MASTER Net MASTER Database: GRB230402.31 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 FERMI GRB230402.31
Trignum 702113560
Trigger time 2023-04-02 07:32:35.96
Notice time 2023-04-02 07:42:13.586453
Coord, eb (06h 12m 26.40s , -14d 35m 24.0s) , 1
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
2208192 2023-04-02 07:42:13.586453 06h 12m 26.40s -14d 35m 24.0s FERMI 1 alert 702113560 1 115 alert
2208185 2023-04-02 07:33:33.675095 06h 11m 26.40s -14d 39m 36.0s FERMI 1 alert 702113560 1 112 alert
2208179 2023-04-02 07:33:19.191379 06h 05m 28.08s -10d 12m 00.0s FERMI 5.13 alert 702113560 9 111 alert

DAYS:

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

Synchronous WFC images
Distance datetime coord2000 observatory links
Errorbox center visibility at MASTER facilities
trigger notice notice+1hr now

2023-04-02 07:32:35 (JD 2460036.814294)

Siderial time 22.743953 h

Ra 06:12:26.40 Dec -14:35:24.00
( 93.110000d, -14.590000d)

Rise 2023-04-02 13:25:20

Transit 2023-04-02 17:59:09

Set 2023-04-02 22:32:60

Amur

Object: Altitude: 22.25 Azimuth: 336.85

Sun: Altitude: 22.44 Azimuth: 69.04

Moon: Altitude: 18.55 Azimuth: 266.03

Tunka

Object: Altitude: 12.35 Azimuth: 314.06

Sun: Altitude: 34.47 Azimuth: 44.71

Moon: Altitude: 3.99 Azimuth: 247.90

Kislovodsk

Object: Altitude: -22.28 Azimuth: 269.12

Sun: Altitude: 45.22 Azimuth: 323.35

Moon: Altitude: -28.21 Azimuth: 195.48

Tavrida

Object: Altitude: -28.28 Azimuth: 262.51

Sun: Altitude: 40.45 Azimuth: 313.77

Moon: Altitude: -28.39 Azimuth: 186.21

SAAO

Object: Altitude: -22.13 Azimuth: 305.44

Sun: Altitude: 32.23 Azimuth: 238.97

Moon: Altitude: -72.88 Azimuth: 25.14

IAC

Object: Altitude: -71.17 Azimuth: 226.17

Sun: Altitude: 7.53 Azimuth: 268.66

Moon: Altitude: -27.54 Azimuth: 130.39

Argentina

Object: Altitude: -30.49 Azimuth: 44.84

Sun: Altitude: -41.38 Azimuth: 294.62

Moon: Altitude: -2.46 Azimuth: 108.12

Mexico

Object: Altitude: -15.94 Azimuth: 82.31

Sun: Altitude: -54.15 Azimuth: 183.64

Moon: Altitude: 49.86 Azimuth: 78.76

Ural

Object: Altitude: -12.22 Azimuth: 278.04

Sun: Altitude: 37.33 Azimuth: 350.04

Moon: Altitude: -11.84 Azimuth: 210.50

Vostryakovo

Object: Altitude: -24.27 Azimuth: 260.39

Sun: Altitude: 34.05 Azimuth: 323.46

Moon: Altitude: -17.51 Azimuth: 189.54

Gal. latitude: -14.619814 Gal. longitude: 222.091584

Dist. to Sun: 83.575739

Dist. to Moon: 65.869501

Moon coord.: (151.854700 d, 16.661382 d)

Sun coord.: (11.018474 d, 4.738567 d)

Lunar disk: 0.858896

Lunar phase: 44.127594

Lunar bright limb: 295.536488

No SN in this field

2023-04-02 07:42:13 (JD 2460036.820984)

Siderial time 22.904948 h

Ra 06:12:26.40 Dec -14:35:24.00
( 93.110000d, -14.590000d)

Rise 2023-04-02 13:25:20

Transit 2023-04-02 17:59:09

Set 2023-04-02 22:32:60

Amur

Object: Altitude: 22.83 Azimuth: 339.30

Sun: Altitude: 20.99 Azimuth: 71.10

Moon: Altitude: 20.02 Azimuth: 267.83

Tunka

Object: Altitude: 13.40 Azimuth: 316.20

Sun: Altitude: 33.40 Azimuth: 47.30

Moon: Altitude: 5.31 Azimuth: 249.72

Kislovodsk

Object: Altitude: -20.53 Azimuth: 270.79

Sun: Altitude: 46.23 Azimuth: 326.47

Moon: Altitude: -27.75 Azimuth: 197.96

Tavrida

Object: Altitude: -26.58 Azimuth: 264.31

Sun: Altitude: 41.66 Azimuth: 316.52

Moon: Altitude: -28.20 Azimuth: 188.75

SAAO

Object: Altitude: -20.45 Azimuth: 303.70

Sun: Altitude: 33.95 Azimuth: 236.98

Moon: Altitude: -73.57 Azimuth: 17.76

IAC

Object: Altitude: -69.57 Azimuth: 231.25

Sun: Altitude: 9.65 Azimuth: 269.79

Moon: Altitude: -29.11 Azimuth: 132.21

Argentina

Object: Altitude: -31.91 Azimuth: 42.67

Sun: Altitude: -39.50 Azimuth: 292.65

Moon: Altitude: -4.33 Azimuth: 106.90

Mexico

Object: Altitude: -17.99 Azimuth: 83.47

Sun: Altitude: -53.94 Azimuth: 187.71

Moon: Altitude: 47.87 Azimuth: 80.34

Ural

Object: Altitude: -10.92 Azimuth: 280.02

Sun: Altitude: 37.52 Azimuth: 353.05

Moon: Altitude: -11.20 Azimuth: 212.69

Vostryakovo

Object: Altitude: -22.92 Azimuth: 262.47

Sun: Altitude: 34.84 Azimuth: 326.21

Moon: Altitude: -17.29 Azimuth: 191.88

Gal. latitude: -14.619814 Gal. longitude: 222.091584

Dist. to Sun: 83.570558

Dist. to Moon: 65.923406

Moon coord.: (151.931793 d, 16.630408 d)

Sun coord.: (11.024571 d, 4.741145 d)

Lunar disk: 0.859341

Lunar phase: 44.054307

Lunar bright limb: 295.561462

No SN in this field

2023-04-02 08:42:13 (JD 2460036.862650)

Siderial time 23.907686 h

Ra 06:12:26.40 Dec -14:35:24.00
( 93.110000d, -14.590000d)

Rise 2023-04-02 13:25:20

Transit 2023-04-02 17:59:09

Set 2023-04-02 22:32:60

Amur

Object: Altitude: 24.96 Azimuth: 355.06

Sun: Altitude: 11.68 Azimuth: 83.31

Moon: Altitude: 29.14 Azimuth: 279.47

Tunka

Object: Altitude: 18.97 Azimuth: 330.21

Sun: Altitude: 25.85 Azimuth: 62.17

Moon: Altitude: 13.86 Azimuth: 260.92

Kislovodsk

Object: Altitude: -9.74 Azimuth: 280.92

Sun: Altitude: 50.45 Azimuth: 348.15

Moon: Altitude: -23.43 Azimuth: 212.69

Tavrida

Object: Altitude: -15.91 Azimuth: 274.95

Sun: Altitude: 47.63 Azimuth: 335.87

Moon: Altitude: -25.46 Azimuth: 204.10

SAAO

Object: Altitude: -9.32 Azimuth: 293.98

Sun: Altitude: 43.62 Azimuth: 222.28

Moon: Altitude: -71.93 Azimuth: 329.68

IAC

Object: Altitude: -57.88 Azimuth: 251.37

Sun: Altitude: 22.84 Azimuth: 277.16

Moon: Altitude: -37.74 Azimuth: 145.39

Argentina

Object: Altitude: -39.26 Azimuth: 27.18

Sun: Altitude: -27.35 Azimuth: 282.17

Moon: Altitude: -16.28 Azimuth: 99.54

Mexico

Object: Altitude: -30.85 Azimuth: 90.98

Sun: Altitude: -49.62 Azimuth: 210.98

Moon: Altitude: 35.38 Azimuth: 88.71

Ural

Object: Altitude: -3.07 Azimuth: 292.38

Sun: Altitude: 37.19 Azimuth: 11.88

Moon: Altitude: -6.37 Azimuth: 225.94

Vostryakovo

Object: Altitude: -14.39 Azimuth: 274.94

Sun: Altitude: 38.43 Azimuth: 344.33

Moon: Altitude: -14.79 Azimuth: 206.17

Gal. latitude: -14.619814 Gal. longitude: 222.091584

Dist. to Sun: 83.538290

Dist. to Moon: 66.259857

Moon coord.: (152.411535 d, 16.436794 d)

Sun coord.: (11.062545 d, 4.757200 d)

Lunar disk: 0.862100

Lunar phase: 43.597712

Lunar bright limb: 295.716275

No SN in this field

2024-04-30 21:46:21 (JD 2460431.407188)

Siderial time 14.902027 h

Ra 06:12:26.40 Dec -14:35:24.00
( 93.110000d, -14.590000d)

Rise 2024-05-01 11:28:20

Transit 2024-05-01 16:02:09

Set 2024-05-01 20:35:59

Amur

Object: Altitude: -41.70 Azimuth: 236.94

Sun: Altitude: 14.76 Azimuth: 264.11

Moon: Altitude: 15.21 Azimuth: 6.13

Tunka

Object: Altitude: -50.67 Azimuth: 204.68

Sun: Altitude: 0.38 Azimuth: 245.72

Moon: Altitude: 12.33 Azimuth: 343.31

Kislovodsk

Object: Altitude: -42.17 Azimuth: 113.36

Sun: Altitude: -30.49 Azimuth: 191.41

Moon: Altitude: -8.76 Azimuth: 295.32

Tavrida

Object: Altitude: -36.11 Azimuth: 106.48

Sun: Altitude: -30.22 Azimuth: 181.86

Moon: Altitude: -14.76 Azimuth: 289.68

SAAO

Object: Altitude: -11.10 Azimuth: 64.64

Sun: Altitude: -69.72 Azimuth: 33.89

Moon: Altitude: 4.81 Azimuth: 295.76

IAC

Object: Altitude: 4.73 Azimuth: 70.63

Sun: Altitude: -25.87 Azimuth: 126.06

Moon: Altitude: -51.87 Azimuth: 273.98

Argentina

Object: Altitude: 62.52 Azimuth: 123.35

Sun: Altitude: 1.69 Azimuth: 108.88

Moon: Altitude: -33.09 Azimuth: 11.24

Mexico

Object: Altitude: 41.33 Azimuth: 337.09

Sun: Altitude: 52.40 Azimuth: 73.41

Moon: Altitude: -44.38 Azimuth: 85.33

Ural

Object: Altitude: -42.67 Azimuth: 142.34

Sun: Altitude: -14.46 Azimuth: 207.11

Moon: Altitude: -6.17 Azimuth: 306.33

Vostryakovo

Object: Altitude: -34.41 Azimuth: 117.06

Sun: Altitude: -19.43 Azimuth: 185.59

Moon: Altitude: -16.05 Azimuth: 289.60

Gal. latitude: -14.619814 Gal. longitude: 222.091584

Dist. to Sun: 61.782636

Dist. to Moon: 129.039989

Moon coord.: (306.904103 d, -24.245453 d)

Sun coord.: (38.266220 d, 15.035149 d)

Lunar disk: 0.565021

Lunar phase: 82.527928

Lunar bright limb: 76.737677

No SN in this field
Recent coverage and limits telegrams

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

  ID = 8012
TYPE = 35
DAYS = 2


MASTER-Kislovodsk robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 230402A ( Fermi GBM team, GCN 33553) errorbox  32029 sec after notice time and 32063 sec after trigger time at 2023-04-02 16:26:59 UT, with upper limit up to  16.5 mag. Observations started at twilight.  The observations began at zenith distance = 61 deg. The sun  altitude  is -9.7 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) started inspect of the FERMI GRB 230402A errorbox  39274 sec after notice time and 39308 sec after trigger time at 2023-04-02 18:27:44 UT, with upper limit up to  18.6 mag. The observations began at zenith distance = 37 deg. The sun  altitude  is -24.9 deg. 

The galactic latitude b = -15 deg., longitude l = 222 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2208192

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

   32093 | 2023-04-02 16:26:59 |   MASTER-Kislovodsk | (06h 16m 40.71s , -13d 55m 08.5s) |   C |    60 | 15.1 |        
   32093 | 2023-04-02 16:26:59 |   MASTER-Kislovodsk | (06h 12m 36.97s , -13d 34m 24.3s) |   C |    60 | 14.9 |        
   32173 | 2023-04-02 16:28:19 |   MASTER-Kislovodsk | (06h 20m 08.03s , -15d 50m 10.7s) |   C |    60 | 15.3 |        
   32173 | 2023-04-02 16:28:19 |   MASTER-Kislovodsk | (06h 16m 01.99s , -15d 29m 26.3s) |   C |    60 | 15.1 |        
   32254 | 2023-04-02 16:29:39 |   MASTER-Kislovodsk | (06h 04m 14.25s , -15d 51m 29.2s) |   C |    60 | 15.1 |        
   32334 | 2023-04-02 16:30:59 |   MASTER-Kislovodsk | (06h 13m 51.45s , -12d 03m 02.3s) |   C |    60 | 15.4 |        
   32334 | 2023-04-02 16:30:59 |   MASTER-Kislovodsk | (06h 09m 48.34s , -11d 42m 21.4s) |   C |    60 | 15.3 |        
   32414 | 2023-04-02 16:32:19 |   MASTER-Kislovodsk | (06h 01m 04.95s , -13d 55m 45.9s) |   C |    60 | 15.4 |        
   32815 | 2023-04-02 16:39:00 |   MASTER-Kislovodsk | (06h 16m 46.40s , -13d 56m 31.5s) |   C |    60 | 15.8 |        
   32815 | 2023-04-02 16:39:01 |   MASTER-Kislovodsk | (06h 12m 42.92s , -13d 35m 50.8s) |   C |    60 | 15.7 |        
   34102 | 2023-04-02 17:00:28 |   MASTER-Kislovodsk | (06h 20m 10.20s , -15d 50m 29.6s) |   C |    60 | 16.3 |        
   34182 | 2023-04-02 17:01:48 |   MASTER-Kislovodsk | (06h 04m 16.16s , -15d 51m 56.5s) |   C |    60 | 16.0 |        
   34262 | 2023-04-02 17:03:08 |   MASTER-Kislovodsk | (06h 13m 52.25s , -12d 03m 23.0s) |   C |    60 | 16.4 |        
   34262 | 2023-04-02 17:03:08 |   MASTER-Kislovodsk | (06h 09m 51.64s , -11d 42m 51.0s) |   C |    60 | 13.2 |        
   34342 | 2023-04-02 17:04:28 |   MASTER-Kislovodsk | (06h 01m 05.75s , -13d 56m 29.6s) |   C |    60 | 16.5 |        
   34750 | 2023-04-02 17:11:15 |   MASTER-Kislovodsk | (06h 16m 48.02s , -13d 57m 00.8s) |   C |    60 | 16.5 |        
   34750 | 2023-04-02 17:11:15 |   MASTER-Kislovodsk | (06h 12m 46.66s , -13d 36m 32.5s) |   C |    60 | 13.8 |        
   35356 | 2023-04-02 17:21:22 |   MASTER-Kislovodsk | (06h 13m 40.77s , -12d 03m 19.6s) |   C |    60 | 16.5 |        
   35356 | 2023-04-02 17:21:22 |   MASTER-Kislovodsk | (06h 09m 47.29s , -11d 42m 40.5s) |   C |    60 | 14.3 |        
   35437 | 2023-04-02 17:22:42 |   MASTER-Kislovodsk | (06h 00m 56.16s , -13d 56m 40.1s) |   C |    60 | 16.4 |        
   39338 | 2023-04-02 18:27:44 |         MASTER-SAAO | (06h 10m 54.91s , -13d 59m 48.1s) |   C |    60 | 17.6 |        
   39338 | 2023-04-02 18:27:44 |         MASTER-SAAO | (06h 11m 45.03s , -13d 59m 54.8s) |   C |    60 | 17.5 |        
   39430 | 2023-04-02 18:29:15 |         MASTER-SAAO | (06h 19m 07.16s , -13d 58m 05.6s) |   C |    60 | 18.1 |        
   39430 | 2023-04-02 18:29:15 |         MASTER-SAAO | (06h 19m 57.40s , -13d 58m 12.3s) |   C |    60 | 18.1 |        
   39509 | 2023-04-02 18:30:35 |         MASTER-SAAO | (06h 14m 12.11s , -15d 52m 27.7s) |   C |    60 | 18.4 |        
   39509 | 2023-04-02 18:30:35 |         MASTER-SAAO | (06h 15m 02.88s , -15d 52m 34.1s) |   C |    60 | 18.4 |        
   39600 | 2023-04-02 18:32:06 |         MASTER-SAAO | (06h 22m 27.89s , -15d 52m 58.2s) |   C |    60 | 18.5 |        
   39600 | 2023-04-02 18:32:06 |         MASTER-SAAO | (06h 23m 18.79s , -15d 53m 04.6s) |   C |    60 | 18.5 |        
   39772 | 2023-04-02 18:34:57 |         MASTER-SAAO | (06h 06m 35.11s , -15d 53m 51.2s) |   C |    60 | 18.4 |        
   39772 | 2023-04-02 18:34:57 |         MASTER-SAAO | (06h 07m 26.03s , -15d 53m 57.9s) |   C |    60 | 18.4 |        
   39863 | 2023-04-02 18:36:28 |         MASTER-SAAO | (06h 07m 57.52s , -12d 03m 59.8s) |   C |    60 | 18.3 |        
   39863 | 2023-04-02 18:36:28 |         MASTER-SAAO | (06h 08m 47.56s , -12d 04m 06.8s) |   C |    60 | 18.3 |        
   39942 | 2023-04-02 18:37:48 |         MASTER-SAAO | (06h 16m 09.93s , -12d 05m 39.4s) |   C |    60 | 18.6 |        
   39942 | 2023-04-02 18:37:48 |         MASTER-SAAO | (06h 17m 00.10s , -12d 05m 46.2s) |   C |    60 | 18.6 |        
   40113 | 2023-04-02 18:40:38 |         MASTER-SAAO | (06h 03m 19.20s , -13d 57m 36.5s) |   C |    60 | 18.4 |        
   40113 | 2023-04-02 18:40:38 |         MASTER-SAAO | (06h 04m 09.76s , -13d 57m 43.6s) |   C |    60 | 18.4 |        
   40374 | 2023-04-02 18:45:00 |         MASTER-SAAO | (06h 10m 47.27s , -13d 57m 34.6s) |   C |    60 | 18.5 |        
   40374 | 2023-04-02 18:45:00 |         MASTER-SAAO | (06h 11m 37.96s , -13d 57m 42.0s) |   C |    60 | 18.4 |        
   40474 | 2023-04-02 18:46:40 |         MASTER-SAAO | (06h 19m 03.38s , -13d 59m 02.8s) |   C |    60 | 18.5 |        
   40474 | 2023-04-02 18:46:40 |         MASTER-SAAO | (06h 19m 54.14s , -13d 59m 09.9s) |   C |    60 | 18.5 |        
   40554 | 2023-04-02 18:48:00 |         MASTER-SAAO | (06h 14m 09.90s , -15d 51m 48.3s) |   C |    60 | 18.4 |        
   40554 | 2023-04-02 18:48:00 |         MASTER-SAAO | (06h 15m 01.14s , -15d 51m 55.6s) |   C |    60 | 18.4 |        
   40644 | 2023-04-02 18:49:29 |         MASTER-SAAO | (06h 22m 22.69s , -15d 52m 19.9s) |   C |    60 | 18.4 |        
   40644 | 2023-04-02 18:49:29 |         MASTER-SAAO | (06h 23m 14.01s , -15d 52m 27.1s) |   C |    60 | 18.4 |        
   40814 | 2023-04-02 18:52:19 |         MASTER-SAAO | (06h 06m 37.48s , -15d 52m 12.3s) |   C |    60 | 18.4 |        
   40814 | 2023-04-02 18:52:19 |         MASTER-SAAO | (06h 07m 28.63s , -15d 52m 19.7s) |   C |    60 | 18.4 |        
   40893 | 2023-04-02 18:53:39 |         MASTER-SAAO | (06h 07m 51.00s , -12d 05m 08.8s) |   C |    60 | 18.2 |        
   40893 | 2023-04-02 18:53:39 |         MASTER-SAAO | (06h 08m 41.23s , -12d 05m 16.7s) |   C |    60 | 18.2 |        
   40985 | 2023-04-02 18:55:10 |         MASTER-SAAO | (06h 16m 09.18s , -12d 04m 56.1s) |   C |    60 | 18.6 |        
   40985 | 2023-04-02 18:55:10 |         MASTER-SAAO | (06h 16m 59.54s , -12d 05m 03.9s) |   C |    60 | 18.6 |        
   41156 | 2023-04-02 18:58:02 |         MASTER-SAAO | (06h 03m 16.98s , -13d 58m 52.3s) |   C |    60 | 18.4 |        
   41156 | 2023-04-02 18:58:02 |         MASTER-SAAO | (06h 04m 07.67s , -13d 59m 00.2s) |   C |    60 | 18.4 |        
   41417 | 2023-04-02 19:02:22 |         MASTER-SAAO | (06h 10m 39.54s , -13d 56m 50.4s) |   C |    60 | 18.4 |        
   41417 | 2023-04-02 19:02:22 |         MASTER-SAAO | (06h 11m 30.41s , -13d 56m 58.6s) |   C |    60 | 18.4 |        
   41497 | 2023-04-02 19:03:42 |         MASTER-SAAO | (06h 19m 02.52s , -13d 57m 48.7s) |   C |    60 | 18.4 |        
   41497 | 2023-04-02 19:03:42 |         MASTER-SAAO | (06h 19m 53.48s , -13d 57m 56.7s) |   C |    60 | 18.5 |        
   41588 | 2023-04-02 19:05:14 |         MASTER-SAAO | (06h 13m 58.45s , -15d 52m 45.2s) |   C |    60 | 18.3 |        
   41588 | 2023-04-02 19:05:14 |         MASTER-SAAO | (06h 14m 49.86s , -15d 52m 53.5s) |   C |    60 | 18.3 |        
   41680 | 2023-04-02 19:06:45 |         MASTER-SAAO | (06h 22m 26.59s , -15d 52m 39.1s) |   C |    60 | 18.4 |        
   41680 | 2023-04-02 19:06:45 |         MASTER-SAAO | (06h 23m 18.08s , -15d 52m 47.1s) |   C |    60 | 18.4 |        
   41850 | 2023-04-02 19:09:35 |         MASTER-SAAO | (06h 06m 29.87s , -15d 52m 20.8s) |   C |    60 | 18.3 |        
   41850 | 2023-04-02 19:09:36 |         MASTER-SAAO | (06h 07m 21.17s , -15d 52m 29.2s) |   C |    60 | 18.3 |        
   41930 | 2023-04-02 19:10:55 |         MASTER-SAAO | (06h 07m 50.78s , -12d 02m 58.6s) |   C |    60 | 18.1 |        
   41930 | 2023-04-02 19:10:55 |         MASTER-SAAO | (06h 08m 41.13s , -12d 03m 07.7s) |   C |    60 | 18.2 |        
   42021 | 2023-04-02 19:12:26 |         MASTER-SAAO | (06h 15m 57.29s , -12d 03m 27.9s) |   C |    60 | 18.5 |        
   42021 | 2023-04-02 19:12:26 |         MASTER-SAAO | (06h 16m 47.76s , -12d 03m 36.8s) |   C |    60 | 18.5 |        
   42192 | 2023-04-02 19:15:17 |         MASTER-SAAO | (06h 03m 15.12s , -13d 57m 20.3s) |   C |    60 | 18.4 |        
   42192 | 2023-04-02 19:15:17 |         MASTER-SAAO | (06h 04m 05.86s , -13d 57m 29.5s) |   C |    60 | 18.4 |        
  121857 | 2023-04-03 17:23:02 |   MASTER-Kislovodsk | (06h 16m 45.68s , -13d 56m 24.2s) |   C |    60 | 14.9 |        
  122017 | 2023-04-03 17:25:43 |   MASTER-Kislovodsk | (06h 04m 15.02s , -15d 50m 38.7s) |   C |    60 | 14.6 |        
  122097 | 2023-04-03 17:27:03 |   MASTER-Kislovodsk | (06h 13m 50.96s , -12d 03m 27.6s) |   C |    60 | 14.8 |        
  122178 | 2023-04-03 17:28:23 |   MASTER-Kislovodsk | (06h 01m 00.48s , -13d 58m 52.4s) |   C |    60 | 14.5 |        
  124962 | 2023-04-03 18:14:48 |   MASTER-Kislovodsk | (06h 16m 48.76s , -13d 58m 30.3s) |   C |    60 | 16.0 |        
  124962 | 2023-04-03 18:14:48 |   MASTER-Kislovodsk | (06h 12m 54.74s , -13d 37m 54.4s) |   C |    60 | 15.2 |        
  125042 | 2023-04-03 18:16:08 |   MASTER-Kislovodsk | (06h 16m 10.43s , -15d 33m 00.1s) |   C |    60 | 14.8 |        
  125043 | 2023-04-03 18:16:08 |   MASTER-Kislovodsk | (06h 20m 05.47s , -15d 53m 34.0s) |   C |    60 | 15.9 |        
  125123 | 2023-04-03 18:17:28 |   MASTER-Kislovodsk | (06h 04m 23.78s , -15d 53m 42.2s) |   C |    60 | 15.6 |        
  125203 | 2023-04-03 18:18:48 |   MASTER-Kislovodsk | (06h 13m 50.51s , -12d 03m 59.6s) |   C |    60 | 16.2 |        
  125203 | 2023-04-03 18:18:48 |   MASTER-Kislovodsk | (06h 09m 58.64s , -11d 43m 21.2s) |   C |    60 | 14.9 |        
  126225 | 2023-04-03 18:35:51 |   MASTER-Kislovodsk | (06h 16m 48.22s , -13d 58m 18.7s) |   C |    60 | 15.8 |        
  126225 | 2023-04-03 18:35:51 |   MASTER-Kislovodsk | (06h 12m 57.45s , -13d 37m 39.8s) |   C |    60 | 14.3 |        
  127250 | 2023-04-03 18:52:55 |         MASTER-SAAO | (06h 10m 48.09s , -13d 58m 23.8s) |   C |    60 | 18.3 |        
  127250 | 2023-04-03 18:52:55 |         MASTER-SAAO | (06h 11m 40.21s , -13d 58m 27.9s) |   C |    60 | 18.1 |        
  127683 | 2023-04-03 19:00:08 |         MASTER-SAAO | (06h 19m 02.05s , -13d 57m 07.4s) |   C |    60 | 18.5 |        
  127683 | 2023-04-03 19:00:08 |         MASTER-SAAO | (06h 19m 54.18s , -13d 57m 20.0s) |   C |    60 | 18.4 |        
  127763 | 2023-04-03 19:01:28 |         MASTER-SAAO | (06h 13m 59.26s , -15d 51m 00.2s) |   C |    60 | 18.4 |        
  127763 | 2023-04-03 19:01:28 |         MASTER-SAAO | (06h 14m 51.86s , -15d 51m 12.7s) |   C |    60 | 18.3 |        
  127853 | 2023-04-03 19:02:59 |         MASTER-SAAO | (06h 22m 26.60s , -15d 51m 58.4s) |   C |    60 | 18.5 |        
  127853 | 2023-04-03 19:02:59 |         MASTER-SAAO | (06h 23m 19.29s , -15d 52m 10.5s) |   C |    60 | 18.3 |        
  128024 | 2023-04-03 19:05:50 |         MASTER-SAAO | (06h 06m 29.88s , -15d 51m 07.2s) |   C |    60 | 18.4 |        
  128024 | 2023-04-03 19:05:50 |         MASTER-SAAO | (06h 07m 22.43s , -15d 51m 20.0s) |   C |    60 | 18.3 |        
  128116 | 2023-04-03 19:07:21 |         MASTER-SAAO | (06h 07m 51.24s , -12d 03m 04.2s) |   C |    60 | 18.2 |        
  128116 | 2023-04-03 19:07:21 |         MASTER-SAAO | (06h 08m 42.83s , -12d 03m 17.3s) |   C |    60 | 18.1 |        
  128196 | 2023-04-03 19:08:41 |         MASTER-SAAO | (06h 15m 58.92s , -12d 03m 42.7s) |   C |    60 | 18.6 |        
  128196 | 2023-04-03 19:08:41 |         MASTER-SAAO | (06h 16m 50.58s , -12d 03m 55.7s) |   C |    60 | 18.5 |        
  128286 | 2023-04-03 19:10:12 |         MASTER-SAAO | (06h 10m 36.78s , -13d 56m 39.3s) |   C |    60 | 18.4 |        
  128286 | 2023-04-03 19:10:12 |         MASTER-SAAO | (06h 11m 28.83s , -13d 56m 52.4s) |   C |    60 | 18.3 |        
  129054 | 2023-04-03 19:23:00 |         MASTER-SAAO | (06h 19m 48.82s , -13d 56m 45.9s) |   C |    60 | 18.4 |        
  129054 | 2023-04-03 19:23:00 |         MASTER-SAAO | (06h 18m 56.71s , -13d 56m 27.5s) |   C |    60 | 18.6 |        
  129134 | 2023-04-03 19:24:19 |         MASTER-SAAO | (06h 13m 53.13s , -15d 51m 07.3s) |   C |    60 | 18.4 |        
  129134 | 2023-04-03 19:24:19 |         MASTER-SAAO | (06h 14m 45.70s , -15d 51m 25.3s) |   C |    60 | 18.3 |        
  129225 | 2023-04-03 19:25:51 |         MASTER-SAAO | (06h 22m 14.82s , -15d 50m 05.8s) |   C |    60 | 18.5 |        
  129225 | 2023-04-03 19:25:51 |         MASTER-SAAO | (06h 23m 07.45s , -15d 50m 23.6s) |   C |    60 | 18.3 |        
  129396 | 2023-04-03 19:28:42 |         MASTER-SAAO | (06h 07m 13.40s , -15d 52m 15.3s) |   C |    60 | 18.3 |        
  129396 | 2023-04-03 19:28:42 |         MASTER-SAAO | (06h 06m 20.97s , -15d 51m 57.7s) |   C |    60 | 18.4 |        
  129486 | 2023-04-03 19:30:11 |         MASTER-SAAO | (06h 08m 37.19s , -12d 04m 07.4s) |   C |    60 | 18.1 |        
  129486 | 2023-04-03 19:30:11 |         MASTER-SAAO | (06h 07m 45.69s , -12d 03m 49.3s) |   C |    60 | 18.2 |        
  129566 | 2023-04-03 19:31:31 |         MASTER-SAAO | (06h 16m 46.97s , -12d 02m 38.2s) |   C |    60 | 18.5 |        
  129566 | 2023-04-03 19:31:31 |         MASTER-SAAO | (06h 15m 55.35s , -12d 02m 20.0s) |   C |    60 | 18.6 |        
  129656 | 2023-04-03 19:33:01 |         MASTER-SAAO | (06h 11m 26.65s , -13d 57m 37.2s) |   C |    60 | 18.3 |        
  129656 | 2023-04-03 19:33:02 |         MASTER-SAAO | (06h 10m 34.65s , -13d 57m 19.2s) |   C |    60 | 18.5 |        
  129978 | 2023-04-03 19:38:23 |         MASTER-SAAO | (06h 19m 38.32s , -13d 56m 45.3s) |   C |    60 | 18.2 |        
  129978 | 2023-04-03 19:38:23 |         MASTER-SAAO | (06h 18m 46.05s , -13d 56m 44.3s) |   C |    60 | 18.4 |        
  130057 | 2023-04-03 19:39:43 |         MASTER-SAAO | (06h 14m 41.65s , -15d 49m 39.6s) |   C |    60 | 18.1 |        
  130057 | 2023-04-03 19:39:43 |         MASTER-SAAO | (06h 13m 48.95s , -15d 49m 38.2s) |   C |    60 | 18.4 |        
  130148 | 2023-04-03 19:41:13 |         MASTER-SAAO | (06h 23m 08.52s , -15d 50m 35.9s) |   C |    60 | 18.2 |        
  130148 | 2023-04-03 19:41:13 |         MASTER-SAAO | (06h 22m 15.73s , -15d 50m 34.1s) |   C |    60 | 18.4 |        
  130321 | 2023-04-03 19:44:06 |         MASTER-SAAO | (06h 07m 16.95s , -15d 51m 03.3s) |   C |    60 | 18.2 |        
  130321 | 2023-04-03 19:44:06 |         MASTER-SAAO | (06h 06m 24.36s , -15d 50m 59.5s) |   C |    60 | 18.4 |        
  130411 | 2023-04-03 19:45:37 |         MASTER-SAAO | (06h 08m 32.34s , -12d 01m 25.1s) |   C |    60 | 18.0 |        
  130412 | 2023-04-03 19:45:37 |         MASTER-SAAO | (06h 07m 40.78s , -12d 01m 20.3s) |   C |    60 | 18.2 |        
  130491 | 2023-04-03 19:46:57 |         MASTER-SAAO | (06h 16m 44.09s , -12d 03m 15.5s) |   C |    60 | 18.4 |        
  130491 | 2023-04-03 19:46:57 |         MASTER-SAAO | (06h 15m 52.46s , -12d 03m 10.6s) |   C |    60 | 18.6 |        
  130661 | 2023-04-03 19:49:47 |         MASTER-SAAO | (06h 03m 55.04s , -13d 55m 11.3s) |   C |    60 | 18.2 |        
  130661 | 2023-04-03 19:49:47 |         MASTER-SAAO | (06h 03m 03.21s , -13d 55m 05.2s) |   C |    60 | 18.4 |        
  131670 | 2023-04-03 20:06:36 |         MASTER-SAAO | (06h 03m 55.17s , -13d 56m 43.9s) |   C |    60 | 17.9 |        
  131670 | 2023-04-03 20:06:36 |         MASTER-SAAO | (06h 03m 03.46s , -13d 56m 38.4s) |   C |    60 | 18.2 |        
  132693 | 2023-04-03 20:23:39 |         MASTER-SAAO | (06h 03m 11.28s , -13d 54m 52.8s) |   C |    60 | 18.1 |        
  132693 | 2023-04-03 20:23:39 |         MASTER-SAAO | (06h 04m 02.51s , -13d 55m 03.9s) |   C |    60 | 17.8 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8011
TYPE = 35
DAYS = 1


MASTER-Kislovodsk robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 230402A ( Fermi GBM team, GCN 33553) errorbox  32029 sec after notice time and 32063 sec after trigger time at 2023-04-02 16:26:59 UT, with upper limit up to  16.5 mag. Observations started at twilight.  The observations began at zenith distance = 61 deg. The sun  altitude  is -9.7 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) started inspect of the FERMI GRB 230402A errorbox  39274 sec after notice time and 39308 sec after trigger time at 2023-04-02 18:27:44 UT, with upper limit up to  18.6 mag. The observations began at zenith distance = 37 deg. The sun  altitude  is -24.9 deg. 

The galactic latitude b = -15 deg., longitude l = 222 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2208192

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

   32093 | 2023-04-02 16:26:59 |   MASTER-Kislovodsk | (06h 16m 40.71s , -13d 55m 08.5s) |   C |    60 | 15.1 |        
   32093 | 2023-04-02 16:26:59 |   MASTER-Kislovodsk | (06h 12m 36.97s , -13d 34m 24.3s) |   C |    60 | 14.9 |        
   32173 | 2023-04-02 16:28:19 |   MASTER-Kislovodsk | (06h 20m 08.03s , -15d 50m 10.7s) |   C |    60 | 15.3 |        
   32173 | 2023-04-02 16:28:19 |   MASTER-Kislovodsk | (06h 16m 01.99s , -15d 29m 26.3s) |   C |    60 | 15.1 |        
   32254 | 2023-04-02 16:29:39 |   MASTER-Kislovodsk | (06h 04m 14.25s , -15d 51m 29.2s) |   C |    60 | 15.1 |        
   32334 | 2023-04-02 16:30:59 |   MASTER-Kislovodsk | (06h 13m 51.45s , -12d 03m 02.3s) |   C |    60 | 15.4 |        
   32334 | 2023-04-02 16:30:59 |   MASTER-Kislovodsk | (06h 09m 48.34s , -11d 42m 21.4s) |   C |    60 | 15.3 |        
   32414 | 2023-04-02 16:32:19 |   MASTER-Kislovodsk | (06h 01m 04.95s , -13d 55m 45.9s) |   C |    60 | 15.4 |        
   32815 | 2023-04-02 16:39:00 |   MASTER-Kislovodsk | (06h 16m 46.40s , -13d 56m 31.5s) |   C |    60 | 15.8 |        
   32815 | 2023-04-02 16:39:01 |   MASTER-Kislovodsk | (06h 12m 42.92s , -13d 35m 50.8s) |   C |    60 | 15.7 |        
   34102 | 2023-04-02 17:00:28 |   MASTER-Kislovodsk | (06h 20m 10.20s , -15d 50m 29.6s) |   C |    60 | 16.3 |        
   34182 | 2023-04-02 17:01:48 |   MASTER-Kislovodsk | (06h 04m 16.16s , -15d 51m 56.5s) |   C |    60 | 16.0 |        
   34262 | 2023-04-02 17:03:08 |   MASTER-Kislovodsk | (06h 13m 52.25s , -12d 03m 23.0s) |   C |    60 | 16.4 |        
   34262 | 2023-04-02 17:03:08 |   MASTER-Kislovodsk | (06h 09m 51.64s , -11d 42m 51.0s) |   C |    60 | 13.2 |        
   34342 | 2023-04-02 17:04:28 |   MASTER-Kislovodsk | (06h 01m 05.75s , -13d 56m 29.6s) |   C |    60 | 16.5 |        
   34750 | 2023-04-02 17:11:15 |   MASTER-Kislovodsk | (06h 16m 48.02s , -13d 57m 00.8s) |   C |    60 | 16.5 |        
   34750 | 2023-04-02 17:11:15 |   MASTER-Kislovodsk | (06h 12m 46.66s , -13d 36m 32.5s) |   C |    60 | 13.8 |        
   35356 | 2023-04-02 17:21:22 |   MASTER-Kislovodsk | (06h 13m 40.77s , -12d 03m 19.6s) |   C |    60 | 16.5 |        
   35356 | 2023-04-02 17:21:22 |   MASTER-Kislovodsk | (06h 09m 47.29s , -11d 42m 40.5s) |   C |    60 | 14.3 |        
   35437 | 2023-04-02 17:22:42 |   MASTER-Kislovodsk | (06h 00m 56.16s , -13d 56m 40.1s) |   C |    60 | 16.4 |        
   39338 | 2023-04-02 18:27:44 |         MASTER-SAAO | (06h 10m 54.91s , -13d 59m 48.1s) |   C |    60 | 17.6 |        
   39338 | 2023-04-02 18:27:44 |         MASTER-SAAO | (06h 11m 45.03s , -13d 59m 54.8s) |   C |    60 | 17.5 |        
   39430 | 2023-04-02 18:29:15 |         MASTER-SAAO | (06h 19m 07.16s , -13d 58m 05.6s) |   C |    60 | 18.1 |        
   39430 | 2023-04-02 18:29:15 |         MASTER-SAAO | (06h 19m 57.40s , -13d 58m 12.3s) |   C |    60 | 18.1 |        
   39509 | 2023-04-02 18:30:35 |         MASTER-SAAO | (06h 14m 12.11s , -15d 52m 27.7s) |   C |    60 | 18.4 |        
   39509 | 2023-04-02 18:30:35 |         MASTER-SAAO | (06h 15m 02.88s , -15d 52m 34.1s) |   C |    60 | 18.4 |        
   39600 | 2023-04-02 18:32:06 |         MASTER-SAAO | (06h 22m 27.89s , -15d 52m 58.2s) |   C |    60 | 18.5 |        
   39600 | 2023-04-02 18:32:06 |         MASTER-SAAO | (06h 23m 18.79s , -15d 53m 04.6s) |   C |    60 | 18.5 |        
   39772 | 2023-04-02 18:34:57 |         MASTER-SAAO | (06h 06m 35.11s , -15d 53m 51.2s) |   C |    60 | 18.4 |        
   39772 | 2023-04-02 18:34:57 |         MASTER-SAAO | (06h 07m 26.03s , -15d 53m 57.9s) |   C |    60 | 18.4 |        
   39863 | 2023-04-02 18:36:28 |         MASTER-SAAO | (06h 07m 57.52s , -12d 03m 59.8s) |   C |    60 | 18.3 |        
   39863 | 2023-04-02 18:36:28 |         MASTER-SAAO | (06h 08m 47.56s , -12d 04m 06.8s) |   C |    60 | 18.3 |        
   39942 | 2023-04-02 18:37:48 |         MASTER-SAAO | (06h 16m 09.93s , -12d 05m 39.4s) |   C |    60 | 18.6 |        
   39942 | 2023-04-02 18:37:48 |         MASTER-SAAO | (06h 17m 00.10s , -12d 05m 46.2s) |   C |    60 | 18.6 |        
   40113 | 2023-04-02 18:40:38 |         MASTER-SAAO | (06h 03m 19.20s , -13d 57m 36.5s) |   C |    60 | 18.4 |        
   40113 | 2023-04-02 18:40:38 |         MASTER-SAAO | (06h 04m 09.76s , -13d 57m 43.6s) |   C |    60 | 18.4 |        
   40374 | 2023-04-02 18:45:00 |         MASTER-SAAO | (06h 10m 47.27s , -13d 57m 34.6s) |   C |    60 | 18.5 |        
   40374 | 2023-04-02 18:45:00 |         MASTER-SAAO | (06h 11m 37.96s , -13d 57m 42.0s) |   C |    60 | 18.4 |        
   40474 | 2023-04-02 18:46:40 |         MASTER-SAAO | (06h 19m 03.38s , -13d 59m 02.8s) |   C |    60 | 18.5 |        
   40474 | 2023-04-02 18:46:40 |         MASTER-SAAO | (06h 19m 54.14s , -13d 59m 09.9s) |   C |    60 | 18.5 |        
   40554 | 2023-04-02 18:48:00 |         MASTER-SAAO | (06h 14m 09.90s , -15d 51m 48.3s) |   C |    60 | 18.4 |        
   40554 | 2023-04-02 18:48:00 |         MASTER-SAAO | (06h 15m 01.14s , -15d 51m 55.6s) |   C |    60 | 18.4 |        
   40644 | 2023-04-02 18:49:29 |         MASTER-SAAO | (06h 22m 22.69s , -15d 52m 19.9s) |   C |    60 | 18.4 |        
   40644 | 2023-04-02 18:49:29 |         MASTER-SAAO | (06h 23m 14.01s , -15d 52m 27.1s) |   C |    60 | 18.4 |        
   40814 | 2023-04-02 18:52:19 |         MASTER-SAAO | (06h 06m 37.48s , -15d 52m 12.3s) |   C |    60 | 18.4 |        
   40814 | 2023-04-02 18:52:19 |         MASTER-SAAO | (06h 07m 28.63s , -15d 52m 19.7s) |   C |    60 | 18.4 |        
   40893 | 2023-04-02 18:53:39 |         MASTER-SAAO | (06h 07m 51.00s , -12d 05m 08.8s) |   C |    60 | 18.2 |        
   40893 | 2023-04-02 18:53:39 |         MASTER-SAAO | (06h 08m 41.23s , -12d 05m 16.7s) |   C |    60 | 18.2 |        
   40985 | 2023-04-02 18:55:10 |         MASTER-SAAO | (06h 16m 09.18s , -12d 04m 56.1s) |   C |    60 | 18.6 |        
   40985 | 2023-04-02 18:55:10 |         MASTER-SAAO | (06h 16m 59.54s , -12d 05m 03.9s) |   C |    60 | 18.6 |        
   41156 | 2023-04-02 18:58:02 |         MASTER-SAAO | (06h 03m 16.98s , -13d 58m 52.3s) |   C |    60 | 18.4 |        
   41156 | 2023-04-02 18:58:02 |         MASTER-SAAO | (06h 04m 07.67s , -13d 59m 00.2s) |   C |    60 | 18.4 |        
   41417 | 2023-04-02 19:02:22 |         MASTER-SAAO | (06h 10m 39.54s , -13d 56m 50.4s) |   C |    60 | 18.4 |        
   41417 | 2023-04-02 19:02:22 |         MASTER-SAAO | (06h 11m 30.41s , -13d 56m 58.6s) |   C |    60 | 18.4 |        
   41497 | 2023-04-02 19:03:42 |         MASTER-SAAO | (06h 19m 02.52s , -13d 57m 48.7s) |   C |    60 | 18.4 |        
   41497 | 2023-04-02 19:03:42 |         MASTER-SAAO | (06h 19m 53.48s , -13d 57m 56.7s) |   C |    60 | 18.5 |        
   41588 | 2023-04-02 19:05:14 |         MASTER-SAAO | (06h 13m 58.45s , -15d 52m 45.2s) |   C |    60 | 18.3 |        
   41588 | 2023-04-02 19:05:14 |         MASTER-SAAO | (06h 14m 49.86s , -15d 52m 53.5s) |   C |    60 | 18.3 |        
   41680 | 2023-04-02 19:06:45 |         MASTER-SAAO | (06h 22m 26.59s , -15d 52m 39.1s) |   C |    60 | 18.4 |        
   41680 | 2023-04-02 19:06:45 |         MASTER-SAAO | (06h 23m 18.08s , -15d 52m 47.1s) |   C |    60 | 18.4 |        
   41850 | 2023-04-02 19:09:35 |         MASTER-SAAO | (06h 06m 29.87s , -15d 52m 20.8s) |   C |    60 | 18.3 |        
   41850 | 2023-04-02 19:09:36 |         MASTER-SAAO | (06h 07m 21.17s , -15d 52m 29.2s) |   C |    60 | 18.3 |        
   41930 | 2023-04-02 19:10:55 |         MASTER-SAAO | (06h 07m 50.78s , -12d 02m 58.6s) |   C |    60 | 18.1 |        
   41930 | 2023-04-02 19:10:55 |         MASTER-SAAO | (06h 08m 41.13s , -12d 03m 07.7s) |   C |    60 | 18.2 |        
   42021 | 2023-04-02 19:12:26 |         MASTER-SAAO | (06h 15m 57.29s , -12d 03m 27.9s) |   C |    60 | 18.5 |        
   42021 | 2023-04-02 19:12:26 |         MASTER-SAAO | (06h 16m 47.76s , -12d 03m 36.8s) |   C |    60 | 18.5 |        
   42192 | 2023-04-02 19:15:17 |         MASTER-SAAO | (06h 03m 15.12s , -13d 57m 20.3s) |   C |    60 | 18.4 |        
   42192 | 2023-04-02 19:15:17 |         MASTER-SAAO | (06h 04m 05.86s , -13d 57m 29.5s) |   C |    60 | 18.4 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8010
TYPE = 35
DAYS = 0


MASTER-Kislovodsk robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 230402A ( Fermi GBM team, GCN 33553) errorbox  32029 sec after notice time and 32063 sec after trigger time at 2023-04-02 16:26:59 UT, with upper limit up to  15.8 mag. Observations started at twilight.  The observations began at zenith distance = 61 deg. The sun  altitude  is -9.7 deg. 

The galactic latitude b = -15 deg., longitude l = 222 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2208192

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

   32093 | 2023-04-02 16:26:59 |   MASTER-Kislovodsk | (06h 16m 40.71s , -13d 55m 08.5s) |   C |    60 | 15.1 |        
   32093 | 2023-04-02 16:26:59 |   MASTER-Kislovodsk | (06h 12m 36.97s , -13d 34m 24.3s) |   C |    60 | 14.9 |        
   32173 | 2023-04-02 16:28:19 |   MASTER-Kislovodsk | (06h 20m 08.03s , -15d 50m 10.7s) |   C |    60 | 15.3 |        
   32173 | 2023-04-02 16:28:19 |   MASTER-Kislovodsk | (06h 16m 01.99s , -15d 29m 26.3s) |   C |    60 | 15.1 |        
   32254 | 2023-04-02 16:29:39 |   MASTER-Kislovodsk | (06h 04m 14.25s , -15d 51m 29.2s) |   C |    60 | 15.1 |        
   32334 | 2023-04-02 16:30:59 |   MASTER-Kislovodsk | (06h 13m 51.45s , -12d 03m 02.3s) |   C |    60 | 15.4 |        
   32334 | 2023-04-02 16:30:59 |   MASTER-Kislovodsk | (06h 09m 48.34s , -11d 42m 21.4s) |   C |    60 | 15.3 |        
   32414 | 2023-04-02 16:32:19 |   MASTER-Kislovodsk | (06h 01m 04.95s , -13d 55m 45.9s) |   C |    60 | 15.4 |        
   32815 | 2023-04-02 16:39:00 |   MASTER-Kislovodsk | (06h 16m 46.40s , -13d 56m 31.5s) |   C |    60 | 15.8 |        
   32815 | 2023-04-02 16:39:01 |   MASTER-Kislovodsk | (06h 12m 42.92s , -13d 35m 50.8s) |   C |    60 | 15.7 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8009
TYPE = 35
DAYS = 0


MASTER-Kislovodsk robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 230402A ( Fermi GBM team, GCN 33553) errorbox  32029 sec after notice time and 32063 sec after trigger time at 2023-04-02 16:26:59 UT, with upper limit up to  15.8 mag. Observations started at twilight.  The observations began at zenith distance = 61 deg. The sun  altitude  is -9.7 deg. 

The galactic latitude b = -15 deg., longitude l = 222 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2208192

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

   32093 | 2023-04-02 16:26:59 |   MASTER-Kislovodsk | (06h 16m 40.71s , -13d 55m 08.5s) |   C |    60 | 15.1 |        
   32093 | 2023-04-02 16:26:59 |   MASTER-Kislovodsk | (06h 12m 36.97s , -13d 34m 24.3s) |   C |    60 | 14.9 |        
   32173 | 2023-04-02 16:28:19 |   MASTER-Kislovodsk | (06h 20m 08.03s , -15d 50m 10.7s) |   C |    60 | 15.3 |        
   32173 | 2023-04-02 16:28:19 |   MASTER-Kislovodsk | (06h 16m 01.99s , -15d 29m 26.3s) |   C |    60 | 15.1 |        
   32254 | 2023-04-02 16:29:39 |   MASTER-Kislovodsk | (06h 04m 14.25s , -15d 51m 29.2s) |   C |    60 | 15.1 |        
   32334 | 2023-04-02 16:30:59 |   MASTER-Kislovodsk | (06h 13m 51.45s , -12d 03m 02.3s) |   C |    60 | 15.4 |        
   32334 | 2023-04-02 16:30:59 |   MASTER-Kislovodsk | (06h 09m 48.34s , -11d 42m 21.4s) |   C |    60 | 15.3 |        
   32414 | 2023-04-02 16:32:19 |   MASTER-Kislovodsk | (06h 01m 04.95s , -13d 55m 45.9s) |   C |    60 | 15.4 |        
   32815 | 2023-04-02 16:39:00 |   MASTER-Kislovodsk | (06h 16m 46.40s , -13d 56m 31.5s) |   C |    60 | 15.8 |        
   32815 | 2023-04-02 16:39:01 |   MASTER-Kislovodsk | (06h 12m 42.92s , -13d 35m 50.8s) |   C |    60 | 15.7 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8008
TYPE = 34
DAYS = 0


MASTER-Kislovodsk robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 230402A ( Fermi GBM team, GCN 33553) errorbox  32029 sec after notice time and 32063 sec after trigger time at 2023-04-02 16:26:59 UT, with upper limit up to  15.8 mag. Observations started at twilight.  The observations began at zenith distance = 61 deg. The sun  altitude  is -9.7 deg. 

The galactic latitude b = -15 deg., longitude l = 222 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2208192

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

   32093 | 2023-04-02 16:26:59 |   MASTER-Kislovodsk | (06h 16m 40.71s , -13d 55m 08.5s) |   C |    60 | 15.1 |        
   32093 | 2023-04-02 16:26:59 |   MASTER-Kislovodsk | (06h 12m 36.97s , -13d 34m 24.3s) |   C |    60 | 14.9 |        
   32173 | 2023-04-02 16:28:19 |   MASTER-Kislovodsk | (06h 20m 08.03s , -15d 50m 10.7s) |   C |    60 | 15.3 |        
   32173 | 2023-04-02 16:28:19 |   MASTER-Kislovodsk | (06h 16m 01.99s , -15d 29m 26.3s) |   C |    60 | 15.1 |        
   32254 | 2023-04-02 16:29:39 |   MASTER-Kislovodsk | (06h 04m 14.25s , -15d 51m 29.2s) |   C |    60 | 15.1 |        
   32334 | 2023-04-02 16:30:59 |   MASTER-Kislovodsk | (06h 13m 51.45s , -12d 03m 02.3s) |   C |    60 | 15.4 |        
   32334 | 2023-04-02 16:30:59 |   MASTER-Kislovodsk | (06h 09m 48.34s , -11d 42m 21.4s) |   C |    60 | 15.3 |        
   32414 | 2023-04-02 16:32:19 |   MASTER-Kislovodsk | (06h 01m 04.95s , -13d 55m 45.9s) |   C |    60 | 15.4 |        
   32815 | 2023-04-02 16:39:00 |   MASTER-Kislovodsk | (06h 16m 46.40s , -13d 56m 31.5s) |   C |    60 | 15.8 |        
   32815 | 2023-04-02 16:39:01 |   MASTER-Kislovodsk | (06h 12m 42.92s , -13d 35m 50.8s) |   C |    60 | 15.7 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2024