GRB210910.03 page :: MASTER Database

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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 GRB210910.03

Trignum

652927551

Trigger time

2021-09-10 00:45:46.94

Notice time

2021-09-10 01:22:33.291044

Coord, eb

(20h 06m 50.40s , +17d 46m 48.0s) , 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)
 ??

You are viewing outdated information, relevant error box is here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
2520184	2024-07-05 02:35:03.891794	20^h 06^m 48.00^s +17^d 45^m 36.0^s	FERMI	1	retraction	652927551	1	4044	retraction
1715785	2021-09-10 01:22:50.75926	20^h 06^m 48.00^s +17^d 45^m 36.0^s	FERMI	1	alert	652927551	6	115	alert
1715781	2021-09-10 01:22:33.291044	20^h 06^m 50.40^s +17^d 46^m 48.0^s	FERMI	1	alert	652927551	11	112	alert
1715775	2021-09-10 01:22:19.53334	20^h 06^m 00.00^s +21^d 19^m 58.8^s	FERMI	3.3	alert	652927551	10	111	alert

MASTER optical transients in this field

MASTER OT (J2000.0) Сoordinates Datetime Published Mag Site Image

J200756.96+204158.1 (20h 07m 56.96s , +20d 41m 58.1s) 2021-09-10 00:49:21.792 AT2021yml on 2021-09-11 00:01:30.229997 OAFA Transient on OAFA

MASTER OT (J2000.0)	Сoordinates	Datetime	Published	Mag	Site	Image
J200756.96+204158.1	(20h 07m 56.96s , +20d 41m 58.1s)	2021-09-10 00:49:21.792	AT2021yml on 2021-09-11 00:01:30.229997		OAFA	Transient on OAFA

Synchronous WFC images

Distance	datetime	coord2000	observatory	camera	links
19.8	2021-09-10 00:45:01.26	19^h 13^m 11.00^s +33^d 29^m 10.0^s	OAFA	29008	Database OAFA
60.0	2021-09-10 00:43:53.579	00^h 00^m 00.00^s +00^d 00^m 00.0^s	IAC	100627	Database IAC
21.2	2021-09-10 00:43:52.508	19^h 03^m 30.00^s +33^d 29^m 00.0^s	OAFA	111342	Database OAFA
60.0	2021-09-10 00:45:34.066	00^h 00^m 00.00^s +00^d 00^m 00.0^s	IAC	111343	Database IAC

Errorbox center visibility at MASTER facilities

trigger

notice

notice+1hr

now

2021-09-10 00:45:46 (JD 2459467.531782)

Siderial time 2.556221 h

Ra 20:06:50.40 Dec 17:46:48.00
(301.710000d, 17.780000d)

Rise 2021-09-10 13:20:26

Transit 2021-09-10 21:16:21

Set 2021-09-10 05:16:12

Amur

Object: Altitude: -21.66 Azimuth: 186.66

Sun: Altitude: 33.67 Azimuth: 309.62

Moon: Altitude: 2.20 Azimuth: 284.27

Tunka

Object: Altitude: -18.67 Azimuth: 161.99

Sun: Altitude: 19.53 Azimuth: 287.48

Moon: Altitude: -13.14 Azimuth: 265.14

Kislovodsk

Object: Altitude: 4.22 Azimuth: 110.69

Sun: Altitude: -20.63 Azimuth: 240.65

Moon: Altitude: -50.50 Azimuth: 207.97

Tavrida

Object: Altitude: 10.32 Azimuth: 104.86

Sun: Altitude: -25.19 Azimuth: 232.95

Moon: Altitude: -51.79 Azimuth: 194.53

SAAO

Object: Altitude: -1.23 Azimuth: 110.37

Sun: Altitude: -48.63 Azimuth: 304.24

Moon: Altitude: -50.08 Azimuth: 6.51

IAC

Object: Altitude: 49.72 Azimuth: 84.32

Sun: Altitude: -56.43 Azimuth: 172.68

Moon: Altitude: -45.59 Azimuth: 110.02

Argentina

Object: Altitude: 39.44 Azimuth: 192.75

Sun: Altitude: -30.59 Azimuth: 75.72

Moon: Altitude: 7.53 Azimuth: 86.01

Mexico

Object: Altitude: 41.82 Azimuth: 273.46

Sun: Altitude: 9.38 Azimuth: 90.25

Moon: Altitude: 32.63 Azimuth: 55.78

Ural

Object: Altitude: 0.49 Azimuth: 123.24

Sun: Altitude: -5.38 Azimuth: 252.09

Moon: Altitude: -33.49 Azimuth: 222.38

Vostryakovo

Object: Altitude: 10.78 Azimuth: 105.75

Sun: Altitude: -16.83 Azimuth: 233.16

Moon: Altitude: -40.89 Azimuth: 196.89

Gal. latitude: -8.112616 Gal. longitude: 57.917586

Dist. to Sun: 128.712189

Dist. to Moon: 97.885359

Moon coord.: (205.741657 d, -7.335659 d)

Sun coord.: (168.269774 d, 5.038159 d)

Lunar disk: 0.114120

Lunar phase: 140.512175

Lunar bright limb: 287.238878

No SN in this field

2021-09-10 01:22:33 (JD 2459467.557326)

Siderial time 3.170955 h

Ra 20:06:50.40 Dec 17:46:48.00
(301.710000d, 17.780000d)

Rise 2021-09-10 13:20:26

Transit 2021-09-10 21:16:21

Set 2021-09-10 05:16:12

Amur

Object: Altitude: -20.50 Azimuth: 195.99

Sun: Altitude: 37.84 Azimuth: 319.68

Moon: Altitude: 7.48 Azimuth: 291.36

Tunka

Object: Altitude: -20.00 Azimuth: 171.19

Sun: Altitude: 24.81 Azimuth: 295.57

Moon: Altitude: -7.77 Azimuth: 272.25

Kislovodsk

Object: Altitude: -1.87 Azimuth: 117.01

Sun: Altitude: -14.65 Azimuth: 247.94

Moon: Altitude: -47.03 Azimuth: 220.29

Tavrida

Object: Altitude: 4.09 Azimuth: 111.11

Sun: Altitude: -19.72 Azimuth: 240.91

Moon: Altitude: -49.65 Azimuth: 208.05

SAAO

Object: Altitude: -8.64 Azimuth: 105.63

Sun: Altitude: -41.88 Azimuth: 295.41

Moon: Altitude: -49.88 Azimuth: 352.79

IAC

Object: Altitude: 41.61 Azimuth: 89.17

Sun: Altitude: -56.31 Azimuth: 189.26

Moon: Altitude: -52.84 Azimuth: 117.73

Argentina

Object: Altitude: 40.41 Azimuth: 181.36

Sun: Altitude: -38.04 Azimuth: 69.25

Moon: Altitude: 0.11 Azimuth: 81.25

Mexico

Object: Altitude: 49.67 Azimuth: 279.12

Sun: Altitude: 1.51 Azimuth: 94.96

Moon: Altitude: 25.99 Azimuth: 62.43

Ural

Object: Altitude: -3.51 Azimuth: 131.06

Sun: Altitude: -0.54 Azimuth: 259.88

Moon: Altitude: -30.08 Azimuth: 231.95

Vostryakovo

Object: Altitude: 5.84 Azimuth: 113.09

Sun: Altitude: -12.44 Azimuth: 241.48

Moon: Altitude: -39.10 Azimuth: 208.16

Gal. latitude: -8.112616 Gal. longitude: 57.917586

Dist. to Sun: 128.696405

Dist. to Moon: 97.614349

Moon coord.: (206.075107 d, -7.489662 d)

Sun coord.: (168.292731 d, 5.028486 d)

Lunar disk: 0.115999

Lunar phase: 140.174826

Lunar bright limb: 287.251946

No SN in this field

2021-09-10 02:22:33 (JD 2459467.598993)

Siderial time 4.173693 h

Ra 20:06:50.40 Dec 17:46:48.00
(301.710000d, 17.780000d)

Rise 2021-09-10 13:20:26

Transit 2021-09-10 21:16:21

Set 2021-09-10 05:16:12

Amur

Object: Altitude: -16.71 Azimuth: 210.56

Sun: Altitude: 42.77 Azimuth: 338.23

Moon: Altitude: 15.48 Azimuth: 303.55

Tunka

Object: Altitude: -20.19 Azimuth: 186.44

Sun: Altitude: 32.59 Azimuth: 310.15

Moon: Altitude: 0.89 Azimuth: 283.75

Kislovodsk

Object: Altitude: -11.03 Azimuth: 128.11

Sun: Altitude: -4.28 Azimuth: 258.87

Moon: Altitude: -39.37 Azimuth: 237.04

Tavrida

Object: Altitude: -5.47 Azimuth: 121.78

Sun: Altitude: -9.95 Azimuth: 252.63

Moon: Altitude: -43.57 Azimuth: 227.10

SAAO

Object: Altitude: -21.06 Azimuth: 98.24

Sun: Altitude: -29.95 Azimuth: 284.24

Moon: Altitude: -45.91 Azimuth: 332.11

IAC

Object: Altitude: 28.39 Azimuth: 95.92

Sun: Altitude: -51.45 Azimuth: 213.40

Moon: Altitude: -63.24 Azimuth: 136.74

Argentina

Object: Altitude: 38.64 Azimuth: 162.91

Sun: Altitude: -49.35 Azimuth: 55.64

Moon: Altitude: -11.76 Azimuth: 73.09

Mexico

Object: Altitude: 62.09 Azimuth: 292.04

Sun: Altitude: -11.19 Azimuth: 102.89

Moon: Altitude: 14.40 Azimuth: 71.52

Ural

Object: Altitude: -9.01 Azimuth: 144.36

Sun: Altitude: 7.58 Azimuth: 272.47

Moon: Altitude: -23.54 Azimuth: 246.31

Vostryakovo

Object: Altitude: -1.61 Azimuth: 125.33

Sun: Altitude: -4.57 Azimuth: 254.33

Moon: Altitude: -34.42 Azimuth: 225.16

Gal. latitude: -8.112616 Gal. longitude: 57.917586

Dist. to Sun: 128.670649

Dist. to Moon: 97.171923

Moon coord.: (206.619611 d, -7.740371 d)

Sun coord.: (168.330177 d, 5.012707 d)

Lunar disk: 0.119093

Lunar phase: 139.624372

Lunar bright limb: 287.269053

No SN in this field

2025-06-19 21:06:35 (JD 2460846.379572)

Siderial time 17.507012 h

Ra 20:06:50.40 Dec 17:46:48.00
(301.710000d, 17.780000d)

Rise 2025-06-20 18:42:44

Transit 2025-06-21 02:38:38

Set 2025-06-20 10:38:29

Amur

Object: Altitude: 38.29 Azimuth: 69.99

Sun: Altitude: 14.26 Azimuth: 250.34

Moon: Altitude: 43.64 Azimuth: 334.46

Tunka

Object: Altitude: 50.14 Azimuth: 41.25

Sun: Altitude: 1.52 Azimuth: 232.43

Moon: Altitude: 32.76 Azimuth: 306.73

Kislovodsk

Object: Altitude: 51.27 Azimuth: 301.19

Sun: Altitude: -22.81 Azimuth: 179.18

Moon: Altitude: -4.91 Azimuth: 256.05

Tavrida

Object: Altitude: 45.40 Azimuth: 293.10

Sun: Altitude: -21.30 Azimuth: 170.81

Moon: Altitude: -10.45 Azimuth: 249.74

SAAO

Object: Altitude: 16.69 Azimuth: 235.42

Sun: Altitude: -68.23 Azimuth: 71.46

Moon: Altitude: -32.83 Azimuth: 284.37

IAC

Object: Altitude: 5.59 Azimuth: 252.80

Sun: Altitude: -12.54 Azimuth: 125.63

Moon: Altitude: -51.18 Azimuth: 208.81

Argentina

Object: Altitude: -56.33 Azimuth: 286.42

Sun: Altitude: 5.22 Azimuth: 121.78

Moon: Altitude: -48.67 Azimuth: 59.91

Mexico

Object: Altitude: -40.69 Azimuth: 171.06

Sun: Altitude: 65.51 Azimuth: 78.36

Moon: Altitude: -8.31 Azimuth: 102.87

Ural

Object: Altitude: 48.69 Azimuth: 334.78

Sun: Altitude: -8.38 Azimuth: 194.99

Moon: Altitude: 7.54 Azimuth: 269.56

Vostryakovo

Object: Altitude: 42.24 Azimuth: 306.11

Sun: Altitude: -11.04 Azimuth: 174.82

Moon: Altitude: -4.60 Azimuth: 251.44

Gal. latitude: -8.112616 Gal. longitude: 57.917586

Dist. to Sun: 127.453696

Dist. to Moon: 68.104281

Moon coord.: (10.774160 d, 6.561138 d)

Sun coord.: (88.334051 d, 23.438148 d)

Lunar disk: 0.380404

Lunar phase: 103.838830

Lunar bright limb: 67.412637

No SN in this field

Recent coverage and limits telegrams

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

  ID = 4975
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 GRB210910.03 (trigger No 652927551,20h 06m 50.40s , +17d 46m 48.0s, R=1) errorbox 68 sec after trigger time at 2021-09-10 00:46:55 UT, with upper limit up to  18.6 mag. The observations began at zenith distance = 86 deg. The sun  altitude  is -21.1 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB210910.03 errorbox 126 sec after trigger time at 2021-09-10 00:47:53 UT, with upper limit up to  18.5 mag. The observations began at zenith distance = 52 deg. The sun  altitude  is -31.5 deg. 

MASTER-Tavrida robotic telescope  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the FERMI GRB210910.03 errorbox  67144 sec after notice time and 67695 sec after trigger time at 2021-09-10 19:34:02 UT, with upper limit up to  18.7 mag. The observations began at zenith distance = 31 deg. The sun  altitude  is -33.7 deg. 

The galactic latitude b = -8 deg., longitude l = 58 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1715781

We obtain a following upper limits.  

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

      73 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 06m 54.92s , +17d 43m 28.7s) |  P- |    10 | 14.6 |        
      73 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 07m 21.30s , +18d 07m 03.2s) |  P| |    10 | 14.7 |        
      93 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 07m 21.25s , +18d 07m 02.6s) |  P| |    50 | 15.5 |  Coadd 
     293 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 07m 21.30s , +18d 07m 03.2s) |  P| |   450 | 15.8 |  Coadd 
     108 | 2021-09-10 00:47:25 |   MASTER-Kislovodsk | (20h 06m 59.57s , +17d 42m 25.4s) |  P- |    20 | 15.2 |        
     133 | 2021-09-10 00:47:25 |   MASTER-Kislovodsk | (20h 06m 59.60s , +17d 42m 25.9s) |  P- |    70 | 15.5 |  Coadd 
     108 | 2021-09-10 00:47:25 |   MASTER-Kislovodsk | (20h 07m 26.03s , +18d 06m 00.4s) |  P| |    20 | 15.3 |        
     136 | 2021-09-10 00:47:53 |         MASTER-OAFA | (20h 04m 21.05s , +20d 34m 02.9s) |   C |    20 | 17.0 |        
     171 | 2021-09-10 00:47:53 |         MASTER-OAFA | (20h 04m 21.04s , +20d 34m 02.8s) |   C |    90 | 17.6 |  Coadd 
     149 | 2021-09-10 00:48:05 |   MASTER-Kislovodsk | (20h 06m 53.73s , +17d 41m 22.6s) |  P- |    20 | 15.2 |        
     149 | 2021-09-10 00:48:05 |   MASTER-Kislovodsk | (20h 07m 20.50s , +18d 04m 59.7s) |  P| |    20 | 15.1 |        
     181 | 2021-09-10 00:48:32 |         MASTER-OAFA | (20h 04m 24.67s , +20d 35m 55.0s) |   C |    30 | 17.2 |        
     194 | 2021-09-10 00:48:45 |   MASTER-Kislovodsk | (20h 07m 00.45s , +17d 41m 24.0s) |  P- |    30 | 15.1 |        
     194 | 2021-09-10 00:48:45 |   MASTER-Kislovodsk | (20h 07m 27.28s , +18d 04m 59.6s) |  P| |    30 | 15.4 |        
     244 | 2021-09-10 00:48:45 |   MASTER-Kislovodsk | (20h 07m 27.22s , +18d 04m 58.9s) |  P| |   130 | 15.9 |  Coadd 
     235 | 2021-09-10 00:49:22 |         MASTER-OAFA | (20h 04m 18.22s , +20d 34m 59.7s) |   C |    40 | 17.4 |        
     249 | 2021-09-10 00:49:35 |   MASTER-Kislovodsk | (20h 06m 57.46s , +17d 43m 11.7s) |  P- |    40 | 15.3 |        
     249 | 2021-09-10 00:49:35 |   MASTER-Kislovodsk | (20h 07m 24.40s , +18d 06m 47.7s) |  P| |    40 | 15.5 |        
     299 | 2021-09-10 00:50:21 |         MASTER-OAFA | (20h 04m 17.89s , +20d 35m 58.7s) |   C |    50 | 17.5 |        
     319 | 2021-09-10 00:50:36 |   MASTER-Kislovodsk | (20h 06m 57.28s , +17d 41m 14.5s) |  P- |    60 | 15.3 |        
     319 | 2021-09-10 00:50:36 |   MASTER-Kislovodsk | (20h 07m 24.58s , +18d 04m 53.6s) |  P| |    60 | 15.8 |        
     374 | 2021-09-10 00:51:30 |         MASTER-OAFA | (20h 04m 24.38s , +20d 34m 58.4s) |   C |    60 | 17.5 |        
     404 | 2021-09-10 00:51:56 |   MASTER-Kislovodsk | (20h 07m 00.21s , +17d 42m 39.0s) |  P- |    70 | 15.3 |        
     404 | 2021-09-10 00:51:56 |   MASTER-Kislovodsk | (20h 07m 27.68s , +18d 06m 19.8s) |  P| |    70 | 15.6 |        
     504 | 2021-09-10 00:51:56 |   MASTER-Kislovodsk | (20h 07m 27.67s , +18d 06m 19.6s) |  P| |   270 | 15.8 |  Coadd 
     505 | 2021-09-10 00:53:26 |   MASTER-Kislovodsk | (20h 06m 53.29s , +17d 41m 58.8s) |  P- |    90 | 15.4 |        
     505 | 2021-09-10 00:53:26 |   MASTER-Kislovodsk | (20h 07m 21.05s , +18d 05m 42.3s) |  P| |    90 | 15.6 |        
     625 | 2021-09-10 00:55:16 |   MASTER-Kislovodsk | (20h 06m 53.09s , +17d 42m 52.5s) |  P- |   110 | 15.4 |        
     625 | 2021-09-10 00:55:16 |   MASTER-Kislovodsk | (20h 07m 21.34s , +18d 06m 40.4s) |  P| |   110 | 15.7 |        
     672 | 2021-09-10 00:55:59 |         MASTER-OAFA | (20h 05m 07.45s , +16d 59m 57.7s) |   C |   120 | 18.1 |        
     832 | 2021-09-10 00:55:59 |         MASTER-OAFA | (20h 05m 07.45s , +16d 59m 57.8s) |   C |   440 | 18.4 |  Coadd 
     770 | 2021-09-10 00:57:27 |   MASTER-Kislovodsk | (20h 06m 58.90s , +17d 41m 51.1s) |  P- |   140 | 15.3 |        
     770 | 2021-09-10 00:57:27 |   MASTER-Kislovodsk | (20h 07m 27.73s , +18d 05m 44.2s) |  P| |   140 | 15.4 |        
     821 | 2021-09-10 00:58:18 |         MASTER-OAFA | (20h 05m 11.45s , +17d 01m 07.4s) |   C |   140 | 18.1 |        
     946 | 2021-09-10 01:00:07 |   MASTER-Kislovodsk | (20h 06m 53.13s , +17d 40m 45.5s) |  P- |   170 | 15.1 |        
     946 | 2021-09-10 01:00:07 |   MASTER-Kislovodsk | (20h 07m 23.38s , +18d 04m 54.3s) |  P| |   170 | 14.9 |        
    1001 | 2021-09-10 01:00:57 |         MASTER-OAFA | (20h 05m 03.89s , +17d 00m 35.9s) |   C |   180 | 18.2 |        
    1141 | 2021-09-10 01:03:17 |   MASTER-Kislovodsk | (20h 06m 59.88s , +17d 41m 07.3s) |  P- |   180 | 14.9 |        
    1200 | 2021-09-10 01:04:16 |         MASTER-OAFA | (20h 05m 03.93s , +17d 01m 35.1s) |   C |   180 | 18.2 |        
    1380 | 2021-09-10 01:04:16 |         MASTER-OAFA | (20h 05m 03.93s , +17d 01m 35.2s) |   C |   540 | 18.5 |  Coadd 
    1341 | 2021-09-10 01:06:38 |   MASTER-Kislovodsk | (20h 06m 56.71s , +17d 42m 22.7s) |  P- |   180 | 14.2 |        
    1400 | 2021-09-10 01:07:36 |         MASTER-OAFA | (20h 05m 09.73s , +17d 00m 34.7s) |   C |   180 | 18.2 |        
    1599 | 2021-09-10 01:10:56 |         MASTER-OAFA | (20h 05m 03.99s , +16d 59m 35.1s) |   C |   180 | 18.3 |        
    1799 | 2021-09-10 01:14:15 |         MASTER-OAFA | (20h 05m 09.77s , +17d 00m 04.6s) |   C |   180 | 18.3 |        
    2257 | 2021-09-10 01:22:53 |         MASTER-OAFA | (19h 58m 23.64s , +15d 39m 12.0s) |   C |    60 | 18.0 |        
    2336 | 2021-09-10 01:24:13 |         MASTER-OAFA | (20h 06m 37.70s , +15d 37m 58.5s) |   C |    60 | 18.1 |        
    2416 | 2021-09-10 01:25:32 |         MASTER-OAFA | (19h 54m 51.15s , +17d 34m 01.1s) |   C |    60 | 17.4 |        
    2495 | 2021-09-10 01:26:51 |         MASTER-OAFA | (20h 03m 16.37s , +17d 32m 19.2s) |   C |    60 | 17.8 |        
    2575 | 2021-09-10 01:28:11 |         MASTER-OAFA | (20h 10m 47.54s , +17d 32m 50.2s) |   C |    60 | 18.0 |        
    2654 | 2021-09-10 01:29:30 |         MASTER-OAFA | (20h 19m 13.80s , +17d 33m 37.2s) |   C |    60 | 18.1 |        
    2733 | 2021-09-10 01:30:50 |         MASTER-OAFA | (20h 08m 46.09s , +19d 25m 51.5s) |   C |    60 | 17.8 |        
    2813 | 2021-09-10 01:32:09 |         MASTER-OAFA | (20h 17m 21.37s , +19d 26m 04.0s) |   C |    60 | 18.0 |        
    3238 | 2021-09-10 01:39:15 |         MASTER-OAFA | (19h 58m 18.69s , +15d 38m 10.7s) |   C |    60 | 17.9 |        
    3318 | 2021-09-10 01:40:34 |         MASTER-OAFA | (20h 06m 44.64s , +15d 38m 09.0s) |   C |    60 | 18.1 |        
    3398 | 2021-09-10 01:41:54 |         MASTER-OAFA | (19h 54m 51.19s , +17d 33m 50.8s) |   C |    60 | 17.4 |        
    3477 | 2021-09-10 01:43:14 |         MASTER-OAFA | (20h 03m 16.45s , +17d 32m 09.9s) |   C |    60 | 17.8 |        
    3557 | 2021-09-10 01:44:33 |         MASTER-OAFA | (20h 10m 54.54s , +17d 33m 45.9s) |   C |    60 | 18.0 |        
    3636 | 2021-09-10 01:45:53 |         MASTER-OAFA | (20h 19m 14.33s , +17d 32m 36.2s) |   C |    60 | 18.1 |        
    3716 | 2021-09-10 01:47:12 |         MASTER-OAFA | (20h 08m 44.41s , +19d 27m 51.7s) |   C |    60 | 17.9 |        
    4194 | 2021-09-10 01:55:11 |         MASTER-OAFA | (19h 58m 24.76s , +15d 40m 07.5s) |   C |    60 | 18.0 |        
    4274 | 2021-09-10 01:56:30 |         MASTER-OAFA | (20h 06m 38.12s , +15d 38m 57.1s) |   C |    60 | 18.1 |        
    4353 | 2021-09-10 01:57:50 |         MASTER-OAFA | (19h 54m 48.26s , +17d 34m 14.7s) |   C |    60 | 17.4 |        
    4433 | 2021-09-10 01:59:09 |         MASTER-OAFA | (20h 03m 19.60s , +17d 33m 01.1s) |   C |    60 | 17.9 |        
    4512 | 2021-09-10 02:00:29 |         MASTER-OAFA | (20h 10m 47.60s , +17d 31m 49.9s) |   C |    60 | 18.0 |        
    4597 | 2021-09-10 02:01:53 |         MASTER-OAFA | (20h 19m 19.31s , +17d 32m 05.7s) |   C |    60 | 18.1 |        
    4677 | 2021-09-10 02:03:13 |         MASTER-OAFA | (20h 08m 47.89s , +19d 27m 34.7s) |   C |    60 | 17.9 |        
    4756 | 2021-09-10 02:04:33 |         MASTER-OAFA | (20h 17m 19.23s , +19d 26m 04.9s) |   C |    60 | 18.1 |        
   59732 | 2021-09-10 17:20:49 |   MASTER-Kislovodsk | (20h 03m 00.08s , +16d 32m 44.5s) |   C |    60 | 17.9 |        
   59732 | 2021-09-10 17:20:49 |   MASTER-Kislovodsk | (20h 07m 40.16s , +16d 08m 19.5s) |   C |    60 | 18.6 |        
   59812 | 2021-09-10 17:22:09 |   MASTER-Kislovodsk | (19h 59m 36.61s , +18d 28m 13.4s) |   C |    60 | 17.7 |        
   59812 | 2021-09-10 17:22:09 |   MASTER-Kislovodsk | (20h 04m 20.05s , +18d 03m 55.1s) |   C |    60 | 18.4 |        
   60669 | 2021-09-10 17:36:26 |   MASTER-Kislovodsk | (20h 02m 57.67s , +16d 32m 46.0s) |   C |    60 | 17.9 |        
   60670 | 2021-09-10 17:36:26 |   MASTER-Kislovodsk | (20h 07m 38.31s , +16d 08m 14.6s) |   C |    60 | 18.6 |        
   60750 | 2021-09-10 17:37:46 |   MASTER-Kislovodsk | (19h 59m 35.05s , +18d 27m 08.2s) |   C |    60 | 17.6 |        
   60750 | 2021-09-10 17:37:46 |   MASTER-Kislovodsk | (20h 04m 18.91s , +18d 02m 44.0s) |   C |    60 | 18.4 |        
   61580 | 2021-09-10 17:51:37 |   MASTER-Kislovodsk | (20h 03m 00.80s , +16d 33m 00.7s) |   C |    60 | 17.8 |        
   61580 | 2021-09-10 17:51:37 |   MASTER-Kislovodsk | (20h 07m 41.58s , +16d 08m 38.4s) |   C |    60 | 18.5 |        
   61660 | 2021-09-10 17:52:57 |   MASTER-Kislovodsk | (19h 59m 36.33s , +18d 28m 41.1s) |   C |    60 | 17.6 |        
   61661 | 2021-09-10 17:52:57 |   MASTER-Kislovodsk | (20h 04m 20.35s , +18d 04m 23.9s) |   C |    60 | 18.4 |        
   62332 | 2021-09-10 18:04:09 |   MASTER-Kislovodsk | (20h 15m 38.10s , +18d 28m 53.4s) |   C |    60 | 17.2 |        
   63351 | 2021-09-10 18:21:07 |   MASTER-Kislovodsk | (20h 17m 19.99s , +18d 19m 26.2s) |   C |    60 | 17.7 |        
   63351 | 2021-09-10 18:21:07 |   MASTER-Kislovodsk | (20h 12m 43.84s , +18d 43m 07.1s) |   C |    60 | 18.4 |        
   63431 | 2021-09-10 18:22:28 |   MASTER-Kislovodsk | (20h 10m 33.43s , +20d 35m 57.7s) |   C |    60 | 18.3 |        
   63672 | 2021-09-10 18:26:29 |   MASTER-Kislovodsk | (20h 16m 04.10s , +16d 48m 26.1s) |   C |    60 | 18.5 |        
   64781 | 2021-09-10 18:44:58 |   MASTER-Kislovodsk | (20h 10m 31.77s , +20d 37m 18.1s) |   C |    60 | 18.2 |        
   65021 | 2021-09-10 18:48:58 |   MASTER-Kislovodsk | (20h 16m 07.12s , +16d 48m 17.9s) |   C |    60 | 18.5 |        
   66194 | 2021-09-10 19:08:31 |   MASTER-Kislovodsk | (20h 16m 01.44s , +16d 49m 51.3s) |   C |    60 | 18.4 |        
   67726 | 2021-09-10 19:34:02 |      MASTER-Tavrida | (20h 05m 06.95s , +16d 35m 25.7s) |   C |    60 | 18.3 |        
   67884 | 2021-09-10 19:36:40 |      MASTER-Tavrida | (20h 01m 44.97s , +18d 27m 43.8s) |   C |    60 | 18.2 |        
   68279 | 2021-09-10 19:43:15 |      MASTER-Tavrida | (20h 07m 14.89s , +20d 22m 12.2s) |   C |    60 | 18.1 |        
   68736 | 2021-09-10 19:50:53 |      MASTER-Tavrida | (19h 56m 50.84s , +16d 33m 44.8s) |   C |    60 | 18.0 |        
   68815 | 2021-09-10 19:52:11 |      MASTER-Tavrida | (20h 05m 05.02s , +16d 32m 46.4s) |   C |    60 | 18.2 |        
   68973 | 2021-09-10 19:54:50 |      MASTER-Tavrida | (20h 01m 41.55s , +18d 28m 20.1s) |   C |    60 | 18.1 |        
   69381 | 2021-09-10 20:01:38 |      MASTER-Tavrida | (20h 07m 14.10s , +20d 21m 41.4s) |   C |    60 | 18.4 |        
   69540 | 2021-09-10 20:04:16 |      MASTER-Tavrida | (20h 12m 41.69s , +16d 32m 50.6s) |   C |    60 | 18.7 |        
   69698 | 2021-09-10 20:06:54 |      MASTER-Tavrida | (19h 56m 47.25s , +16d 32m 23.2s) |   C |    60 | 18.3 |        
   69777 | 2021-09-10 20:08:13 |      MASTER-Tavrida | (20h 05m 10.44s , +16d 34m 05.7s) |   C |    60 | 18.5 |        
   69873 | 2021-09-10 20:09:50 |      MASTER-Tavrida | (19h 57m 43.37s , +18d 04m 13.9s) |   C |    60 | 18.0 |        
   69952 | 2021-09-10 20:11:09 |      MASTER-Tavrida | (20h 06m 08.13s , +18d 05m 11.1s) |   C |    60 | 18.4 |        
   70323 | 2021-09-10 20:17:20 |      MASTER-Tavrida | (20h 04m 05.91s , +19d 57m 53.6s) |   C |    60 | 18.1 |        
   70403 | 2021-09-10 20:18:39 |      MASTER-Tavrida | (20h 11m 39.15s , +19d 56m 53.9s) |   C |    60 | 18.4 |        
   70740 | 2021-09-10 20:24:16 |      MASTER-Tavrida | (20h 17m 02.11s , +16d 10m 42.1s) |   C |    60 | 18.5 |        
   71364 | 2021-09-10 20:34:40 |      MASTER-Tavrida | (20h 03m 57.05s , +19d 58m 11.9s) |   C |    60 | 18.1 |        
   71633 | 2021-09-10 20:39:09 |      MASTER-Tavrida | (20h 13m 43.95s , +18d 02m 29.0s) |   C |    60 | 18.1 |        
   73243 | 2021-09-10 21:05:59 |      MASTER-Tavrida | (20h 13m 46.10s , +18d 02m 14.4s) |   C |    60 | 18.3 |        
   74262 | 2021-09-10 21:22:58 |      MASTER-Tavrida | (20h 13m 45.29s , +18d 02m 29.6s) |   C |    60 | 18.1 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4953
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 GRB210910.03 (trigger No 652927551,20h 06m 48.00s , +17d 45m 36.0s, R=1) errorbox 68 sec after trigger time at 2021-09-10 00:46:55 UT, with upper limit up to  15.9 mag. The observations began at zenith distance = 86 deg. The sun  altitude  is -21.1 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB210910.03 errorbox 126 sec after trigger time at 2021-09-10 00:47:53 UT, with upper limit up to  18.2 mag. The observations began at zenith distance = 52 deg. The sun  altitude  is -31.5 deg. 

The galactic latitude b = -8 deg., longitude l = 58 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1715785

We obtain a following upper limits.  

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

      73 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 06m 54.92s , +17d 43m 28.7s) |  P- |    10 | 14.6 |        
      73 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 07m 21.30s , +18d 07m 03.2s) |  P| |    10 | 14.7 |        
      93 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 07m 21.25s , +18d 07m 02.6s) |  P| |    50 | 15.5 |  Coadd 
     293 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 07m 21.30s , +18d 07m 03.2s) |  P| |   450 | 15.8 |  Coadd 
     108 | 2021-09-10 00:47:25 |   MASTER-Kislovodsk | (20h 06m 59.57s , +17d 42m 25.4s) |  P- |    20 | 15.2 |        
     133 | 2021-09-10 00:47:25 |   MASTER-Kislovodsk | (20h 06m 59.60s , +17d 42m 25.9s) |  P- |    70 | 15.5 |  Coadd 
     108 | 2021-09-10 00:47:25 |   MASTER-Kislovodsk | (20h 07m 26.03s , +18d 06m 00.4s) |  P| |    20 | 15.3 |        
     136 | 2021-09-10 00:47:53 |         MASTER-OAFA | (20h 04m 21.05s , +20d 34m 02.9s) |   C |    20 | 17.0 |        
     149 | 2021-09-10 00:48:05 |   MASTER-Kislovodsk | (20h 06m 53.73s , +17d 41m 22.6s) |  P- |    20 | 15.2 |        
     149 | 2021-09-10 00:48:05 |   MASTER-Kislovodsk | (20h 07m 20.50s , +18d 04m 59.7s) |  P| |    20 | 15.1 |        
     181 | 2021-09-10 00:48:32 |         MASTER-OAFA | (20h 04m 24.67s , +20d 35m 55.0s) |   C |    30 | 17.2 |        
     194 | 2021-09-10 00:48:45 |   MASTER-Kislovodsk | (20h 07m 00.45s , +17d 41m 24.0s) |  P- |    30 | 15.1 |        
     194 | 2021-09-10 00:48:45 |   MASTER-Kislovodsk | (20h 07m 27.28s , +18d 04m 59.6s) |  P| |    30 | 15.4 |        
     244 | 2021-09-10 00:48:45 |   MASTER-Kislovodsk | (20h 07m 27.22s , +18d 04m 58.9s) |  P| |   130 | 15.9 |  Coadd 
     235 | 2021-09-10 00:49:22 |         MASTER-OAFA | (20h 04m 18.22s , +20d 34m 59.7s) |   C |    40 | 17.4 |        
     249 | 2021-09-10 00:49:35 |   MASTER-Kislovodsk | (20h 06m 57.46s , +17d 43m 11.7s) |  P- |    40 | 15.3 |        
     249 | 2021-09-10 00:49:35 |   MASTER-Kislovodsk | (20h 07m 24.40s , +18d 06m 47.7s) |  P| |    40 | 15.5 |        
     299 | 2021-09-10 00:50:21 |         MASTER-OAFA | (20h 04m 17.89s , +20d 35m 58.7s) |   C |    50 | 17.5 |        
     319 | 2021-09-10 00:50:36 |   MASTER-Kislovodsk | (20h 06m 57.28s , +17d 41m 14.5s) |  P- |    60 | 15.3 |        
     319 | 2021-09-10 00:50:36 |   MASTER-Kislovodsk | (20h 07m 24.58s , +18d 04m 53.6s) |  P| |    60 | 15.8 |        
     374 | 2021-09-10 00:51:30 |         MASTER-OAFA | (20h 04m 24.38s , +20d 34m 58.4s) |   C |    60 | 17.5 |        
     404 | 2021-09-10 00:51:56 |   MASTER-Kislovodsk | (20h 07m 00.21s , +17d 42m 39.0s) |  P- |    70 | 15.3 |        
     404 | 2021-09-10 00:51:56 |   MASTER-Kislovodsk | (20h 07m 27.68s , +18d 06m 19.8s) |  P| |    70 | 15.6 |        
     504 | 2021-09-10 00:51:56 |   MASTER-Kislovodsk | (20h 07m 27.67s , +18d 06m 19.6s) |  P| |   270 | 15.8 |  Coadd 
     505 | 2021-09-10 00:53:26 |   MASTER-Kislovodsk | (20h 06m 53.29s , +17d 41m 58.8s) |  P- |    90 | 15.4 |        
     505 | 2021-09-10 00:53:26 |   MASTER-Kislovodsk | (20h 07m 21.05s , +18d 05m 42.3s) |  P| |    90 | 15.6 |        
     625 | 2021-09-10 00:55:16 |   MASTER-Kislovodsk | (20h 06m 53.09s , +17d 42m 52.5s) |  P- |   110 | 15.4 |        
     625 | 2021-09-10 00:55:16 |   MASTER-Kislovodsk | (20h 07m 21.34s , +18d 06m 40.4s) |  P| |   110 | 15.7 |        
     672 | 2021-09-10 00:55:59 |         MASTER-OAFA | (20h 05m 07.45s , +16d 59m 57.7s) |   C |   120 | 18.1 |        
     770 | 2021-09-10 00:57:27 |   MASTER-Kislovodsk | (20h 06m 58.90s , +17d 41m 51.1s) |  P- |   140 | 15.3 |        
     770 | 2021-09-10 00:57:27 |   MASTER-Kislovodsk | (20h 07m 27.73s , +18d 05m 44.2s) |  P| |   140 | 15.4 |        
     821 | 2021-09-10 00:58:18 |         MASTER-OAFA | (20h 05m 11.45s , +17d 01m 07.4s) |   C |   140 | 18.1 |        
     946 | 2021-09-10 01:00:07 |   MASTER-Kislovodsk | (20h 06m 53.13s , +17d 40m 45.5s) |  P- |   170 | 15.1 |        
     946 | 2021-09-10 01:00:07 |   MASTER-Kislovodsk | (20h 07m 23.38s , +18d 04m 54.3s) |  P| |   170 | 14.9 |        
    1001 | 2021-09-10 01:00:57 |         MASTER-OAFA | (20h 05m 03.89s , +17d 00m 35.9s) |   C |   180 | 18.2 |        
    1141 | 2021-09-10 01:03:17 |   MASTER-Kislovodsk | (20h 06m 59.88s , +17d 41m 07.3s) |  P- |   180 | 14.9 |        
    1200 | 2021-09-10 01:04:16 |         MASTER-OAFA | (20h 05m 03.93s , +17d 01m 35.1s) |   C |   180 | 18.2 |        
    1341 | 2021-09-10 01:06:38 |   MASTER-Kislovodsk | (20h 06m 56.71s , +17d 42m 22.7s) |  P- |   180 | 14.2 |        
    1400 | 2021-09-10 01:07:36 |         MASTER-OAFA | (20h 05m 09.73s , +17d 00m 34.7s) |   C |   180 | 18.2 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4952
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 GRB210910.03 (trigger No 652927551,20h 06m 48.00s , +17d 45m 36.0s, R=1) errorbox 68 sec after trigger time at 2021-09-10 00:46:55 UT, with upper limit up to  15.9 mag. The observations began at zenith distance = 86 deg. The sun  altitude  is -21.1 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB210910.03 errorbox 126 sec after trigger time at 2021-09-10 00:47:53 UT, with upper limit up to  18.2 mag. The observations began at zenith distance = 52 deg. The sun  altitude  is -31.5 deg. 

The galactic latitude b = -8 deg., longitude l = 58 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1715785

We obtain a following upper limits.  

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

      73 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 06m 54.92s , +17d 43m 28.7s) |  P- |    10 | 14.6 |        
      73 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 07m 21.30s , +18d 07m 03.2s) |  P| |    10 | 14.7 |        
      93 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 07m 21.25s , +18d 07m 02.6s) |  P| |    50 | 15.5 |  Coadd 
     293 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 07m 21.30s , +18d 07m 03.2s) |  P| |   450 | 15.8 |  Coadd 
     108 | 2021-09-10 00:47:25 |   MASTER-Kislovodsk | (20h 06m 59.57s , +17d 42m 25.4s) |  P- |    20 | 15.2 |        
     133 | 2021-09-10 00:47:25 |   MASTER-Kislovodsk | (20h 06m 59.60s , +17d 42m 25.9s) |  P- |    70 | 15.5 |  Coadd 
     108 | 2021-09-10 00:47:25 |   MASTER-Kislovodsk | (20h 07m 26.03s , +18d 06m 00.4s) |  P| |    20 | 15.3 |        
     136 | 2021-09-10 00:47:53 |         MASTER-OAFA | (20h 04m 21.05s , +20d 34m 02.9s) |   C |    20 | 17.0 |        
     149 | 2021-09-10 00:48:05 |   MASTER-Kislovodsk | (20h 06m 53.73s , +17d 41m 22.6s) |  P- |    20 | 15.2 |        
     149 | 2021-09-10 00:48:05 |   MASTER-Kislovodsk | (20h 07m 20.50s , +18d 04m 59.7s) |  P| |    20 | 15.1 |        
     181 | 2021-09-10 00:48:32 |         MASTER-OAFA | (20h 04m 24.67s , +20d 35m 55.0s) |   C |    30 | 17.2 |        
     194 | 2021-09-10 00:48:45 |   MASTER-Kislovodsk | (20h 07m 00.45s , +17d 41m 24.0s) |  P- |    30 | 15.1 |        
     194 | 2021-09-10 00:48:45 |   MASTER-Kislovodsk | (20h 07m 27.28s , +18d 04m 59.6s) |  P| |    30 | 15.4 |        
     244 | 2021-09-10 00:48:45 |   MASTER-Kislovodsk | (20h 07m 27.22s , +18d 04m 58.9s) |  P| |   130 | 15.9 |  Coadd 
     235 | 2021-09-10 00:49:22 |         MASTER-OAFA | (20h 04m 18.22s , +20d 34m 59.7s) |   C |    40 | 17.4 |        
     249 | 2021-09-10 00:49:35 |   MASTER-Kislovodsk | (20h 06m 57.46s , +17d 43m 11.7s) |  P- |    40 | 15.3 |        
     249 | 2021-09-10 00:49:35 |   MASTER-Kislovodsk | (20h 07m 24.40s , +18d 06m 47.7s) |  P| |    40 | 15.5 |        
     299 | 2021-09-10 00:50:21 |         MASTER-OAFA | (20h 04m 17.89s , +20d 35m 58.7s) |   C |    50 | 17.5 |        
     319 | 2021-09-10 00:50:36 |   MASTER-Kislovodsk | (20h 06m 57.28s , +17d 41m 14.5s) |  P- |    60 | 15.3 |        
     319 | 2021-09-10 00:50:36 |   MASTER-Kislovodsk | (20h 07m 24.58s , +18d 04m 53.6s) |  P| |    60 | 15.8 |        
     374 | 2021-09-10 00:51:30 |         MASTER-OAFA | (20h 04m 24.38s , +20d 34m 58.4s) |   C |    60 | 17.5 |        
     404 | 2021-09-10 00:51:56 |   MASTER-Kislovodsk | (20h 07m 00.21s , +17d 42m 39.0s) |  P- |    70 | 15.3 |        
     404 | 2021-09-10 00:51:56 |   MASTER-Kislovodsk | (20h 07m 27.68s , +18d 06m 19.8s) |  P| |    70 | 15.6 |        
     504 | 2021-09-10 00:51:56 |   MASTER-Kislovodsk | (20h 07m 27.67s , +18d 06m 19.6s) |  P| |   270 | 15.8 |  Coadd 
     505 | 2021-09-10 00:53:26 |   MASTER-Kislovodsk | (20h 06m 53.29s , +17d 41m 58.8s) |  P- |    90 | 15.4 |        
     505 | 2021-09-10 00:53:26 |   MASTER-Kislovodsk | (20h 07m 21.05s , +18d 05m 42.3s) |  P| |    90 | 15.6 |        
     625 | 2021-09-10 00:55:16 |   MASTER-Kislovodsk | (20h 06m 53.09s , +17d 42m 52.5s) |  P- |   110 | 15.4 |        
     625 | 2021-09-10 00:55:16 |   MASTER-Kislovodsk | (20h 07m 21.34s , +18d 06m 40.4s) |  P| |   110 | 15.7 |        
     672 | 2021-09-10 00:55:59 |         MASTER-OAFA | (20h 05m 07.45s , +16d 59m 57.7s) |   C |   120 | 18.1 |        
     770 | 2021-09-10 00:57:27 |   MASTER-Kislovodsk | (20h 06m 58.90s , +17d 41m 51.1s) |  P- |   140 | 15.3 |        
     770 | 2021-09-10 00:57:27 |   MASTER-Kislovodsk | (20h 07m 27.73s , +18d 05m 44.2s) |  P| |   140 | 15.4 |        
     821 | 2021-09-10 00:58:18 |         MASTER-OAFA | (20h 05m 11.45s , +17d 01m 07.4s) |   C |   140 | 18.1 |        
     946 | 2021-09-10 01:00:07 |   MASTER-Kislovodsk | (20h 06m 53.13s , +17d 40m 45.5s) |  P- |   170 | 15.1 |        
     946 | 2021-09-10 01:00:07 |   MASTER-Kislovodsk | (20h 07m 23.38s , +18d 04m 54.3s) |  P| |   170 | 14.9 |        
    1001 | 2021-09-10 01:00:57 |         MASTER-OAFA | (20h 05m 03.89s , +17d 00m 35.9s) |   C |   180 | 18.2 |        
    1141 | 2021-09-10 01:03:17 |   MASTER-Kislovodsk | (20h 06m 59.88s , +17d 41m 07.3s) |  P- |   180 | 14.9 |        
    1200 | 2021-09-10 01:04:16 |         MASTER-OAFA | (20h 05m 03.93s , +17d 01m 35.1s) |   C |   180 | 18.2 |        
    1341 | 2021-09-10 01:06:38 |   MASTER-Kislovodsk | (20h 06m 56.71s , +17d 42m 22.7s) |  P- |   180 | 14.2 |        
    1400 | 2021-09-10 01:07:36 |         MASTER-OAFA | (20h 05m 09.73s , +17d 00m 34.7s) |   C |   180 | 18.2 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4951
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 GRB210910.03 (trigger No 652927551,20h 06m 48.00s , +17d 45m 36.0s, R=1) errorbox 68 sec after trigger time at 2021-09-10 00:46:55 UT, with upper limit up to  15.9 mag. The observations began at zenith distance = 86 deg. The sun  altitude  is -21.1 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB210910.03 errorbox 126 sec after trigger time at 2021-09-10 00:47:53 UT, with upper limit up to  18.2 mag. The observations began at zenith distance = 52 deg. The sun  altitude  is -31.5 deg. 

The galactic latitude b = -8 deg., longitude l = 58 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1715785

We obtain a following upper limits.  

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

      73 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 06m 54.92s , +17d 43m 28.7s) |  P- |    10 | 14.6 |        
      73 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 07m 21.30s , +18d 07m 03.2s) |  P| |    10 | 14.7 |        
      93 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 07m 21.25s , +18d 07m 02.6s) |  P| |    50 | 15.5 |  Coadd 
     293 | 2021-09-10 00:46:55 |   MASTER-Kislovodsk | (20h 07m 21.30s , +18d 07m 03.2s) |  P| |   450 | 15.8 |  Coadd 
     108 | 2021-09-10 00:47:25 |   MASTER-Kislovodsk | (20h 06m 59.57s , +17d 42m 25.4s) |  P- |    20 | 15.2 |        
     133 | 2021-09-10 00:47:25 |   MASTER-Kislovodsk | (20h 06m 59.60s , +17d 42m 25.9s) |  P- |    70 | 15.5 |  Coadd 
     108 | 2021-09-10 00:47:25 |   MASTER-Kislovodsk | (20h 07m 26.03s , +18d 06m 00.4s) |  P| |    20 | 15.3 |        
     136 | 2021-09-10 00:47:53 |         MASTER-OAFA | (20h 04m 21.05s , +20d 34m 02.9s) |   C |    20 | 17.0 |        
     149 | 2021-09-10 00:48:05 |   MASTER-Kislovodsk | (20h 06m 53.73s , +17d 41m 22.6s) |  P- |    20 | 15.2 |        
     149 | 2021-09-10 00:48:05 |   MASTER-Kislovodsk | (20h 07m 20.50s , +18d 04m 59.7s) |  P| |    20 | 15.1 |        
     181 | 2021-09-10 00:48:32 |         MASTER-OAFA | (20h 04m 24.67s , +20d 35m 55.0s) |   C |    30 | 17.2 |        
     194 | 2021-09-10 00:48:45 |   MASTER-Kislovodsk | (20h 07m 00.45s , +17d 41m 24.0s) |  P- |    30 | 15.1 |        
     194 | 2021-09-10 00:48:45 |   MASTER-Kislovodsk | (20h 07m 27.28s , +18d 04m 59.6s) |  P| |    30 | 15.4 |        
     244 | 2021-09-10 00:48:45 |   MASTER-Kislovodsk | (20h 07m 27.22s , +18d 04m 58.9s) |  P| |   130 | 15.9 |  Coadd 
     235 | 2021-09-10 00:49:22 |         MASTER-OAFA | (20h 04m 18.22s , +20d 34m 59.7s) |   C |    40 | 17.4 |        
     249 | 2021-09-10 00:49:35 |   MASTER-Kislovodsk | (20h 06m 57.46s , +17d 43m 11.7s) |  P- |    40 | 15.3 |        
     249 | 2021-09-10 00:49:35 |   MASTER-Kislovodsk | (20h 07m 24.40s , +18d 06m 47.7s) |  P| |    40 | 15.5 |        
     299 | 2021-09-10 00:50:21 |         MASTER-OAFA | (20h 04m 17.89s , +20d 35m 58.7s) |   C |    50 | 17.5 |        
     319 | 2021-09-10 00:50:36 |   MASTER-Kislovodsk | (20h 06m 57.28s , +17d 41m 14.5s) |  P- |    60 | 15.3 |        
     319 | 2021-09-10 00:50:36 |   MASTER-Kislovodsk | (20h 07m 24.58s , +18d 04m 53.6s) |  P| |    60 | 15.8 |        
     374 | 2021-09-10 00:51:30 |         MASTER-OAFA | (20h 04m 24.38s , +20d 34m 58.4s) |   C |    60 | 17.5 |        
     404 | 2021-09-10 00:51:56 |   MASTER-Kislovodsk | (20h 07m 00.21s , +17d 42m 39.0s) |  P- |    70 | 15.3 |        
     404 | 2021-09-10 00:51:56 |   MASTER-Kislovodsk | (20h 07m 27.68s , +18d 06m 19.8s) |  P| |    70 | 15.6 |        
     504 | 2021-09-10 00:51:56 |   MASTER-Kislovodsk | (20h 07m 27.67s , +18d 06m 19.6s) |  P| |   270 | 15.8 |  Coadd 
     505 | 2021-09-10 00:53:26 |   MASTER-Kislovodsk | (20h 06m 53.29s , +17d 41m 58.8s) |  P- |    90 | 15.4 |        
     505 | 2021-09-10 00:53:26 |   MASTER-Kislovodsk | (20h 07m 21.05s , +18d 05m 42.3s) |  P| |    90 | 15.6 |        
     625 | 2021-09-10 00:55:16 |   MASTER-Kislovodsk | (20h 06m 53.09s , +17d 42m 52.5s) |  P- |   110 | 15.4 |        
     625 | 2021-09-10 00:55:16 |   MASTER-Kislovodsk | (20h 07m 21.34s , +18d 06m 40.4s) |  P| |   110 | 15.7 |        
     672 | 2021-09-10 00:55:59 |         MASTER-OAFA | (20h 05m 07.45s , +16d 59m 57.7s) |   C |   120 | 18.1 |        
     770 | 2021-09-10 00:57:27 |   MASTER-Kislovodsk | (20h 06m 58.90s , +17d 41m 51.1s) |  P- |   140 | 15.3 |        
     770 | 2021-09-10 00:57:27 |   MASTER-Kislovodsk | (20h 07m 27.73s , +18d 05m 44.2s) |  P| |   140 | 15.4 |        
     821 | 2021-09-10 00:58:18 |         MASTER-OAFA | (20h 05m 11.45s , +17d 01m 07.4s) |   C |   140 | 18.1 |        
     946 | 2021-09-10 01:00:07 |   MASTER-Kislovodsk | (20h 06m 53.13s , +17d 40m 45.5s) |  P- |   170 | 15.1 |        
     946 | 2021-09-10 01:00:07 |   MASTER-Kislovodsk | (20h 07m 23.38s , +18d 04m 54.3s) |  P| |   170 | 14.9 |        
    1001 | 2021-09-10 01:00:57 |         MASTER-OAFA | (20h 05m 03.89s , +17d 00m 35.9s) |   C |   180 | 18.2 |        
    1141 | 2021-09-10 01:03:17 |   MASTER-Kislovodsk | (20h 06m 59.88s , +17d 41m 07.3s) |  P- |   180 | 14.9 |        
    1200 | 2021-09-10 01:04:16 |         MASTER-OAFA | (20h 05m 03.93s , +17d 01m 35.1s) |   C |   180 | 18.2 |        
    1341 | 2021-09-10 01:06:38 |   MASTER-Kislovodsk | (20h 06m 56.71s , +17d 42m 22.7s) |  P- |   180 | 14.2 |        
    1400 | 2021-09-10 01:07:36 |         MASTER-OAFA | (20h 05m 09.73s , +17d 00m 34.7s) |   C |   180 | 18.2 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2025

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Kislovodsk

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IAC

Argentina

Mexico

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Vostryakovo

MASTER WFC:
Raw | Processing | Search
Single sets | Single images
SN | Asteroid | Transient | Comet

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Raw | Processing | Search by orbit elements | Search
SN | Asteroid | Transient | Two tube | Short transient | Tr. difference | Comet | Nova M31 | GRB | GRB_HPX | LIGO
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