MASTER Net MASTER Database: LIGO GRB210912.29 alert (last error box)

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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Name FERMI GRB210912.29
Type 2 (last error box)
Trigger time 2021-09-12 06:51:13.22
Notice time(last) 2021-09-12 06:59:56.332338
Distance ± Mpc
FromSocket to be BNS BBH NSBH Gap Terr
Galaxy in: 50%
90%
FULL

This work was supported by RFBR BRICS 17-52-80133 grant.
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)

DAYS:
Coverage since triggertime up to

ALL PLOTS
datetime T - Trig [h] T - Not [h] Area [sq. deg]
Box 50% 90% FULL
[%] 99.8 88.7 98.7
2021-09-26 06:51:13 336.0 335.9 729.4

Discoveries in this field
No discoveries yet!
Errorbox center visibility at MASTER facilities
SELECT set_sphere_output('HMS'); select set_sphere_output_precision(1); select distinct on (gn) get_grb_name2 (grbtime, satel ) as gn, coord2000, satel, errorbox, 'now'::timestamp,'now'::timestamp+'1 hour'::interval,grbtime+'1 hour'::interval from grb where tabs(grbtime-'2021-09-12 06:51:13.22')<'10 minutes'::interval order by gn,seq desc,errorbox asc;
trigger notice notice+1hr now

2021-09-12 06:51:13 (JD 2459469.785567)

Siderial time 8.795150 h

Ra 19:28:36.00 Dec 20:25:58.80
(292.150000d, 20.433000d)

Rise 2021-09-12 09:13:51

Transit 2021-09-12 17:30:21

Set 2021-09-12 01:50:48

Amur

Object: Altitude: 28.02 Azimuth: 271.27

Sun: Altitude: 26.91 Azimuth: 61.08

Moon: Altitude: 19.10 Azimuth: 345.26

Tunka

Object: Altitude: 13.07 Azimuth: 253.47

Sun: Altitude: 37.32 Azimuth: 34.82

Moon: Altitude: 11.04 Azimuth: 322.61

Kislovodsk

Object: Altitude: -21.94 Azimuth: 204.95

Sun: Altitude: 40.65 Azimuth: 313.54

Moon: Altitude: -20.15 Azimuth: 277.92

Tavrida

Object: Altitude: -23.18 Azimuth: 196.50

Sun: Altitude: 35.32 Azimuth: 305.18

Moon: Altitude: -26.30 Azimuth: 271.78

SAAO

Object: Altitude: -77.76 Azimuth: 346.76

Sun: Altitude: 26.23 Azimuth: 245.88

Moon: Altitude: -13.77 Azimuth: 304.03

IAC

Object: Altitude: -31.04 Azimuth: 141.89

Sun: Altitude: -0.21 Azimuth: 265.14

Moon: Altitude: -68.66 Azimuth: 249.93

Argentina

Object: Altitude: -12.90 Azimuth: 106.22

Sun: Altitude: -47.34 Azimuth: 303.11

Moon: Altitude: -30.55 Azimuth: 35.00

Mexico

Object: Altitude: 42.60 Azimuth: 90.00

Sun: Altitude: -54.25 Azimuth: 169.09

Moon: Altitude: -24.35 Azimuth: 81.24

Ural

Object: Altitude: -5.04 Azimuth: 218.74

Sun: Altitude: 35.57 Azimuth: 339.69

Moon: Altitude: -12.30 Azimuth: 286.71

Vostryakovo

Object: Altitude: -12.30 Azimuth: 199.12

Sun: Altitude: 30.36 Azimuth: 314.41

Moon: Altitude: -23.99 Azimuth: 269.67

Gal. latitude: 1.009828 Gal. longitude: 55.590981

Dist. to Sun: 117.892371

Dist. to Moon: 67.431556

Moon coord.: (236.556909 d, -19.366034 d)

Sun coord.: (170.293537 d, 4.181547 d)

Lunar disk: 0.323889

Lunar phase: 110.623341

Lunar bright limb: 282.471473

No SN in this field

2021-09-12 06:59:56 (JD 2459469.791620)

Siderial time 8.940825 h

Ra 19:28:36.00 Dec 20:25:58.80
(292.150000d, 20.433000d)

Rise 2021-09-12 09:13:51

Transit 2021-09-12 17:30:21

Set 2021-09-12 01:50:48

Amur

Object: Altitude: 29.42 Azimuth: 272.98

Sun: Altitude: 25.68 Azimuth: 63.08

Moon: Altitude: 19.40 Azimuth: 347.33

Tunka

Object: Altitude: 14.37 Azimuth: 255.10

Sun: Altitude: 36.53 Azimuth: 37.35

Moon: Altitude: 11.79 Azimuth: 324.48

Kislovodsk

Object: Altitude: -21.25 Azimuth: 207.03

Sun: Altitude: 41.77 Azimuth: 316.02

Moon: Altitude: -18.66 Azimuth: 279.31

Tavrida

Object: Altitude: -22.71 Azimuth: 198.66

Sun: Altitude: 36.57 Azimuth: 307.38

Moon: Altitude: -24.83 Azimuth: 273.25

SAAO

Object: Altitude: -77.20 Azimuth: 337.67

Sun: Altitude: 27.90 Azimuth: 244.32

Moon: Altitude: -12.27 Azimuth: 302.70

IAC

Object: Altitude: -32.20 Azimuth: 143.87

Sun: Altitude: 1.70 Azimuth: 266.17

Moon: Altitude: -66.92 Azimuth: 252.44

Argentina

Object: Altitude: -14.69 Azimuth: 105.19

Sun: Altitude: -45.77 Azimuth: 300.93

Moon: Altitude: -31.53 Azimuth: 32.99

Mexico

Object: Altitude: 40.72 Azimuth: 91.11

Sun: Altitude: -54.54 Azimuth: 172.78

Moon: Altitude: -26.14 Azimuth: 82.17

Ural

Object: Altitude: -4.28 Azimuth: 220.65

Sun: Altitude: 35.95 Azimuth: 342.33

Moon: Altitude: -11.23 Azimuth: 288.41

Vostryakovo

Object: Altitude: -11.87 Azimuth: 201.17

Sun: Altitude: 31.22 Azimuth: 316.73

Moon: Altitude: -22.82 Azimuth: 271.41

Gal. latitude: 1.009828 Gal. longitude: 55.590981

Dist. to Sun: 117.888497

Dist. to Moon: 67.377032

Moon coord.: (236.644147 d, -19.392266 d)

Sun coord.: (170.298968 d, 4.179238 d)

Lunar disk: 0.324544

Lunar phase: 110.543160

Lunar bright limb: 282.445441

No SN in this field

2021-09-12 07:59:56 (JD 2459469.833287)

Siderial time 9.943563 h

Ra 19:28:36.00 Dec 20:25:58.80
(292.150000d, 20.433000d)

Rise 2021-09-12 09:13:51

Transit 2021-09-12 17:30:21

Set 2021-09-12 01:50:48

Amur

Object: Altitude: 38.88 Azimuth: 285.63

Sun: Altitude: 16.70 Azimuth: 75.94

Moon: Altitude: 20.09 Azimuth: 1.78

Tunka

Object: Altitude: 23.54 Azimuth: 266.43

Sun: Altitude: 29.91 Azimuth: 53.43

Moon: Altitude: 15.92 Azimuth: 337.84

Kislovodsk

Object: Altitude: -15.21 Azimuth: 220.44

Sun: Altitude: 47.89 Azimuth: 335.36

Moon: Altitude: -8.68 Azimuth: 288.84

Tavrida

Object: Altitude: -18.06 Azimuth: 212.86

Sun: Altitude: 43.98 Azimuth: 324.48

Moon: Altitude: -14.81 Azimuth: 283.06

SAAO

Object: Altitude: -68.39 Azimuth: 298.57

Sun: Altitude: 38.68 Azimuth: 231.85

Moon: Altitude: -1.44 Azimuth: 294.38

IAC

Object: Altitude: -38.53 Azimuth: 159.34

Sun: Altitude: 14.90 Azimuth: 273.32

Moon: Altitude: -54.54 Azimuth: 264.25

Argentina

Object: Altitude: -27.20 Azimuth: 98.23

Sun: Altitude: -34.17 Azimuth: 288.52

Moon: Altitude: -36.64 Azimuth: 17.74

Mexico

Object: Altitude: 27.89 Azimuth: 98.19

Sun: Altitude: -53.30 Azimuth: 198.25

Moon: Altitude: -38.54 Azimuth: 88.84

Ural

Object: Altitude: 1.70 Azimuth: 233.41

Sun: Altitude: 37.12 Azimuth: 0.93

Moon: Altitude: -4.24 Azimuth: 300.20

Vostryakovo

Object: Altitude: -7.86 Azimuth: 214.88

Sun: Altitude: 36.07 Azimuth: 333.77

Moon: Altitude: -14.84 Azimuth: 283.08

Gal. latitude: 1.009828 Gal. longitude: 55.590981

Dist. to Sun: 117.861824

Dist. to Moon: 67.002656

Moon coord.: (237.245335 d, -19.571683 d)

Sun coord.: (170.336351 d, 4.163343 d)

Lunar disk: 0.329061

Lunar phase: 109.991303

Lunar bright limb: 282.264644

No SN in this field

2024-04-20 00:39:33 (JD 2460420.527465)

Siderial time 17.073789 h

Ra 19:28:36.00 Dec 20:25:58.80
(292.150000d, 20.433000d)

Rise 2024-04-20 18:42:53

Transit 2024-04-20 03:03:20

Set 2024-04-20 11:19:50

Amur

Object: Altitude: 38.45 Azimuth: 74.99

Sun: Altitude: 38.19 Azimuth: 303.41

Moon: Altitude: -32.02 Azimuth: 176.82

Tunka

Object: Altitude: 51.18 Azimuth: 47.22

Sun: Altitude: 23.51 Azimuth: 281.60

Moon: Altitude: -26.18 Azimuth: 149.75

Kislovodsk

Object: Altitude: 55.17 Azimuth: 301.97

Sun: Altitude: -16.74 Azimuth: 234.81

Moon: Altitude: 3.59 Azimuth: 97.11

Tavrida

Object: Altitude: 49.32 Azimuth: 293.49

Sun: Altitude: -20.86 Azimuth: 227.31

Moon: Altitude: 9.74 Azimuth: 91.11

SAAO

Object: Altitude: 16.91 Azimuth: 231.32

Sun: Altitude: -54.49 Azimuth: 298.81

Moon: Altitude: 11.94 Azimuth: 107.13

IAC

Object: Altitude: 9.38 Azimuth: 251.77

Sun: Altitude: -49.76 Azimuth: 170.84

Moon: Altitude: 52.41 Azimuth: 63.09

Argentina

Object: Altitude: -55.08 Azimuth: 279.82

Sun: Altitude: -32.41 Azimuth: 83.36

Moon: Altitude: 46.39 Azimuth: 208.71

Mexico

Object: Altitude: -38.37 Azimuth: 175.16

Sun: Altitude: 14.32 Azimuth: 94.98

Moon: Altitude: 29.04 Azimuth: 279.05

Ural

Object: Altitude: 51.94 Azimuth: 338.23

Sun: Altitude: -0.84 Azimuth: 247.08

Moon: Altitude: -3.86 Azimuth: 110.39

Vostryakovo

Object: Altitude: 45.96 Azimuth: 307.87

Sun: Altitude: -11.90 Azimuth: 228.38

Moon: Altitude: 7.62 Azimuth: 92.39

Gal. latitude: 1.009828 Gal. longitude: 55.590981

Dist. to Sun: 91.374518

Dist. to Moon: 117.763758

Moon coord.: (168.689862 d, 7.617698 d)

Sun coord.: (28.003886 d, 11.510589 d)

Lunar disk: 0.863152

Lunar phase: 43.422548

Lunar bright limb: 295.664478

No SN in this field

Recent coverage and limits telegrams

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

  ID = 5060
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 GRB210912.29 (trigger No 653122278,19h 35m 45.60s , +17d 16m 48.0s, R=1.16) errorbox  35039 sec after notice time and 35562 sec after trigger time at 2021-09-12 16:43:55 UT, with upper limit up to  18.5 mag. Observations started at twilight.  The observations began at zenith distance = 26 deg. The sun  altitude  is -14.6 deg. 

MASTER-Tavrida robotic telescope  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the FERMI GRB210912.29 errorbox  45857 sec after notice time and 46380 sec after trigger time at 2021-09-12 19:44:13 UT, with upper limit up to  18.9 mag. The observations began at zenith distance = 34 deg. The sun  altitude  is -35.5 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) started inspect of the FERMI GRB210912.29 errorbox  1 days 36970 sec after notice time and 1 days 37493 sec after trigger time at 2021-09-13 17:16:07 UT, with upper limit up to  18.4 mag. Observations started at twilight.  The observations began at zenith distance = 52 deg. The sun  altitude  is -10.7 deg. 

The galactic latitude b = -2 deg., longitude l = 54 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1718301

We obtain a following upper limits.  

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

   35592 | 2021-09-12 16:43:55 |   MASTER-Kislovodsk | (19h 43m 31.87s , +18d 28m 39.5s) |   C |    60 | 16.4 |        
   35592 | 2021-09-12 16:43:55 |   MASTER-Kislovodsk | (19h 48m 16.06s , +18d 04m 09.4s) |   C |    60 | 16.3 |        
   35922 | 2021-09-12 16:49:25 |   MASTER-Kislovodsk | (19h 47m 07.26s , +16d 34m 45.7s) |   C |    60 | 16.5 |        
   40287 | 2021-09-12 18:02:09 |   MASTER-Kislovodsk | (19h 40m 36.66s , +18d 43m 31.5s) |   C |    60 | 17.0 |        
   40287 | 2021-09-12 18:02:09 |   MASTER-Kislovodsk | (19h 45m 12.98s , +18d 20m 41.1s) |   C |    60 | 16.0 |        
   42773 | 2021-09-12 18:43:36 |   MASTER-Kislovodsk | (19h 45m 22.32s , +18d 19m 26.8s) |   C |    60 | 16.3 |        
   42773 | 2021-09-12 18:43:36 |   MASTER-Kislovodsk | (19h 40m 44.37s , +18d 42m 16.4s) |   C |    60 | 16.9 |        
   43094 | 2021-09-12 18:48:57 |   MASTER-Kislovodsk | (19h 44m 22.75s , +16d 47m 23.9s) |   C |    60 | 17.4 |        
   46410 | 2021-09-12 19:44:13 |      MASTER-Tavrida | (19h 41m 46.68s , +18d 04m 12.5s) |   C |    60 | 16.8 |        
   46793 | 2021-09-12 19:50:36 |      MASTER-Tavrida | (19h 37m 49.59s , +16d 11m 08.5s) |   C |    60 | 17.4 |        
   46873 | 2021-09-12 19:51:55 |      MASTER-Tavrida | (19h 25m 40.84s , +18d 03m 02.2s) |   C |    60 | 18.8 |        
   46952 | 2021-09-12 19:53:14 |      MASTER-Tavrida | (19h 34m 12.04s , +18d 03m 14.7s) |   C |    60 | 18.3 |        
   47456 | 2021-09-12 20:01:39 |      MASTER-Tavrida | (19h 41m 40.29s , +18d 04m 41.2s) |   C |    60 | 17.7 |        
   47615 | 2021-09-12 20:04:17 |      MASTER-Tavrida | (19h 29m 28.37s , +16d 08m 28.2s) |   C |    60 | 18.3 |        
   47918 | 2021-09-12 20:09:20 |      MASTER-Tavrida | (19h 37m 49.82s , +16d 10m 25.2s) |   C |    60 | 17.9 |        
   48076 | 2021-09-12 20:11:58 |      MASTER-Tavrida | (19h 25m 40.95s , +18d 02m 15.8s) |   C |    60 | 18.9 |        
   48155 | 2021-09-12 20:13:17 |      MASTER-Tavrida | (19h 34m 11.35s , +18d 02m 44.2s) |   C |    60 | 18.7 |        
   48349 | 2021-09-12 20:16:57 |   MASTER-Kislovodsk | (19h 45m 13.01s , +16d 57m 06.5s) |   C |    10 | 16.6 |        
   48364 | 2021-09-12 20:16:57 |   MASTER-Kislovodsk | (19h 45m 13.01s , +16d 57m 06.5s) |   C |    40 | 17.2 |  Coadd 
   48379 | 2021-09-12 20:17:27 |   MASTER-Kislovodsk | (19h 45m 18.81s , +16d 57m 05.4s) |   C |    10 | 16.6 |        
   48414 | 2021-09-12 20:17:57 |   MASTER-Kislovodsk | (19h 45m 15.88s , +16d 58m 59.7s) |   C |    20 | 17.0 |        
   48459 | 2021-09-12 20:18:37 |   MASTER-Kislovodsk | (19h 45m 15.97s , +16d 57m 11.2s) |   C |    30 | 17.2 |        
   48514 | 2021-09-12 20:19:26 |   MASTER-Kislovodsk | (19h 45m 18.08s , +16d 58m 52.4s) |   C |    40 | 17.3 |        
   48579 | 2021-09-12 20:20:27 |   MASTER-Kislovodsk | (19h 45m 12.07s , +16d 57m 56.5s) |   C |    50 | 17.3 |        
   48654 | 2021-09-12 20:21:37 |   MASTER-Kislovodsk | (19h 45m 13.18s , +16d 58m 53.4s) |   C |    60 | 17.4 |        
   48818 | 2021-09-12 20:24:21 |      MASTER-Tavrida | (19h 41m 45.76s , +18d 02m 56.2s) |   C |    60 | 17.9 |        
   49714 | 2021-09-12 20:39:17 |      MASTER-Tavrida | (19h 29m 28.59s , +16d 08m 14.6s) |   C |    60 | 18.4 |        
   49873 | 2021-09-12 20:41:56 |      MASTER-Tavrida | (19h 37m 54.80s , +16d 08m 13.4s) |   C |    60 | 17.9 |        
   50031 | 2021-09-12 20:44:34 |      MASTER-Tavrida | (19h 25m 46.97s , +18d 01m 29.7s) |   C |    60 | 18.5 |        
   50110 | 2021-09-12 20:45:53 |      MASTER-Tavrida | (19h 34m 08.90s , +18d 02m 59.7s) |   C |    60 | 18.4 |        
   51965 | 2021-09-12 21:16:48 |   MASTER-Kislovodsk | (19h 33m 03.01s , +16d 23m 21.0s) |   C |    60 | 16.7 |        
   51965 | 2021-09-12 21:16:48 |   MASTER-Kislovodsk | (19h 28m 45.46s , +16d 45m 59.4s) |   C |    60 | 17.6 |        
   52927 | 2021-09-12 21:32:50 |   MASTER-Kislovodsk | (19h 33m 00.39s , +16d 23m 26.8s) |   C |    60 | 16.8 |        
   52927 | 2021-09-12 21:32:50 |   MASTER-Kislovodsk | (19h 28m 44.51s , +16d 45m 59.2s) |   C |    60 | 17.6 |        
   53087 | 2021-09-12 21:35:30 |   MASTER-Kislovodsk | (19h 29m 09.19s , +18d 15m 15.1s) |   C |    60 | 17.1 |        
   53087 | 2021-09-12 21:35:30 |   MASTER-Kislovodsk | (19h 24m 50.92s , +18d 37m 48.6s) |   C |    60 | 18.0 |        
   53167 | 2021-09-12 21:36:50 |   MASTER-Kislovodsk | (19h 38m 07.09s , +14d 27m 48.2s) |   C |    60 | 16.6 |        
   53167 | 2021-09-12 21:36:50 |   MASTER-Kislovodsk | (19h 33m 54.57s , +14d 50m 20.6s) |   C |    60 | 17.4 |        
   54039 | 2021-09-12 21:51:22 |   MASTER-Kislovodsk | (19h 32m 58.62s , +16d 21m 02.1s) |   C |    60 | 16.9 |        
   54039 | 2021-09-12 21:51:22 |   MASTER-Kislovodsk | (19h 28m 44.84s , +16d 43m 22.3s) |   C |    60 | 17.6 |        
   54135 | 2021-09-12 21:52:58 |   MASTER-Kislovodsk | (19h 29m 15.08s , +18d 15m 10.4s) |   C |    60 | 17.1 |        
   54135 | 2021-09-12 21:52:58 |   MASTER-Kislovodsk | (19h 24m 59.29s , +18d 37m 31.5s) |   C |    60 | 17.9 |        
   54227 | 2021-09-12 21:54:30 |   MASTER-Kislovodsk | (19h 38m 01.81s , +14d 28m 54.9s) |   C |    60 | 16.7 |        
   54228 | 2021-09-12 21:54:30 |   MASTER-Kislovodsk | (19h 33m 51.84s , +14d 51m 14.3s) |   C |    60 | 17.4 |        
   55109 | 2021-09-12 22:09:12 |   MASTER-Kislovodsk | (19h 29m 05.71s , +18d 15m 33.9s) |   C |    60 | 17.1 |        
   55109 | 2021-09-12 22:09:12 |   MASTER-Kislovodsk | (19h 24m 54.33s , +18d 37m 46.3s) |   C |    60 | 17.9 |        
   55189 | 2021-09-12 22:10:32 |   MASTER-Kislovodsk | (19h 37m 54.42s , +14d 28m 44.4s) |   C |    60 | 16.7 |        
   55189 | 2021-09-12 22:10:32 |   MASTER-Kislovodsk | (19h 33m 49.10s , +14d 50m 56.5s) |   C |    60 | 17.3 |        
   58639 | 2021-09-12 23:08:02 |      MASTER-Tavrida | (19h 34m 37.02s , +14d 10m 23.1s) |   C |    60 | 12.5 |        
   59732 | 2021-09-12 23:26:14 |      MASTER-Tavrida | (19h 34m 38.70s , +14d 08m 19.5s) |   C |    60 | 13.1 |        
   60971 | 2021-09-12 23:46:54 |      MASTER-Tavrida | (19h 34m 32.35s , +14d 09m 38.1s) |   C |    60 | 17.2 |        
  122158 | 2021-09-13 16:46:41 |   MASTER-Kislovodsk | (19h 43m 31.30s , +18d 28m 59.7s) |   C |    60 | 16.5 |        
  122158 | 2021-09-13 16:46:41 |   MASTER-Kislovodsk | (19h 48m 13.67s , +18d 04m 18.2s) |   C |    60 | 16.1 |        
  122734 | 2021-09-13 16:56:16 |   MASTER-Kislovodsk | (19h 47m 08.41s , +16d 33m 44.8s) |   C |    60 | 16.8 |        
  123485 | 2021-09-13 17:08:48 |   MASTER-Kislovodsk | (19h 43m 36.12s , +18d 27m 23.7s) |   C |    60 | 16.6 |        
  123485 | 2021-09-13 17:08:48 |   MASTER-Kislovodsk | (19h 48m 16.81s , +18d 02m 52.0s) |   C |    60 | 16.6 |        
  123924 | 2021-09-13 17:16:07 |         MASTER-SAAO | (19h 28m 39.16s , +16d 15m 19.8s) |   C |    60 | 17.3 |        
  124004 | 2021-09-13 17:17:26 |         MASTER-SAAO | (19h 36m 59.03s , +16d 13m 54.7s) |   C |    60 | 17.2 |        
  124079 | 2021-09-13 17:18:42 |   MASTER-Kislovodsk | (19h 47m 13.44s , +16d 34m 20.6s) |   C |    60 | 16.8 |        
  124244 | 2021-09-13 17:21:27 |         MASTER-SAAO | (19h 24m 49.13s , +18d 08m 04.4s) |   C |    60 | 18.3 |        
  124324 | 2021-09-13 17:22:46 |         MASTER-SAAO | (19h 33m 19.00s , +18d 08m 15.2s) |   C |    60 | 18.0 |        
  124608 | 2021-09-13 17:27:30 |   MASTER-Kislovodsk | (19h 40m 37.07s , +18d 41m 35.5s) |   C |    60 | 17.6 |        
  124608 | 2021-09-13 17:27:31 |   MASTER-Kislovodsk | (19h 45m 11.30s , +18d 18m 22.9s) |   C |    60 | 16.9 |        
  124882 | 2021-09-13 17:32:05 |         MASTER-SAAO | (19h 28m 40.86s , +16d 15m 56.0s) |   C |    60 | 17.7 |        
  124962 | 2021-09-13 17:33:25 |         MASTER-SAAO | (19h 36m 59.90s , +16d 14m 07.6s) |   C |    60 | 17.4 |        
  125022 | 2021-09-13 17:34:25 |   MASTER-Kislovodsk | (19h 44m 18.05s , +16d 48m 24.2s) |   C |    60 | 17.4 |        
  125201 | 2021-09-13 17:37:23 |         MASTER-SAAO | (19h 24m 53.49s , +18d 10m 19.0s) |   C |    60 | 18.0 |        
  125280 | 2021-09-13 17:38:43 |         MASTER-SAAO | (19h 33m 20.28s , +18d 08m 58.9s) |   C |    60 | 17.6 |        
  125838 | 2021-09-13 17:48:01 |         MASTER-SAAO | (19h 28m 45.04s , +16d 16m 16.6s) |   C |    60 | 17.5 |        
  125918 | 2021-09-13 17:49:20 |         MASTER-SAAO | (19h 37m 07.34s , +16d 14m 56.8s) |   C |    60 | 17.2 |        
  126157 | 2021-09-13 17:53:19 |         MASTER-SAAO | (19h 25m 04.67s , +18d 10m 06.4s) |   C |    60 | 18.4 |        
  126236 | 2021-09-13 17:54:39 |         MASTER-SAAO | (19h 33m 26.02s , +18d 08m 37.2s) |   C |    60 | 18.0 |        
  126795 | 2021-09-13 18:03:58 |      MASTER-Tavrida | (19h 34m 50.30s , +20d 24m 06.3s) |   C |    60 | 18.6 |        
  127437 | 2021-09-13 18:14:40 |         MASTER-SAAO | (19h 41m 03.97s , +18d 08m 13.6s) |   C |    60 | 16.8 |        
  127818 | 2021-09-13 18:21:01 |      MASTER-Tavrida | (19h 34m 54.04s , +20d 24m 03.9s) |   C |    60 | 18.6 |        
  128767 | 2021-09-13 18:36:49 |      MASTER-Tavrida | (19h 34m 50.30s , +20d 23m 06.4s) |   C |    60 | 18.3 |        
  133533 | 2021-09-13 19:56:16 |      MASTER-Tavrida | (19h 41m 42.32s , +18d 04m 31.2s) |   C |    60 | 17.8 |        
  133692 | 2021-09-13 19:58:54 |      MASTER-Tavrida | (19h 29m 27.58s , +16d 09m 37.1s) |   C |    60 | 18.3 |        
  133771 | 2021-09-13 20:00:14 |      MASTER-Tavrida | (19h 37m 47.66s , +16d 10m 37.3s) |   C |    60 | 17.9 |        
  133931 | 2021-09-13 20:02:53 |      MASTER-Tavrida | (19h 25m 44.89s , +18d 02m 36.1s) |   C |    60 | 18.9 |        
  134144 | 2021-09-13 20:06:27 |      MASTER-Tavrida | (19h 34m 07.00s , +18d 02m 22.6s) |   C |    60 | 18.6 |        
  134461 | 2021-09-13 20:11:43 |      MASTER-Tavrida | (19h 41m 44.37s , +18d 03m 13.2s) |   C |    60 | 17.8 |        
  134619 | 2021-09-13 20:14:22 |      MASTER-Tavrida | (19h 29m 33.00s , +16d 08m 23.2s) |   C |    60 | 18.3 |        
  134698 | 2021-09-13 20:15:41 |      MASTER-Tavrida | (19h 37m 50.46s , +16d 09m 30.0s) |   C |    60 | 17.9 |        
  135002 | 2021-09-13 20:20:45 |      MASTER-Tavrida | (19h 25m 46.13s , +18d 02m 53.3s) |   C |    60 | 18.8 |        
  135346 | 2021-09-13 20:26:29 |      MASTER-Tavrida | (19h 34m 09.21s , +18d 01m 50.3s) |   C |    60 | 18.5 |        
  135426 | 2021-09-13 20:27:48 |      MASTER-Tavrida | (19h 41m 41.53s , +18d 03m 24.2s) |   C |    60 | 17.7 |        
  135583 | 2021-09-13 20:30:26 |      MASTER-Tavrida | (19h 29m 33.60s , +16d 09m 15.3s) |   C |    60 | 18.3 |        
  136167 | 2021-09-13 20:40:10 |      MASTER-Tavrida | (19h 25m 40.78s , +18d 01m 10.3s) |   C |    60 | 18.8 |        
  139191 | 2021-09-13 21:30:34 |   MASTER-Kislovodsk | (19h 33m 00.08s , +16d 21m 34.3s) |   C |    60 | 17.5 |        
  139191 | 2021-09-13 21:30:34 |   MASTER-Kislovodsk | (19h 28m 46.26s , +16d 43m 59.6s) |   C |    60 | 17.6 |        
  139752 | 2021-09-13 21:39:55 |   MASTER-Kislovodsk | (19h 29m 10.03s , +18d 16m 50.7s) |   C |    60 | 18.0 |        
  139752 | 2021-09-13 21:39:55 |   MASTER-Kislovodsk | (19h 24m 54.81s , +18d 39m 20.2s) |   C |    60 | 18.1 |        
  139832 | 2021-09-13 21:41:15 |   MASTER-Kislovodsk | (19h 37m 59.97s , +14d 27m 20.4s) |   C |    60 | 17.3 |        
  139832 | 2021-09-13 21:41:15 |   MASTER-Kislovodsk | (19h 33m 50.71s , +14d 49m 49.9s) |   C |    60 | 17.5 |        
  140153 | 2021-09-13 21:46:36 |   MASTER-Kislovodsk | (19h 28m 50.55s , +16d 44m 21.2s) |   C |    60 | 17.9 |        
  140153 | 2021-09-13 21:46:36 |   MASTER-Kislovodsk | (19h 33m 02.82s , +16d 22m 05.1s) |   C |    60 | 17.5 |        
  140715 | 2021-09-13 21:55:57 |   MASTER-Kislovodsk | (19h 29m 01.55s , +18d 16m 47.4s) |   C |    60 | 18.0 |        
  140715 | 2021-09-13 21:55:57 |   MASTER-Kislovodsk | (19h 24m 53.35s , +18d 39m 08.9s) |   C |    60 | 18.4 |        
  140795 | 2021-09-13 21:57:18 |   MASTER-Kislovodsk | (19h 37m 57.49s , +14d 27m 59.0s) |   C |    60 | 17.2 |        
  140795 | 2021-09-13 21:57:18 |   MASTER-Kislovodsk | (19h 33m 54.90s , +14d 50m 20.6s) |   C |    60 | 17.7 |        
  141115 | 2021-09-13 22:02:38 |   MASTER-Kislovodsk | (19h 32m 58.32s , +16d 20m 48.7s) |   C |    60 | 17.5 |        
  141115 | 2021-09-13 22:02:38 |   MASTER-Kislovodsk | (19h 28m 49.00s , +16d 43m 01.8s) |   C |    60 | 18.0 |        
  141676 | 2021-09-13 22:11:59 |   MASTER-Kislovodsk | (19h 29m 03.67s , +18d 15m 56.6s) |   C |    60 | 17.9 |        
  141676 | 2021-09-13 22:11:59 |   MASTER-Kislovodsk | (19h 24m 57.49s , +18d 38m 15.3s) |   C |    60 | 18.5 |        
  141757 | 2021-09-13 22:13:19 |   MASTER-Kislovodsk | (19h 37m 54.00s , +14d 26m 38.1s) |   C |    60 | 17.2 |        
  141757 | 2021-09-13 22:13:19 |   MASTER-Kislovodsk | (19h 33m 53.39s , +14d 48m 57.2s) |   C |    60 | 17.8 |        
  145682 | 2021-09-13 23:18:45 |      MASTER-Tavrida | (19h 34m 39.26s , +14d 08m 11.1s) |   C |    60 | 15.7 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 5047
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 GRB210912.29 (trigger No 653122278,19h 35m 45.60s , +17d 16m 48.0s, R=1.16) errorbox  35039 sec after notice time and 35562 sec after trigger time at 2021-09-12 16:43:55 UT, with upper limit up to  18.0 mag. Observations started at twilight.  The observations began at zenith distance = 26 deg. The sun  altitude  is -14.6 deg. 

MASTER-Tavrida robotic telescope  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the FERMI GRB210912.29 errorbox  45857 sec after notice time and 46380 sec after trigger time at 2021-09-12 19:44:13 UT, with upper limit up to  18.9 mag. The observations began at zenith distance = 34 deg. The sun  altitude  is -35.5 deg. 

The galactic latitude b = -2 deg., longitude l = 54 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1718307

We obtain a following upper limits.  

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

   35592 | 2021-09-12 16:43:55 |   MASTER-Kislovodsk | (19h 43m 31.87s , +18d 28m 39.5s) |   C |    60 | 16.4 |        
   35592 | 2021-09-12 16:43:55 |   MASTER-Kislovodsk | (19h 48m 16.06s , +18d 04m 09.4s) |   C |    60 | 16.3 |        
   35922 | 2021-09-12 16:49:25 |   MASTER-Kislovodsk | (19h 47m 07.26s , +16d 34m 45.7s) |   C |    60 | 16.5 |        
   40287 | 2021-09-12 18:02:09 |   MASTER-Kislovodsk | (19h 40m 36.66s , +18d 43m 31.5s) |   C |    60 | 17.0 |        
   40287 | 2021-09-12 18:02:09 |   MASTER-Kislovodsk | (19h 45m 12.98s , +18d 20m 41.1s) |   C |    60 | 16.0 |        
   42773 | 2021-09-12 18:43:36 |   MASTER-Kislovodsk | (19h 45m 22.32s , +18d 19m 26.8s) |   C |    60 | 16.3 |        
   42773 | 2021-09-12 18:43:36 |   MASTER-Kislovodsk | (19h 40m 44.37s , +18d 42m 16.4s) |   C |    60 | 16.9 |        
   43094 | 2021-09-12 18:48:57 |   MASTER-Kislovodsk | (19h 44m 22.75s , +16d 47m 23.9s) |   C |    60 | 17.4 |        
   46410 | 2021-09-12 19:44:13 |      MASTER-Tavrida | (19h 41m 46.68s , +18d 04m 12.5s) |   C |    60 | 16.8 |        
   46793 | 2021-09-12 19:50:36 |      MASTER-Tavrida | (19h 37m 49.59s , +16d 11m 08.5s) |   C |    60 | 17.4 |        
   46873 | 2021-09-12 19:51:55 |      MASTER-Tavrida | (19h 25m 40.84s , +18d 03m 02.2s) |   C |    60 | 18.8 |        
   46952 | 2021-09-12 19:53:14 |      MASTER-Tavrida | (19h 34m 12.04s , +18d 03m 14.7s) |   C |    60 | 18.3 |        
   47456 | 2021-09-12 20:01:39 |      MASTER-Tavrida | (19h 41m 40.29s , +18d 04m 41.2s) |   C |    60 | 17.7 |        
   47615 | 2021-09-12 20:04:17 |      MASTER-Tavrida | (19h 29m 28.37s , +16d 08m 28.2s) |   C |    60 | 18.3 |        
   47918 | 2021-09-12 20:09:20 |      MASTER-Tavrida | (19h 37m 49.82s , +16d 10m 25.2s) |   C |    60 | 17.9 |        
   48076 | 2021-09-12 20:11:58 |      MASTER-Tavrida | (19h 25m 40.95s , +18d 02m 15.8s) |   C |    60 | 18.9 |        
   48155 | 2021-09-12 20:13:17 |      MASTER-Tavrida | (19h 34m 11.35s , +18d 02m 44.2s) |   C |    60 | 18.7 |        
   48349 | 2021-09-12 20:16:57 |   MASTER-Kislovodsk | (19h 45m 13.01s , +16d 57m 06.5s) |   C |    10 | 16.6 |        
   48364 | 2021-09-12 20:16:57 |   MASTER-Kislovodsk | (19h 45m 13.01s , +16d 57m 06.5s) |   C |    40 | 17.2 |  Coadd 
   48379 | 2021-09-12 20:17:27 |   MASTER-Kislovodsk | (19h 45m 18.81s , +16d 57m 05.4s) |   C |    10 | 16.6 |        
   48414 | 2021-09-12 20:17:57 |   MASTER-Kislovodsk | (19h 45m 15.88s , +16d 58m 59.7s) |   C |    20 | 17.0 |        
   48459 | 2021-09-12 20:18:37 |   MASTER-Kislovodsk | (19h 45m 15.97s , +16d 57m 11.2s) |   C |    30 | 17.2 |        
   48514 | 2021-09-12 20:19:26 |   MASTER-Kislovodsk | (19h 45m 18.08s , +16d 58m 52.4s) |   C |    40 | 17.3 |        
   48579 | 2021-09-12 20:20:27 |   MASTER-Kislovodsk | (19h 45m 12.07s , +16d 57m 56.5s) |   C |    50 | 17.3 |        
   48654 | 2021-09-12 20:21:37 |   MASTER-Kislovodsk | (19h 45m 13.18s , +16d 58m 53.4s) |   C |    60 | 17.4 |        
   48818 | 2021-09-12 20:24:21 |      MASTER-Tavrida | (19h 41m 45.76s , +18d 02m 56.2s) |   C |    60 | 17.9 |        
   49714 | 2021-09-12 20:39:17 |      MASTER-Tavrida | (19h 29m 28.59s , +16d 08m 14.6s) |   C |    60 | 18.4 |        
   49873 | 2021-09-12 20:41:56 |      MASTER-Tavrida | (19h 37m 54.80s , +16d 08m 13.4s) |   C |    60 | 17.9 |        
   50031 | 2021-09-12 20:44:34 |      MASTER-Tavrida | (19h 25m 46.97s , +18d 01m 29.7s) |   C |    60 | 18.5 |        
   50110 | 2021-09-12 20:45:53 |      MASTER-Tavrida | (19h 34m 08.90s , +18d 02m 59.7s) |   C |    60 | 18.4 |        
   51965 | 2021-09-12 21:16:48 |   MASTER-Kislovodsk | (19h 33m 03.01s , +16d 23m 21.0s) |   C |    60 | 16.7 |        
   51965 | 2021-09-12 21:16:48 |   MASTER-Kislovodsk | (19h 28m 45.46s , +16d 45m 59.4s) |   C |    60 | 17.6 |        
   52927 | 2021-09-12 21:32:50 |   MASTER-Kislovodsk | (19h 33m 00.39s , +16d 23m 26.8s) |   C |    60 | 16.8 |        
   52927 | 2021-09-12 21:32:50 |   MASTER-Kislovodsk | (19h 28m 44.51s , +16d 45m 59.2s) |   C |    60 | 17.6 |        
   53087 | 2021-09-12 21:35:30 |   MASTER-Kislovodsk | (19h 29m 09.19s , +18d 15m 15.1s) |   C |    60 | 17.1 |        
   53087 | 2021-09-12 21:35:30 |   MASTER-Kislovodsk | (19h 24m 50.92s , +18d 37m 48.6s) |   C |    60 | 18.0 |        
   53167 | 2021-09-12 21:36:50 |   MASTER-Kislovodsk | (19h 38m 07.09s , +14d 27m 48.2s) |   C |    60 | 16.6 |        
   53167 | 2021-09-12 21:36:50 |   MASTER-Kislovodsk | (19h 33m 54.57s , +14d 50m 20.6s) |   C |    60 | 17.4 |        
   54039 | 2021-09-12 21:51:22 |   MASTER-Kislovodsk | (19h 32m 58.62s , +16d 21m 02.1s) |   C |    60 | 16.9 |        
   54039 | 2021-09-12 21:51:22 |   MASTER-Kislovodsk | (19h 28m 44.84s , +16d 43m 22.3s) |   C |    60 | 17.6 |        
   54135 | 2021-09-12 21:52:58 |   MASTER-Kislovodsk | (19h 29m 15.08s , +18d 15m 10.4s) |   C |    60 | 17.1 |        
   54135 | 2021-09-12 21:52:58 |   MASTER-Kislovodsk | (19h 24m 59.29s , +18d 37m 31.5s) |   C |    60 | 17.9 |        
   54227 | 2021-09-12 21:54:30 |   MASTER-Kislovodsk | (19h 38m 01.81s , +14d 28m 54.9s) |   C |    60 | 16.7 |        
   54228 | 2021-09-12 21:54:30 |   MASTER-Kislovodsk | (19h 33m 51.84s , +14d 51m 14.3s) |   C |    60 | 17.4 |        
   55109 | 2021-09-12 22:09:12 |   MASTER-Kislovodsk | (19h 29m 05.71s , +18d 15m 33.9s) |   C |    60 | 17.1 |        
   55109 | 2021-09-12 22:09:12 |   MASTER-Kislovodsk | (19h 24m 54.33s , +18d 37m 46.3s) |   C |    60 | 17.9 |        
   55189 | 2021-09-12 22:10:32 |   MASTER-Kislovodsk | (19h 37m 54.42s , +14d 28m 44.4s) |   C |    60 | 16.7 |        
   55189 | 2021-09-12 22:10:32 |   MASTER-Kislovodsk | (19h 33m 49.10s , +14d 50m 56.5s) |   C |    60 | 17.3 |        
   58639 | 2021-09-12 23:08:02 |      MASTER-Tavrida | (19h 34m 37.02s , +14d 10m 23.1s) |   C |    60 | 12.5 |        
   59732 | 2021-09-12 23:26:14 |      MASTER-Tavrida | (19h 34m 38.70s , +14d 08m 19.5s) |   C |    60 | 13.1 |        
   60971 | 2021-09-12 23:46:54 |      MASTER-Tavrida | (19h 34m 32.35s , +14d 09m 38.1s) |   C |    60 | 17.2 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 5032
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 GRB210912.29 (trigger No 653122278,19h 38m 48.00s , +17d 55m 48.0s, R=1.33) errorbox  35039 sec after notice time and 35562 sec after trigger time at 2021-09-12 16:43:55 UT, with upper limit up to  16.5 mag. Observations started at twilight.  The observations began at zenith distance = 26 deg. The sun  altitude  is -14.6 deg. 

The galactic latitude b = -2 deg., longitude l = 55 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1718305

We obtain a following upper limits.  

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

   35592 | 2021-09-12 16:43:55 |   MASTER-Kislovodsk | (19h 43m 31.87s , +18d 28m 39.5s) |   C |    60 | 16.4 |        
   35592 | 2021-09-12 16:43:55 |   MASTER-Kislovodsk | (19h 48m 16.06s , +18d 04m 09.4s) |   C |    60 | 16.3 |        
   35842 | 2021-09-12 16:48:05 |   MASTER-Kislovodsk | (19h 41m 05.91s , +20d 21m 52.7s) |   C |    60 | 16.3 |        
   35842 | 2021-09-12 16:48:05 |   MASTER-Kislovodsk | (19h 45m 53.81s , +19d 57m 19.9s) |   C |    60 | 15.5 |        
   35922 | 2021-09-12 16:49:25 |   MASTER-Kislovodsk | (19h 47m 07.26s , +16d 34m 45.7s) |   C |    60 | 16.5 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 5033
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 GRB210912.29 (trigger No 653122278,19h 38m 48.00s , +17d 55m 48.0s, R=1.33) errorbox  35039 sec after notice time and 35562 sec after trigger time at 2021-09-12 16:43:55 UT, with upper limit up to  16.5 mag. Observations started at twilight.  The observations began at zenith distance = 26 deg. The sun  altitude  is -14.6 deg. 

The galactic latitude b = -2 deg., longitude l = 55 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1718305

We obtain a following upper limits.  

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

   35592 | 2021-09-12 16:43:55 |   MASTER-Kislovodsk | (19h 43m 31.87s , +18d 28m 39.5s) |   C |    60 | 16.4 |        
   35592 | 2021-09-12 16:43:55 |   MASTER-Kislovodsk | (19h 48m 16.06s , +18d 04m 09.4s) |   C |    60 | 16.3 |        
   35842 | 2021-09-12 16:48:05 |   MASTER-Kislovodsk | (19h 41m 05.91s , +20d 21m 52.7s) |   C |    60 | 16.3 |        
   35842 | 2021-09-12 16:48:05 |   MASTER-Kislovodsk | (19h 45m 53.81s , +19d 57m 19.9s) |   C |    60 | 15.5 |        
   35922 | 2021-09-12 16:49:25 |   MASTER-Kislovodsk | (19h 47m 07.26s , +16d 34m 45.7s) |   C |    60 | 16.5 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 5034
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 GRB210912.29 (trigger No 653122278,19h 38m 48.00s , +17d 55m 48.0s, R=1.33) errorbox  35039 sec after notice time and 35562 sec after trigger time at 2021-09-12 16:43:55 UT, with upper limit up to  16.5 mag. Observations started at twilight.  The observations began at zenith distance = 26 deg. The sun  altitude  is -14.6 deg. 

The galactic latitude b = -2 deg., longitude l = 55 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1718305

We obtain a following upper limits.  

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

   35592 | 2021-09-12 16:43:55 |   MASTER-Kislovodsk | (19h 43m 31.87s , +18d 28m 39.5s) |   C |    60 | 16.4 |        
   35592 | 2021-09-12 16:43:55 |   MASTER-Kislovodsk | (19h 48m 16.06s , +18d 04m 09.4s) |   C |    60 | 16.3 |        
   35842 | 2021-09-12 16:48:05 |   MASTER-Kislovodsk | (19h 41m 05.91s , +20d 21m 52.7s) |   C |    60 | 16.3 |        
   35842 | 2021-09-12 16:48:05 |   MASTER-Kislovodsk | (19h 45m 53.81s , +19d 57m 19.9s) |   C |    60 | 15.5 |        
   35922 | 2021-09-12 16:49:25 |   MASTER-Kislovodsk | (19h 47m 07.26s , +16d 34m 45.7s) |   C |    60 | 16.5 |        
Filter C is a clear (unfiltred) band. 


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



 

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