MASTER Net MASTER Database: GRB210702.80 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 GRB210702.80
Trignum 1058804
Trigger time 2021-07-02 19:08:49.2
Notice time 2021-07-02 19:24:33.302895
Coord, eb (11h 14m 19.44s , -36d 44m 49.2s) , 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)

You are viewing outdated information, relevant error box is here

All alerts for this trigger
id noticetime coord2000 satel errorbox type trigger seq trig_type links
2218778 2023-05-23 20:12:58.937299 11h 14m 16.80s -36d 44m 27.6s SWIFT 0.05 retraction 1058804 1 4044 retraction
1650642 2021-07-02 19:24:39.572884 11h 14m 19.44s -36d 44m 49.2s SWIFT 0 alert 1058804 1 78 alert
1650640 2021-07-02 19:24:31.186674 11h 14m 19.44s -36d 44m 49.2s SWIFT 0.00130556 alert 1058804 4 69 alert
1650641 2021-07-02 19:24:33.302895 11h 14m 19.44s -36d 44m 49.2s SWIFT 0.00130556 alert 1058804 4 67 alert
1650638 2021-07-02 19:24:20.718553 11h 14m 16.80s -36d 44m 27.6s SWIFT 0.05 alert 1058804 7 61 alert

DAYS:

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

Synchronous WFC images
Distance datetime coord2000 observatory camera links
141.8 2021-07-02 19:08:48.828 00h 00m 00.00s +00d 00m 00.0s SAAO 111341 Database SAAO
Errorbox center visibility at MASTER facilities
trigger notice notice+1hr now

2021-07-02 19:08:49 (JD 2459398.297789)

Siderial time 16.391034 h

Ra 11:14:19.44 Dec -36:44:49.20
(168.581000d, -36.747000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -73.59 Azimuth: 140.89

Sun: Altitude: -2.58 Azimuth: 228.17

Moon: Altitude: 30.62 Azimuth: 304.70

Tunka

Object: Altitude: -59.82 Azimuth: 105.14

Sun: Altitude: -10.83 Azimuth: 207.53

Moon: Altitude: 16.07 Azimuth: 283.47

Kislovodsk

Object: Altitude: -19.57 Azimuth: 57.41

Sun: Altitude: -17.45 Azimuth: 150.21

Moon: Altitude: -24.19 Azimuth: 236.62

Tavrida

Object: Altitude: -15.14 Azimuth: 52.81

Sun: Altitude: -13.27 Azimuth: 143.02

Moon: Altitude: -28.43 Azimuth: 228.46

SAAO

Object: Altitude: 40.83 Azimuth: 67.15

Sun: Altitude: -42.87 Azimuth: 92.45

Moon: Altitude: -51.71 Azimuth: 310.69

IAC

Object: Altitude: 21.41 Azimuth: 19.78

Sun: Altitude: 10.70 Azimuth: 110.49

Moon: Altitude: -55.98 Azimuth: 163.44

Argentina

Object: Altitude: 65.10 Azimuth: 289.64

Sun: Altitude: 24.68 Azimuth: 142.27

Moon: Altitude: -26.06 Azimuth: 78.50

Mexico

Object: Altitude: -4.70 Azimuth: 310.63

Sun: Altitude: 81.24 Azimuth: 335.76

Moon: Altitude: 13.54 Azimuth: 87.14

Ural

Object: Altitude: -34.87 Azimuth: 74.59

Sun: Altitude: -9.10 Azimuth: 166.99

Moon: Altitude: -8.44 Azimuth: 247.91

Vostryakovo

Object: Altitude: -23.18 Azimuth: 58.31

Sun: Altitude: -5.91 Azimuth: 147.31

Moon: Altitude: -19.54 Azimuth: 228.55

Gal. latitude: 22.099816 Gal. longitude: 282.684734

Dist. to Sun: 86.760961

Dist. to Moon: 136.230723

Moon coord.: (20.939357 d, 4.544079 d)

Sun coord.: (101.759766 d, 23.003881 d)

Lunar disk: 0.412735

Lunar phase: 100.051280

Lunar bright limb: 67.413621

No SN in this field

2021-07-02 19:24:33 (JD 2459398.308715)

Siderial time 16.653974 h

Ra 11:14:19.44 Dec -36:44:49.20
(168.581000d, -36.747000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -75.00 Azimuth: 151.37

Sun: Altitude: -0.66 Azimuth: 231.25

Moon: Altitude: 32.63 Azimuth: 308.51

Tunka

Object: Altitude: -62.15 Azimuth: 109.55

Sun: Altitude: -9.64 Azimuth: 211.01

Moon: Altitude: 18.40 Azimuth: 286.63

Kislovodsk

Object: Altitude: -22.00 Azimuth: 59.57

Sun: Altitude: -18.78 Azimuth: 153.75

Moon: Altitude: -21.79 Azimuth: 239.85

Tavrida

Object: Altitude: -17.40 Azimuth: 55.11

Sun: Altitude: -14.89 Azimuth: 146.36

Moon: Altitude: -26.29 Azimuth: 232.02

SAAO

Object: Altitude: 37.78 Azimuth: 66.12

Sun: Altitude: -46.19 Azimuth: 90.42

Moon: Altitude: -49.22 Azimuth: 306.15

IAC

Object: Altitude: 20.15 Azimuth: 22.88

Sun: Altitude: 7.47 Azimuth: 112.15

Moon: Altitude: -56.69 Azimuth: 170.21

Argentina

Object: Altitude: 68.25 Azimuth: 290.21

Sun: Altitude: 22.56 Azimuth: 139.07

Moon: Altitude: -29.26 Azimuth: 76.16

Mexico

Object: Altitude: -2.17 Azimuth: 312.53

Sun: Altitude: 81.95 Azimuth: 0.24

Moon: Altitude: 10.29 Azimuth: 89.19

Ural

Object: Altitude: -36.95 Azimuth: 77.53

Sun: Altitude: -9.51 Azimuth: 170.64

Moon: Altitude: -6.44 Azimuth: 251.19

Vostryakovo

Object: Altitude: -25.12 Azimuth: 61.05

Sun: Altitude: -7.06 Azimuth: 150.77

Moon: Altitude: -17.81 Azimuth: 232.14

Gal. latitude: 22.099816 Gal. longitude: 282.684734

Dist. to Sun: 86.752732

Dist. to Moon: 136.200942

Moon coord.: (21.058649 d, 4.600256 d)

Sun coord.: (101.771044 d, 23.003037 d)

Lunar disk: 0.411695

Lunar phase: 100.172321

Lunar bright limb: 67.424910

No SN in this field

2021-07-02 20:24:33 (JD 2459398.350382)

Siderial time 17.656712 h

Ra 11:14:19.44 Dec -36:44:49.20
(168.581000d, -36.747000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -75.73 Azimuth: 200.33

Sun: Altitude: 7.35 Azimuth: 242.51

Moon: Altitude: 39.24 Azimuth: 324.55

Tunka

Object: Altitude: -70.16 Azimuth: 132.22

Sun: Altitude: -4.02 Azimuth: 223.71

Moon: Altitude: 26.86 Azimuth: 299.46

Kislovodsk

Object: Altitude: -31.73 Azimuth: 67.55

Sun: Altitude: -22.34 Azimuth: 168.00

Moon: Altitude: -12.05 Azimuth: 251.15

Tavrida

Object: Altitude: -26.59 Azimuth: 63.52

Sun: Altitude: -19.71 Azimuth: 159.91

Moon: Altitude: -17.32 Azimuth: 244.36

SAAO

Object: Altitude: 26.37 Azimuth: 61.55

Sun: Altitude: -58.81 Azimuth: 81.13

Moon: Altitude: -38.60 Azimuth: 292.28

IAC

Object: Altitude: 13.86 Azimuth: 33.62

Sun: Altitude: -4.44 Azimuth: 119.14

Moon: Altitude: -55.72 Azimuth: 196.45

Argentina

Object: Altitude: 79.90 Azimuth: 302.21

Sun: Altitude: 13.33 Azimuth: 128.27

Moon: Altitude: -41.10 Azimuth: 65.80

Mexico

Object: Altitude: 6.69 Azimuth: 320.70

Sun: Altitude: 74.40 Azimuth: 62.59

Moon: Altitude: -2.07 Azimuth: 96.88

Ural

Object: Altitude: -45.07 Azimuth: 89.36

Sun: Altitude: -9.85 Azimuth: 184.63

Moon: Altitude: 1.47 Azimuth: 263.41

Vostryakovo

Object: Altitude: -32.93 Azimuth: 71.55

Sun: Altitude: -10.32 Azimuth: 164.34

Moon: Altitude: -10.56 Azimuth: 245.14

Gal. latitude: 22.099816 Gal. longitude: 282.684734

Dist. to Sun: 86.721351

Dist. to Moon: 136.084682

Moon coord.: (21.513571 d, 4.814218 d)

Sun coord.: (101.814054 d, 22.999811 d)

Lunar disk: 0.407735

Lunar phase: 100.633728

Lunar bright limb: 67.469138

No SN in this field

2024-12-30 16:10:39 (JD 2460675.174062)

Siderial time 1.324906 h

Ra 11:14:19.44 Dec -36:44:49.20
(168.581000d, -36.747000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -11.29 Azimuth: 315.64

Sun: Altitude: -61.76 Azimuth: 199.35

Moon: Altitude: -65.85 Azimuth: 209.02

Tunka

Object: Altitude: -24.34 Azimuth: 299.15

Sun: Altitude: -59.20 Azimuth: 153.08

Moon: Altitude: -64.98 Azimuth: 155.72

Kislovodsk

Object: Altitude: -61.74 Azimuth: 268.20

Sun: Altitude: -26.23 Azimuth: 82.26

Moon: Altitude: -31.66 Azimuth: 79.61

Tavrida

Object: Altitude: -67.68 Azimuth: 258.72

Sun: Altitude: -20.41 Azimuth: 77.21

Moon: Altitude: -25.94 Azimuth: 74.94

SAAO

Object: Altitude: -19.56 Azimuth: 347.72

Sun: Altitude: 17.64 Azimuth: 73.35

Moon: Altitude: 17.52 Azimuth: 67.16

IAC

Object: Altitude: -69.04 Azimuth: 60.40

Sun: Altitude: 22.21 Azimuth: 45.43

Moon: Altitude: 16.48 Azimuth: 43.90

Argentina

Object: Altitude: 8.43 Azimuth: 51.70

Sun: Altitude: 79.35 Azimuth: 217.27

Moon: Altitude: 85.19 Azimuth: 223.91

Mexico

Object: Altitude: -0.00 Azimuth: 45.71

Sun: Altitude: 18.90 Azimuth: 313.70

Moon: Altitude: 16.89 Azimuth: 319.54

Ural

Object: Altitude: -49.73 Azimuth: 263.15

Sun: Altitude: -36.43 Azimuth: 103.93

Moon: Altitude: -42.30 Azimuth: 103.04

Vostryakovo

Object: Altitude: -61.71 Azimuth: 242.01

Sun: Altitude: -24.54 Azimuth: 84.33

Moon: Altitude: -30.36 Azimuth: 83.22

Gal. latitude: 22.099816 Gal. longitude: 282.684734

Dist. to Sun: 91.897603

Dist. to Moon: 86.336346

Moon coord.: (276.712560 d, -28.283678 d)

Sun coord.: (279.922315 d, -23.133069 d)

Lunar disk: 0.002662

Lunar phase: 174.084517

Lunar bright limb: 30.632057

No SN in this field
Recent coverage and limits telegrams

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

  ID = 4528
TYPE = 35
DAYS = 1


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210702A ( A. Y. Lien et al., GCN 30351) errorbox 822 sec after trigger time at 2021-07-02 19:20:56 UT, with upper limit up to  18.6 mag. The observations began at zenith distance = 51 deg. The sun  altitude  is -44.7 deg. 

MASTER-IAC robotic telescope  located in Spain (IAC Teide Observatory) was pointed to the SWIFT GRB 210702A errorbox  5684 sec after notice time and 6625 sec after trigger time at 2021-07-02 20:57:39 UT, with upper limit up to  16.3 mag. Observations started at twilight.  The observations began at zenith distance = 81 deg. The sun  altitude  is -11.2 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) was pointed to the SWIFT GRB 210702A errorbox  11523 sec after notice time and 12464 sec after trigger time at 2021-07-02 22:34:58 UT, with upper limit up to  19.8 mag. Observations started at twilight.  The observations began at zenith distance = 20 deg. The sun  altitude  is -10.8 deg. 

The galactic latitude b = 22 deg., longitude l = 283 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1650622

We obtain a following upper limits.  

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

     903 |         MASTER-SAAO | P\  |   160 | 18.6 |        
    1084 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    1284 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    1484 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    1664 |         MASTER-SAAO | P\  |   540 | 18.5 |  Coadd 
    1683 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    1883 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    2082 |         MASTER-SAAO | P\  |   180 | 18.0 |        
    2262 |         MASTER-SAAO | P\  |   540 | 18.5 |  Coadd 
    2282 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    2482 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    2681 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    2861 |         MASTER-SAAO | P\  |   540 | 18.1 |  Coadd 
    2880 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    3080 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    3280 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    3460 |         MASTER-SAAO | P\  |   540 | 18.2 |  Coadd 
    3479 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    3679 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    3880 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    4060 |         MASTER-SAAO | P\  |   540 | 18.1 |  Coadd 
    4080 |         MASTER-SAAO | P\  |   180 | 17.4 |        
    4279 |         MASTER-SAAO | P\  |   180 | 17.8 |        
    4479 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    4659 |         MASTER-SAAO | P\  |   540 | 18.1 |  Coadd 
    4678 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    4878 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    5077 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    5257 |         MASTER-SAAO | P\  |   540 | 18.1 |  Coadd 
    5277 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    5481 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    5681 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    5861 |         MASTER-SAAO | P\  |   540 | 18.0 |  Coadd 
    5881 |         MASTER-SAAO | P\  |   180 | 17.3 |        
    6080 |         MASTER-SAAO | P\  |   180 | 17.4 |        
    6288 |         MASTER-SAAO | P\  |   180 | 17.4 |        
    6468 |         MASTER-SAAO | P\  |   540 | 17.6 |  Coadd 
    6506 |         MASTER-SAAO | P\  |   180 | 17.1 |        
    6706 |         MASTER-SAAO | P\  |   180 | 16.9 |        
    6715 |          MASTER-IAC |   C |   180 | 14.9 |        
    6895 |          MASTER-IAC |   C |   540 | 15.9 |  Coadd 
    6715 |          MASTER-IAC |   C |   180 | 13.8 |        
    6906 |         MASTER-SAAO | P\  |   180 | 17.0 |        
    7086 |         MASTER-SAAO | P\  |   540 | 17.4 |  Coadd 
    6916 |          MASTER-IAC |   C |   180 | 15.5 |        
    6916 |          MASTER-IAC |   C |   180 | 14.1 |        
    7105 |         MASTER-SAAO | P\  |   180 | 16.7 |        
    7116 |          MASTER-IAC |   C |   180 | 15.7 |        
    7116 |          MASTER-IAC |   C |   180 | 14.3 |        
    7305 |         MASTER-SAAO | P\  |   180 | 16.8 |        
    7316 |          MASTER-IAC |   C |   180 | 15.9 |        
    7496 |          MASTER-IAC |   C |   540 | 16.3 |  Coadd 
    7316 |          MASTER-IAC |   C |   180 | 14.2 |        
    7504 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    7684 |         MASTER-SAAO | P\  |   540 | 17.1 |  Coadd 
    7516 |          MASTER-IAC |   C |   180 | 15.8 |        
    7516 |          MASTER-IAC |   C |   180 | 13.8 |        
    7704 |         MASTER-SAAO | P\  |   180 | 16.7 |        
    7715 |          MASTER-IAC |  P| |   180 | 15.2 |        
    7715 |          MASTER-IAC |  P- |   180 | 12.5 |        
    7904 |         MASTER-SAAO | P\  |   180 | 16.6 |        
    7915 |          MASTER-IAC |  P| |   180 | 15.2 |        
    8095 |          MASTER-IAC |  P| |   540 | 15.4 |  Coadd 
    8103 |         MASTER-SAAO | P\  |   180 | 16.5 |        
    8283 |         MASTER-SAAO | P\  |   540 | 17.0 |  Coadd 
    8115 |          MASTER-IAC |  P| |   180 | 14.9 |        
    8310 |         MASTER-SAAO | P\  |   180 | 16.5 |        
    8315 |          MASTER-IAC |  P| |   180 | 14.6 |        
    8509 |         MASTER-SAAO | P\  |   180 | 16.3 |        
    8515 |          MASTER-IAC |   C |   180 | 13.8 |        
    8709 |         MASTER-SAAO | P\  |   180 | 16.1 |        
    8715 |          MASTER-IAC |   C |   180 | 13.0 |        
    8920 |         MASTER-SAAO | P\  |   180 | 15.7 |        
    9119 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    9319 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    9529 |         MASTER-SAAO | P\  |   180 | 15.8 |        
    9741 |         MASTER-SAAO | P\  |   180 | 15.7 |        
    9949 |         MASTER-SAAO | P\  |   180 | 15.6 |        
   10148 |         MASTER-SAAO | P\  |   180 | 15.2 |        
   10348 |         MASTER-SAAO | P\  |   180 | 14.7 |        
   10553 |         MASTER-SAAO | P\  |   180 | 14.2 |        
   10766 |         MASTER-SAAO | P\  |   180 | 14.2 |        
   10987 |         MASTER-SAAO | P\  |   180 | 13.9 |        
   11223 |         MASTER-SAAO | P\  |   180 | 12.5 |        
   12555 |         MASTER-OAFA |   C |   180 | 18.4 |        
   12918 |         MASTER-OAFA |   C |   180 | 18.9 |        
   13098 |         MASTER-OAFA |   C |   540 | 19.6 |  Coadd 
   13117 |         MASTER-OAFA |   C |   180 | 19.1 |        
   13317 |         MASTER-OAFA |   C |   180 | 19.3 |        
   13517 |         MASTER-OAFA |   C |   180 | 19.3 |        
   13697 |         MASTER-OAFA |   C |   540 | 19.7 |  Coadd 
   13716 |         MASTER-OAFA |   C |   180 | 19.3 |        
   13915 |         MASTER-OAFA |   C |   180 | 19.4 |        
   14115 |         MASTER-OAFA |   C |   180 | 19.4 |        
   14295 |         MASTER-OAFA |   C |   540 | 19.8 |  Coadd 
   14314 |         MASTER-OAFA |   C |   180 | 19.5 |        
   14514 |         MASTER-OAFA |   C |   180 | 19.5 |        
   14713 |         MASTER-OAFA |   C |   180 | 19.5 |        
   14893 |         MASTER-OAFA |   C |   540 | 19.7 |  Coadd 
   14913 |         MASTER-OAFA |   C |   180 | 19.5 |        
   15113 |         MASTER-OAFA |   C |   180 | 19.5 |        
   15312 |         MASTER-OAFA |   C |   180 | 19.5 |        
   15492 |         MASTER-OAFA |   C |   540 | 19.8 |  Coadd 
   15512 |         MASTER-OAFA |   C |   180 | 19.5 |        
   15712 |         MASTER-OAFA |   C |   180 | 19.5 |        
   15911 |         MASTER-OAFA |   C |   180 | 19.5 |        
   16091 |         MASTER-OAFA |   C |   540 | 19.8 |  Coadd 
   16111 |         MASTER-OAFA |   C |   180 | 19.5 |        
   16310 |         MASTER-OAFA |   C |   180 | 19.4 |        
   16510 |         MASTER-OAFA |   C |   180 | 19.5 |        
   16710 |         MASTER-OAFA |   C |   180 | 19.5 |        
   17523 |         MASTER-OAFA |   C |   180 | 19.4 |        
   17889 |         MASTER-OAFA |   C |   180 | 19.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4527
TYPE = 35
DAYS = 0.5


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210702A ( A. Y. Lien et al., GCN 30351) errorbox 822 sec after trigger time at 2021-07-02 19:20:56 UT, with upper limit up to  18.6 mag. The observations began at zenith distance = 51 deg. The sun  altitude  is -44.7 deg. 

MASTER-IAC robotic telescope  located in Spain (IAC Teide Observatory) was pointed to the SWIFT GRB 210702A errorbox  5684 sec after notice time and 6625 sec after trigger time at 2021-07-02 20:57:39 UT, with upper limit up to  16.3 mag. Observations started at twilight.  The observations began at zenith distance = 81 deg. The sun  altitude  is -11.2 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) was pointed to the SWIFT GRB 210702A errorbox  11523 sec after notice time and 12464 sec after trigger time at 2021-07-02 22:34:58 UT, with upper limit up to  19.8 mag. Observations started at twilight.  The observations began at zenith distance = 20 deg. The sun  altitude  is -10.8 deg. 

The galactic latitude b = 22 deg., longitude l = 283 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1650622

We obtain a following upper limits.  

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

     903 |         MASTER-SAAO | P\  |   160 | 18.6 |        
    1084 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    1284 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    1484 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    1664 |         MASTER-SAAO | P\  |   540 | 18.5 |  Coadd 
    1683 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    1883 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    2082 |         MASTER-SAAO | P\  |   180 | 18.0 |        
    2262 |         MASTER-SAAO | P\  |   540 | 18.5 |  Coadd 
    2282 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    2482 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    2681 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    2861 |         MASTER-SAAO | P\  |   540 | 18.1 |  Coadd 
    2880 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    3080 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    3280 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    3460 |         MASTER-SAAO | P\  |   540 | 18.2 |  Coadd 
    3479 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    3679 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    3880 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    4060 |         MASTER-SAAO | P\  |   540 | 18.1 |  Coadd 
    4080 |         MASTER-SAAO | P\  |   180 | 17.4 |        
    4279 |         MASTER-SAAO | P\  |   180 | 17.8 |        
    4479 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    4659 |         MASTER-SAAO | P\  |   540 | 18.1 |  Coadd 
    4678 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    4878 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    5077 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    5257 |         MASTER-SAAO | P\  |   540 | 18.1 |  Coadd 
    5277 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    5481 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    5681 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    5861 |         MASTER-SAAO | P\  |   540 | 18.0 |  Coadd 
    5881 |         MASTER-SAAO | P\  |   180 | 17.3 |        
    6080 |         MASTER-SAAO | P\  |   180 | 17.4 |        
    6288 |         MASTER-SAAO | P\  |   180 | 17.4 |        
    6468 |         MASTER-SAAO | P\  |   540 | 17.6 |  Coadd 
    6506 |         MASTER-SAAO | P\  |   180 | 17.1 |        
    6706 |         MASTER-SAAO | P\  |   180 | 16.9 |        
    6715 |          MASTER-IAC |   C |   180 | 14.9 |        
    6895 |          MASTER-IAC |   C |   540 | 15.9 |  Coadd 
    6715 |          MASTER-IAC |   C |   180 | 13.8 |        
    6906 |         MASTER-SAAO | P\  |   180 | 17.0 |        
    7086 |         MASTER-SAAO | P\  |   540 | 17.4 |  Coadd 
    6916 |          MASTER-IAC |   C |   180 | 15.5 |        
    6916 |          MASTER-IAC |   C |   180 | 14.1 |        
    7105 |         MASTER-SAAO | P\  |   180 | 16.7 |        
    7116 |          MASTER-IAC |   C |   180 | 15.7 |        
    7116 |          MASTER-IAC |   C |   180 | 14.3 |        
    7305 |         MASTER-SAAO | P\  |   180 | 16.8 |        
    7316 |          MASTER-IAC |   C |   180 | 15.9 |        
    7496 |          MASTER-IAC |   C |   540 | 16.3 |  Coadd 
    7316 |          MASTER-IAC |   C |   180 | 14.2 |        
    7504 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    7684 |         MASTER-SAAO | P\  |   540 | 17.1 |  Coadd 
    7516 |          MASTER-IAC |   C |   180 | 15.8 |        
    7516 |          MASTER-IAC |   C |   180 | 13.8 |        
    7704 |         MASTER-SAAO | P\  |   180 | 16.7 |        
    7715 |          MASTER-IAC |  P| |   180 | 15.2 |        
    7715 |          MASTER-IAC |  P- |   180 | 12.5 |        
    7904 |         MASTER-SAAO | P\  |   180 | 16.6 |        
    7915 |          MASTER-IAC |  P| |   180 | 15.2 |        
    8095 |          MASTER-IAC |  P| |   540 | 15.4 |  Coadd 
    8103 |         MASTER-SAAO | P\  |   180 | 16.5 |        
    8283 |         MASTER-SAAO | P\  |   540 | 17.0 |  Coadd 
    8115 |          MASTER-IAC |  P| |   180 | 14.9 |        
    8310 |         MASTER-SAAO | P\  |   180 | 16.5 |        
    8315 |          MASTER-IAC |  P| |   180 | 14.6 |        
    8509 |         MASTER-SAAO | P\  |   180 | 16.3 |        
    8515 |          MASTER-IAC |   C |   180 | 13.8 |        
    8709 |         MASTER-SAAO | P\  |   180 | 16.1 |        
    8715 |          MASTER-IAC |   C |   180 | 13.0 |        
    8920 |         MASTER-SAAO | P\  |   180 | 15.7 |        
    9119 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    9319 |         MASTER-SAAO | P\  |   180 | 16.0 |        
    9529 |         MASTER-SAAO | P\  |   180 | 15.8 |        
    9741 |         MASTER-SAAO | P\  |   180 | 15.7 |        
    9949 |         MASTER-SAAO | P\  |   180 | 15.6 |        
   10148 |         MASTER-SAAO | P\  |   180 | 15.2 |        
   10348 |         MASTER-SAAO | P\  |   180 | 14.7 |        
   10553 |         MASTER-SAAO | P\  |   180 | 14.2 |        
   10766 |         MASTER-SAAO | P\  |   180 | 14.2 |        
   10987 |         MASTER-SAAO | P\  |   180 | 13.9 |        
   11223 |         MASTER-SAAO | P\  |   180 | 12.5 |        
   12555 |         MASTER-OAFA |   C |   180 | 18.4 |        
   12918 |         MASTER-OAFA |   C |   180 | 18.9 |        
   13098 |         MASTER-OAFA |   C |   540 | 19.6 |  Coadd 
   13117 |         MASTER-OAFA |   C |   180 | 19.1 |        
   13317 |         MASTER-OAFA |   C |   180 | 19.3 |        
   13517 |         MASTER-OAFA |   C |   180 | 19.3 |        
   13697 |         MASTER-OAFA |   C |   540 | 19.7 |  Coadd 
   13716 |         MASTER-OAFA |   C |   180 | 19.3 |        
   13915 |         MASTER-OAFA |   C |   180 | 19.4 |        
   14115 |         MASTER-OAFA |   C |   180 | 19.4 |        
   14295 |         MASTER-OAFA |   C |   540 | 19.8 |  Coadd 
   14314 |         MASTER-OAFA |   C |   180 | 19.5 |        
   14514 |         MASTER-OAFA |   C |   180 | 19.5 |        
   14713 |         MASTER-OAFA |   C |   180 | 19.5 |        
   14893 |         MASTER-OAFA |   C |   540 | 19.7 |  Coadd 
   14913 |         MASTER-OAFA |   C |   180 | 19.5 |        
   15113 |         MASTER-OAFA |   C |   180 | 19.5 |        
   15312 |         MASTER-OAFA |   C |   180 | 19.5 |        
   15492 |         MASTER-OAFA |   C |   540 | 19.8 |  Coadd 
   15512 |         MASTER-OAFA |   C |   180 | 19.5 |        
   15712 |         MASTER-OAFA |   C |   180 | 19.5 |        
   15911 |         MASTER-OAFA |   C |   180 | 19.5 |        
   16091 |         MASTER-OAFA |   C |   540 | 19.8 |  Coadd 
   16111 |         MASTER-OAFA |   C |   180 | 19.5 |        
   16310 |         MASTER-OAFA |   C |   180 | 19.4 |        
   16510 |         MASTER-OAFA |   C |   180 | 19.5 |        
   16710 |         MASTER-OAFA |   C |   180 | 19.5 |        
   17523 |         MASTER-OAFA |   C |   180 | 19.4 |        
   17889 |         MASTER-OAFA |   C |   180 | 19.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4526
TYPE = 35
DAYS = 0.1


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210702A ( A. Y. Lien et al., GCN 30351) errorbox 822 sec after trigger time at 2021-07-02 19:20:56 UT, with upper limit up to  18.6 mag. The observations began at zenith distance = 51 deg. The sun  altitude  is -44.7 deg. 

MASTER-IAC robotic telescope  located in Spain (IAC Teide Observatory) was pointed to the SWIFT GRB 210702A errorbox  5684 sec after notice time and 6625 sec after trigger time at 2021-07-02 20:57:39 UT, with upper limit up to  16.3 mag. Observations started at twilight.  The observations began at zenith distance = 81 deg. The sun  altitude  is -11.2 deg. 

The galactic latitude b = 22 deg., longitude l = 283 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1650622

We obtain a following upper limits.  

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

     903 |         MASTER-SAAO | P\  |   160 | 18.6 |        
    1084 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    1284 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    1484 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    1664 |         MASTER-SAAO | P\  |   540 | 18.5 |  Coadd 
    1683 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    1883 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    2082 |         MASTER-SAAO | P\  |   180 | 18.0 |        
    2262 |         MASTER-SAAO | P\  |   540 | 18.5 |  Coadd 
    2282 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    2482 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    2681 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    2861 |         MASTER-SAAO | P\  |   540 | 18.1 |  Coadd 
    2880 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    3080 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    3280 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    3460 |         MASTER-SAAO | P\  |   540 | 18.2 |  Coadd 
    3479 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    3679 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    3880 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    4060 |         MASTER-SAAO | P\  |   540 | 18.1 |  Coadd 
    4080 |         MASTER-SAAO | P\  |   180 | 17.4 |        
    4279 |         MASTER-SAAO | P\  |   180 | 17.8 |        
    4479 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    4659 |         MASTER-SAAO | P\  |   540 | 18.1 |  Coadd 
    4678 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    4878 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    5077 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    5257 |         MASTER-SAAO | P\  |   540 | 18.1 |  Coadd 
    5277 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    5481 |         MASTER-SAAO | P\  |   180 | 17.7 |        
    5681 |         MASTER-SAAO | P\  |   180 | 17.6 |        
    5861 |         MASTER-SAAO | P\  |   540 | 18.0 |  Coadd 
    5881 |         MASTER-SAAO | P\  |   180 | 17.3 |        
    6080 |         MASTER-SAAO | P\  |   180 | 17.4 |        
    6288 |         MASTER-SAAO | P\  |   180 | 17.4 |        
    6468 |         MASTER-SAAO | P\  |   540 | 17.6 |  Coadd 
    6506 |         MASTER-SAAO | P\  |   180 | 17.1 |        
    6706 |         MASTER-SAAO | P\  |   180 | 16.9 |        
    6715 |          MASTER-IAC |   C |   180 | 14.9 |        
    6895 |          MASTER-IAC |   C |   540 | 15.9 |  Coadd 
    6715 |          MASTER-IAC |   C |   180 | 13.8 |        
    6906 |         MASTER-SAAO | P\  |   180 | 17.0 |        
    7086 |         MASTER-SAAO | P\  |   540 | 17.4 |  Coadd 
    6916 |          MASTER-IAC |   C |   180 | 15.5 |        
    6916 |          MASTER-IAC |   C |   180 | 14.1 |        
    7105 |         MASTER-SAAO | P\  |   180 | 16.7 |        
    7116 |          MASTER-IAC |   C |   180 | 15.7 |        
    7116 |          MASTER-IAC |   C |   180 | 14.3 |        
    7305 |         MASTER-SAAO | P\  |   180 | 16.8 |        
    7316 |          MASTER-IAC |   C |   180 | 15.9 |        
    7496 |          MASTER-IAC |   C |   540 | 16.3 |  Coadd 
    7316 |          MASTER-IAC |   C |   180 | 14.2 |        
    7504 |         MASTER-SAAO | P\  |   180 | 16.4 |        
    7684 |         MASTER-SAAO | P\  |   540 | 17.1 |  Coadd 
    7516 |          MASTER-IAC |   C |   180 | 15.8 |        
    7516 |          MASTER-IAC |   C |   180 | 13.8 |        
    7704 |         MASTER-SAAO | P\  |   180 | 16.7 |        
    7715 |          MASTER-IAC |  P| |   180 | 15.2 |        
    7715 |          MASTER-IAC |  P- |   180 | 12.5 |        
    7904 |         MASTER-SAAO | P\  |   180 | 16.6 |        
    7915 |          MASTER-IAC |  P| |   180 | 15.2 |        
    8095 |          MASTER-IAC |  P| |   540 | 15.4 |  Coadd 
    8103 |         MASTER-SAAO | P\  |   180 | 16.5 |        
    8283 |         MASTER-SAAO | P\  |   540 | 17.0 |  Coadd 
    8115 |          MASTER-IAC |  P| |   180 | 14.9 |        
    8310 |         MASTER-SAAO | P\  |   180 | 16.5 |        
    8315 |          MASTER-IAC |  P| |   180 | 14.6 |        
    8509 |         MASTER-SAAO | P\  |   180 | 16.3 |        
    8515 |          MASTER-IAC |   C |   180 | 13.8 |        
    8709 |         MASTER-SAAO | P\  |   180 | 16.1 |        
    8715 |          MASTER-IAC |   C |   180 | 13.0 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4525
TYPE = 35
DAYS = 0


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210702A ( A. Y. Lien et al., GCN 30351) errorbox 822 sec after trigger time at 2021-07-02 19:20:56 UT, with upper limit up to  18.6 mag. The observations began at zenith distance = 51 deg. The sun  altitude  is -44.7 deg. 

The galactic latitude b = 22 deg., longitude l = 283 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1650622

We obtain a following upper limits.  

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

     903 |         MASTER-SAAO | P\  |   160 | 18.6 |        
    1084 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    1284 |         MASTER-SAAO | P\  |   180 | 17.6 |        


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



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

  ID = 4524
TYPE = 35
DAYS = 0


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210702A ( A. Y. Lien et al., GCN 30351) errorbox 822 sec after trigger time at 2021-07-02 19:20:56 UT, with upper limit up to  18.6 mag. The observations began at zenith distance = 51 deg. The sun  altitude  is -44.7 deg. 

The galactic latitude b = 22 deg., longitude l = 283 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1650622

We obtain a following upper limits.  

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

     903 |         MASTER-SAAO | P\  |   160 | 18.6 |        
    1084 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    1284 |         MASTER-SAAO | P\  |   180 | 17.6 |        


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



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

  ID = 4523
TYPE = 34
DAYS = 0


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210702A ( A. Y. Lien et al., GCN 30351) errorbox 822 sec after trigger time at 2021-07-02 19:20:56 UT, with upper limit up to  18.6 mag. The observations began at zenith distance = 51 deg. The sun  altitude  is -44.7 deg. 

The galactic latitude b = 22 deg., longitude l = 283 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1650622

We obtain a following upper limits.  

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

     903 |         MASTER-SAAO | P\  |   160 | 18.6 |        
    1084 |         MASTER-SAAO | P\  |   180 | 17.9 |        
    1284 |         MASTER-SAAO | P\  |   180 | 17.6 |        


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

MASTER, 2002-2024