-Kislovodsk |   C |    60 | 18.0 |        
    3997 |          MASTER-IAC |  P| |   180 | 19.1 |        
    4177 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
    3997 |          MASTER-IAC |  P- |   180 | 18.9 |        
    4057 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    4197 |          MASTER-IAC |  P| |   180 | 19.1 |        
    4197 |          MASTER-IAC |  P- |   180 | 18.9 |        
    4256 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    4397 |          MASTER-IAC |  P| |   180 | 19.1 |        
    4397 |          MASTER-IAC |  P- |   180 | 18.8 |        
    4577 |          MASTER-IAC |  P- |   540 | 19.5 |  Coadd 
    4456 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    4597 |          MASTER-IAC |  P| |   180 | 19.2 |        
    4777 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    4597 |          MASTER-IAC |  P- |   180 | 18.1 |        
    4655 |         MASTER-SAAO | P\  |   180 | 15.9 |        
    4797 |          MASTER-IAC |  P| |   180 | 19.2 |        
    4797 |          MASTER-IAC |  P- |   180 | 18.9 |        
    4855 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    4825 |   MASTER-Kislovodsk |   C |    60 | 17.9 |        
    4997 |          MASTER-IAC |  P| |   180 | 19.1 |        
    5807 |          MASTER-IAC |  P| |  1800 | 20.6 |  Coadd 
    4997 |          MASTER-IAC |  P- |   180 | 18.9 |        
    5177 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    5807 |          MASTER-IAC |  P- |  1800 | 20.4 |  Coadd 
    5054 |         MASTER-SAAO | P\  |   180 | 15.0 |        
    5196 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5376 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    5196 |          MASTER-IAC |  P- |   180 | 18.9 |        
    5254 |         MASTER-SAAO | P\  |   180 | 14.0 |        
    5397 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5397 |          MASTER-IAC |  P- |   180 | 18.8 |        
    5453 |         MASTER-SAAO | P\  |   180 | 14.9 |        
    5596 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5596 |          MASTER-IAC |  P- |   180 | 18.8 |        
    5776 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    5653 |         MASTER-SAAO | P\  |   180 | 15.9 |        
    5796 |          MASTER-IAC |  P| |   180 | 19.2 |        
    5976 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
    5796 |          MASTER-IAC |  P- |   180 | 19.0 |        
    5787 |   MASTER-Kislovodsk |   C |    60 | 17.9 |        
    5852 |         MASTER-SAAO | P\  |   180 | 15.4 |        
    5996 |          MASTER-IAC |  P| |   180 | 19.5 |        
    5996 |          MASTER-IAC |  P- |   180 | 18.9 |        
    5974 |      MASTER-Tavrida |   C |    60 | 17.8 |        
    6052 |         MASTER-SAAO | P\  |   180 | 15.8 |        
    6195 |          MASTER-IAC |  P| |   180 | 19.2 |        
    6195 |          MASTER-IAC |  P- |   180 | 18.9 |        
    6375 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
    6252 |         MASTER-SAAO | P\  |   180 | 15.6 |        
    6395 |          MASTER-IAC |  P| |   180 | 19.2 |        
    6575 |          MASTER-IAC |  P| |   540 | 18.6 |  Coadd 
    6395 |          MASTER-IAC |  P- |   180 | 18.9 |        
    6451 |         MASTER-SAAO | P\  |   180 | 16.3 |        
    6595 |          MASTER-IAC |  P| |   180 | 19.2 |        
    6595 |          MASTER-IAC |  P- |   180 | 18.9 |        
    6651 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    6795 |          MASTER-IAC |  P| |   180 | 19.1 |        
    6795 |          MASTER-IAC |  P- |   180 | 19.0 |        
    6975 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
    6850 |         MASTER-SAAO | P\  |   180 | 15.9 |        
    6995 |          MASTER-IAC |  P| |   180 | 19.2 |        
    7175 |          MASTER-IAC |  P| |   540 | 19.9 |  Coadd 
    7805 |          MASTER-IAC |  P| |  1800 | 20.6 |  Coadd 
    6995 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7805 |          MASTER-IAC |  P- |  1800 | 20.4 |  Coadd 
    7050 |         MASTER-SAAO | P\  |   180 | 16.2 |        
    7195 |          MASTER-IAC |  P| |   180 | 19.1 |        
    7195 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7249 |         MASTER-SAAO | P\  |   180 | 16.1 |        
    7395 |          MASTER-IAC |  P| |   180 | 19.2 |        
    7395 |          MASTER-IAC |  P- |   180 | 18.6 |        
    7575 |          MASTER-IAC |  P- |   540 | 19.6 |  Coadd 
    7449 |         MASTER-SAAO | P\  |   180 | 16.3 |        
    7595 |          MASTER-IAC |  P| |   180 | 19.1 |        
    7775 |          MASTER-IAC |  P| |   540 | 20.0 |  Coadd 
    7595 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7648 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    7794 |          MASTER-IAC |  P| |   180 | 19.2 |        
    7794 |          MASTER-IAC |  P- |   180 | 18.9 |        
    7848 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    7994 |          MASTER-IAC |  P| |   180 | 19.1 |        
    7994 |          MASTER-IAC |  P- |   180 | 18.9 |        
    8174 |          MASTER-IAC |  P- |   540 | 19.8 |  Coadd 
    8047 |         MASTER-SAAO | P\  |   180 | 16.5 |        
    8195 |          MASTER-IAC |  P| |   180 | 19.1 |        
    8375 |          MASTER-IAC |  P| |   540 | 20.1 |  Coadd 
    8195 |          MASTER-IAC |  P- |   180 | 18.9 |        
    8247 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    8394 |          MASTER-IAC |  P| |   180 | 19.2 |        
    8395 |          MASTER-IAC |  P- |   180 | 18.8 |        
    8446 |         MASTER-SAAO | P\  |   180 | 17.0 |        
    8594 |          MASTER-IAC |  P| |   180 | 19.3 |        
    8594 |          MASTER-IAC |  P- |   180 | 19.0 |        
    8774 |          MASTER-IAC |  P- |   540 | 19.7 |  Coadd 
    8646 |         MASTER-SAAO | P\  |   180 | 16.4 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.



#######################################################################################
#######################################################################################

  ID = 4028
TYPE = 35
DAYS = 0


MASTER-IAC robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Spain (IAC Teide Observatory) was pointed to the SWIFT GRB210402.92 (trigger No 1040123,13h 13m 01.92s , +44d 30m 46.8s, R=0.00130556) errorbox 108 sec after trigger time at 2021-04-02 22:07:40 UT, with upper limit up to  19.1 mag. The observations began at zenith distance = 42 deg. The sun  altitude  is -35.7 deg. 

MASTER-Tavrida robotic telescope  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) was pointed to the SWIFT GRB210402.92 errorbox 123 sec after trigger time at 2021-04-02 22:07:55 UT, with upper limit up to  18.8 mag. The observations began at zenith distance =  0 deg. The sun  altitude  is -40.6 deg. 

The galactic latitude b = 72 deg., longitude l = 109 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1582249

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

     139 |          MASTER-IAC |   C |    60 | 19.1 |        
     154 |      MASTER-Tavrida |   C |    60 | 18.8 |        
     292 |          MASTER-IAC |  P| |    50 | 18.1 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.



#######################################################################################
#######################################################################################

  ID = 4027
TYPE = 35
DAYS = 0


MASTER-IAC robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Spain (IAC Teide Observatory) was pointed to the SWIFT GRB210402.92 (trigger No 1040123,13h 13m 01.92s , +44d 30m 46.8s, R=0.00130556) errorbox 108 sec after trigger time at 2021-04-02 22:07:40 UT, with upper limit up to  19.1 mag. The observations began at zenith distance = 42 deg. The sun  altitude  is -35.7 deg. 

MASTER-Tavrida robotic telescope  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) was pointed to the SWIFT GRB210402.92 errorbox 123 sec after trigger time at 2021-04-02 22:07:55 UT, with upper limit up to  18.8 mag. The observations began at zenith distance =  0 deg. The sun  altitude  is -40.6 deg. 

The galactic latitude b = 72 deg., longitude l = 109 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1582249

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

     139 |          MASTER-IAC |   C |    60 | 19.1 |        
     154 |      MASTER-Tavrida |   C |    60 | 18.8 |        
     292 |          MASTER-IAC |  P| |    50 | 18.1 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.



#######################################################################################
#######################################################################################

  ID = 4026
TYPE = 34
DAYS = 0


MASTER-IAC robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Spain (IAC Teide Observatory) was pointed to the SWIFT GRB210402.92 (trigger No 1040123,13h 13m 01.92s , +44d 30m 46.8s, R=0.00130556) errorbox 108 sec after trigger time at 2021-04-02 22:07:40 UT, with upper limit up to  19.1 mag. The observations began at zenith distance = 42 deg. The sun  altitude  is -35.7 deg. 

MASTER-Tavrida robotic telescope  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) was pointed to the SWIFT GRB210402.92 errorbox 123 sec after trigger time at 2021-04-02 22:07:55 UT, with upper limit up to  18.8 mag. The observations began at zenith distance =  0 deg. The sun  altitude  is -40.6 deg. 

The galactic latitude b = 72 deg., longitude l = 109 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1582249

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

     139 |          MASTER-IAC |   C |    60 | 19.1 |        
     154 |      MASTER-Tavrida |   C |    60 | 18.8 |        
     292 |          MASTER-IAC |  P| |    50 | 18.1 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.

MASTER, 2002-2025