MASTER Net MASTER Database: GRB210207.60 page

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

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


Name FERMI GRB210207.60
Trignum 634400883
Trigger time 2021-02-07 14:27:58.98
Notice time 2021-02-07 14:37:28.884057
Coord, eb (09h 11m 52.80s , +04d 43m 48.0s) , 6.04
Max dist: 1 sigma 3 sigma
AGN candidates: Milliquas
r90wise
wiseXgaia
BL Lac candidates: 1 Sigma
3 Sigma

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

All alerts for this trigger
id noticetime coord2000 satel errorbox type trigger seq trig_type links
1541702 2021-02-07 14:37:28.884057 09h 11m 52.80s +04d 43m 48.0s FERMI 6.04 alert 634400883 1 115 alert
1541696 2021-02-07 14:29:58.457989 09h 13m 55.20s +01d 35m 24.0s FERMI 4.93 alert 634400883 2 112 alert
1541683 2021-02-07 14:28:44.058816 09h 39m 12.00s -01d 49m 58.8s FERMI 10.5 alert 634400883 3 111 alert

DAYS:

MASTER optical transients in this field
MASTER OT (J2000.0) Сoordinates Datetime Published Mag Site Image
J091936.62-055520.1 (09h 19m 36.62s , -05d 55m 20.1s) 2021-02-08 23:20:11.904 AT2021dbi on 2021-02-16 08:00:05.418556 17.245 SAAO Transient on SAAO

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

2021-02-07 14:27:58 (JD 2459253.102755)

Siderial time 2.169460 h

Ra 09:11:52.80 Dec 04:43:48.00
(137.970000d, 4.730000d)

Rise 2021-02-08 17:53:40

Transit 2021-02-09 00:24:35

Set 2021-02-08 06:59:27

Amur

Object: Altitude: 42.57 Azimuth: 338.71

Sun: Altitude: -51.75 Azimuth: 149.91

Moon: Altitude: -51.35 Azimuth: 241.09

Tunka

Object: Altitude: 32.48 Azimuth: 310.62

Sun: Altitude: -39.88 Azimuth: 120.62

Moon: Altitude: -60.71 Azimuth: 203.57

Kislovodsk

Object: Altitude: -4.27 Azimuth: 259.28

Sun: Altitude: -0.92 Azimuth: 69.64

Moon: Altitude: -46.23 Azimuth: 100.49

Tavrida

Object: Altitude: -9.95 Azimuth: 253.04

Sun: Altitude: 4.29 Azimuth: 63.60

Moon: Altitude: -40.06 Azimuth: 94.71

SAAO

Object: Altitude: -29.54 Azimuth: 284.31

Sun: Altitude: 37.81 Azimuth: 95.67

Moon: Altitude: -2.66 Azimuth: 59.10

IAC

Object: Altitude: -51.55 Azimuth: 214.04

Sun: Altitude: 43.40 Azimuth: 23.18

Moon: Altitude: 2.53 Azimuth: 60.79

Argentina

Object: Altitude: -49.36 Azimuth: 55.01

Sun: Altitude: 53.64 Azimuth: 251.24

Moon: Altitude: 70.78 Azimuth: 108.63

Mexico

Object: Altitude: -11.59 Azimuth: 102.81

Sun: Altitude: 3.20 Azimuth: 289.90

Moon: Altitude: 31.27 Azimuth: 337.41

Ural

Object: Altitude: 7.50 Azimuth: 272.87

Sun: Altitude: -14.49 Azimuth: 84.29

Moon: Altitude: -50.14 Azimuth: 132.54

Vostryakovo

Object: Altitude: -4.64 Azimuth: 254.74

Sun: Altitude: -2.44 Azimuth: 66.38

Moon: Altitude: -40.46 Azimuth: 106.91

Gal. latitude: 33.677074 Gal. longitude: 226.520093

Dist. to Sun: 169.056665

Dist. to Moon: 126.111570

Moon coord.: (265.618875 d, -24.096936 d)

Sun coord.: (321.173023 d, -15.210228 d)

Lunar disk: 0.198227

Lunar phase: 127.124245

Lunar bright limb: 91.232754

No SN in this field

2021-02-07 14:37:28 (JD 2459253.109352)

Siderial time 2.328227 h

Ra 09:11:52.80 Dec 04:43:48.00
(137.970000d, 4.730000d)

Rise 2021-02-08 17:53:40

Transit 2021-02-09 00:24:35

Set 2021-02-08 06:59:27

Amur

Object: Altitude: 43.08 Azimuth: 341.87

Sun: Altitude: -52.47 Azimuth: 153.45

Moon: Altitude: -50.07 Azimuth: 243.68

Tunka

Object: Altitude: 33.57 Azimuth: 313.13

Sun: Altitude: -41.13 Azimuth: 123.15

Moon: Altitude: -60.11 Azimuth: 207.61

Kislovodsk

Object: Altitude: -2.58 Azimuth: 260.95

Sun: Altitude: -2.53 Azimuth: 71.27

Moon: Altitude: -47.85 Azimuth: 102.41

Tavrida

Object: Altitude: -8.33 Azimuth: 254.79

Sun: Altitude: 2.77 Azimuth: 65.32

Moon: Altitude: -41.68 Azimuth: 96.44

SAAO

Object: Altitude: -27.59 Azimuth: 282.78

Sun: Altitude: 35.81 Azimuth: 94.27

Moon: Altitude: -4.30 Azimuth: 57.81

IAC

Object: Altitude: -50.32 Azimuth: 217.27

Sun: Altitude: 42.53 Azimuth: 26.08

Moon: Altitude: 0.76 Azimuth: 61.89

Argentina

Object: Altitude: -50.99 Azimuth: 52.32

Sun: Altitude: 55.54 Azimuth: 249.02

Moon: Altitude: 68.94 Azimuth: 105.83

Mexico

Object: Altitude: -13.58 Azimuth: 104.15

Sun: Altitude: 5.10 Azimuth: 291.17

Moon: Altitude: 31.98 Azimuth: 339.71

Ural

Object: Altitude: 8.79 Azimuth: 274.89

Sun: Altitude: -15.78 Azimuth: 86.26

Moon: Altitude: -51.04 Azimuth: 135.49

Vostryakovo

Object: Altitude: -3.33 Azimuth: 256.72

Sun: Altitude: -3.68 Azimuth: 68.31

Moon: Altitude: -41.70 Azimuth: 109.13

Gal. latitude: 33.677074 Gal. longitude: 226.520093

Dist. to Sun: 169.056779

Dist. to Moon: 126.198421

Moon coord.: (265.718910 d, -24.107762 d)

Sun coord.: (321.179607 d, -15.208156 d)

Lunar disk: 0.197637

Lunar phase: 127.209189

Lunar bright limb: 91.185268

No SN in this field

2021-02-07 15:37:28 (JD 2459253.151019)

Siderial time 3.330965 h

Ra 09:11:52.80 Dec 04:43:48.00
(137.970000d, 4.730000d)

Rise 2021-02-08 17:53:40

Transit 2021-02-09 00:24:35

Set 2021-02-08 06:59:27

Amur

Object: Altitude: 44.38 Azimuth: 2.59

Sun: Altitude: -54.86 Azimuth: 177.67

Moon: Altitude: -41.44 Azimuth: 257.96

Tunka

Object: Altitude: 39.33 Azimuth: 330.38

Sun: Altitude: -48.00 Azimuth: 141.10

Moon: Altitude: -54.58 Azimuth: 229.87

Kislovodsk

Object: Altitude: 8.25 Azimuth: 271.34

Sun: Altitude: -13.04 Azimuth: 81.33

Moon: Altitude: -57.70 Azimuth: 116.94

Tavrida

Object: Altitude: 2.19 Azimuth: 265.51

Sun: Altitude: -7.26 Azimuth: 75.78

Moon: Altitude: -51.70 Azimuth: 108.92

SAAO

Object: Altitude: -15.03 Azimuth: 273.97

Sun: Altitude: 23.15 Azimuth: 86.19

Moon: Altitude: -14.02 Azimuth: 48.84

IAC

Object: Altitude: -40.82 Azimuth: 233.93

Sun: Altitude: 35.10 Azimuth: 42.07

Moon: Altitude: -10.77 Azimuth: 68.22

Argentina

Object: Altitude: -59.52 Azimuth: 30.45

Sun: Altitude: 66.53 Azimuth: 229.18

Moon: Altitude: 56.90 Azimuth: 93.95

Mexico

Object: Altitude: -25.77 Azimuth: 113.43

Sun: Altitude: 16.70 Azimuth: 300.01

Moon: Altitude: 34.61 Azimuth: 355.13

Ural

Object: Altitude: 16.80 Azimuth: 287.89

Sun: Altitude: -23.91 Azimuth: 99.01

Moon: Altitude: -55.51 Azimuth: 156.27

Vostryakovo

Object: Altitude: 5.13 Azimuth: 269.10

Sun: Altitude: -11.86 Azimuth: 80.37

Moon: Altitude: -49.05 Azimuth: 124.71

Gal. latitude: 33.677074 Gal. longitude: 226.520093

Dist. to Sun: 169.057410

Dist. to Moon: 126.746575

Moon coord.: (266.350976 d, -24.174614 d)

Sun coord.: (321.221188 d, -15.195069 d)

Lunar disk: 0.193922

Lunar phase: 127.745557

Lunar bright limb: 90.884226

No SN in this field

2024-10-18 03:18:45 (JD 2460601.638021)

Siderial time 7.627865 h

Ra 09:11:52.80 Dec 04:43:48.00
(137.970000d, 4.730000d)

Rise 2024-10-19 01:17:50

Transit 2024-10-18 07:52:42

Set 2024-10-18 14:23:37

Amur

Object: Altitude: 18.61 Azimuth: 74.36

Sun: Altitude: 30.03 Azimuth: 1.39

Moon: Altitude: -24.13 Azimuth: 172.75

Tunka

Object: Altitude: 31.56 Azimuth: 51.36

Sun: Altitude: 25.38 Azimuth: 334.54

Moon: Altitude: -17.62 Azimuth: 148.30

Kislovodsk

Object: Altitude: 47.66 Azimuth: 331.76

Sun: Altitude: -2.19 Azimuth: 281.27

Moon: Altitude: 11.78 Azimuth: 99.95

Tavrida

Object: Altitude: 43.47 Azimuth: 321.19

Sun: Altitude: -8.36 Azimuth: 275.32

Moon: Altitude: 17.95 Azimuth: 93.95

SAAO

Object: Altitude: 36.67 Azimuth: 233.57

Sun: Altitude: -7.59 Azimuth: 286.54

Moon: Altitude: 10.61 Azimuth: 115.86

IAC

Object: Altitude: 13.08 Azimuth: 271.66

Sun: Altitude: -50.41 Azimuth: 249.36

Moon: Altitude: 60.08 Azimuth: 70.38

Argentina

Object: Altitude: -36.40 Azimuth: 289.68

Sun: Altitude: -45.95 Azimuth: 22.40

Moon: Altitude: 37.74 Azimuth: 209.32

Mexico

Object: Altitude: -53.32 Azimuth: 194.18

Sun: Altitude: -33.42 Azimuth: 99.38

Moon: Altitude: 29.26 Azimuth: 269.13

Ural

Object: Altitude: 37.68 Azimuth: 357.95

Sun: Altitude: 4.09 Azimuth: 294.78

Moon: Altitude: 4.78 Azimuth: 110.90

Vostryakovo

Object: Altitude: 35.99 Azimuth: 330.77

Sun: Altitude: -7.05 Azimuth: 276.77

Moon: Altitude: 16.21 Azimuth: 93.54

Gal. latitude: 33.677074 Gal. longitude: 226.520093

Dist. to Sun: 66.426602

Dist. to Moon: 104.870950

Moon coord.: (31.139559 d, 15.272512 d)

Sun coord.: (203.065728 d, -9.644237 d)

Lunar disk: 0.992947

Lunar phase: 9.634657

Lunar bright limb: 55.420485

No SN in this field
Recent coverage and limits telegrams

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

  ID = 3734
TYPE = 35
DAYS = 2


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) started inspect of the FERMI GRB 210207A ( Fermi GBM team, GCN 29416) errorbox  13574 sec after notice time and 13602 sec after trigger time at 2021-02-07 18:14:41 UT, with upper limit up to  20.2 mag. Observations started at twilight.  The observations began at zenith distance = 74 deg. The sun  altitude  is -8.5 deg. 

MASTER-Tavrida robotic telescope  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the FERMI GRB 210207A errorbox  38186 sec after notice time and 38214 sec after trigger time at 2021-02-08 01:04:53 UT, with upper limit up to  16.4 mag. The observations began at zenith distance = 59 deg. The sun  altitude  is -40.9 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB 210207A errorbox  43638 sec after notice time and 43666 sec after trigger time at 2021-02-08 02:35:45 UT, with upper limit up to  19.4 mag. The observations began at zenith distance = 45 deg. The sun  altitude  is -33.9 deg. 

The galactic latitude b = 32 deg., longitude l = 230 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1541696

We obtain a following upper limits.  

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

   13632 | 2021-02-07 18:14:41 |         MASTER-SAAO | (09h 21m 17.86s , +03d 57m 57.2s) |   C |    60 | 14.1 |        
   13712 | 2021-02-07 18:16:01 |         MASTER-SAAO | (09h 09m 19.15s , +07d 57m 36.7s) |   C |    60 | 15.3 |        
   13891 | 2021-02-07 18:18:59 |         MASTER-SAAO | (09h 23m 02.39s , +05d 58m 05.0s) |   C |    60 | 14.8 |        
   14068 | 2021-02-07 18:21:56 |         MASTER-SAAO | (09h 04m 15.83s , +01d 58m 26.2s) |   C |    60 | 16.4 |        
   14147 | 2021-02-07 18:23:16 |         MASTER-SAAO | (09h 20m 16.34s , +01d 59m 51.9s) |   C |    60 | 16.1 |        
   14227 | 2021-02-07 18:24:36 |         MASTER-SAAO | (09h 20m 03.38s , -00d 01m 06.7s) |   C |    60 | 17.0 |        
   14387 | 2021-02-07 18:27:15 |         MASTER-SAAO | (09h 05m 19.99s , +03d 57m 34.1s) |   C |    60 | 17.0 |        
   14466 | 2021-02-07 18:28:35 |         MASTER-SAAO | (09h 06m 56.83s , +05d 59m 03.6s) |   C |    60 | 17.0 |        
   14546 | 2021-02-07 18:29:55 |         MASTER-SAAO | (09h 21m 20.34s , +03d 57m 57.4s) |   C |    60 | 16.8 |        
   14626 | 2021-02-07 18:31:14 |         MASTER-SAAO | (09h 09m 19.98s , +07d 59m 20.3s) |   C |    60 | 17.4 |        
   14803 | 2021-02-07 18:34:11 |         MASTER-SAAO | (09h 22m 59.45s , +05d 59m 52.1s) |   C |    60 | 17.2 |        
   14980 | 2021-02-07 18:37:08 |         MASTER-SAAO | (09h 04m 15.52s , +01d 57m 23.0s) |   C |    60 | 18.2 |        
   15060 | 2021-02-07 18:38:28 |         MASTER-SAAO | (09h 20m 22.87s , +01d 57m 51.0s) |   C |    60 | 17.8 |        
   15139 | 2021-02-07 18:39:48 |         MASTER-SAAO | (09h 19m 59.64s , -00d 00m 23.3s) |   C |    60 | 19.0 |        
   15299 | 2021-02-07 18:42:27 |         MASTER-SAAO | (09h 05m 20.16s , +03d 59m 20.7s) |   C |    60 | 18.4 |        
   15378 | 2021-02-07 18:43:47 |         MASTER-SAAO | (09h 06m 54.73s , +05d 58m 26.8s) |   C |    60 | 18.4 |        
   15458 | 2021-02-07 18:45:07 |         MASTER-SAAO | (09h 21m 17.35s , +03d 59m 49.5s) |   C |    60 | 17.8 |        
   15538 | 2021-02-07 18:46:26 |         MASTER-SAAO | (09h 09m 20.38s , +07d 58m 28.8s) |   C |    60 | 18.6 |        
   15851 | 2021-02-07 18:51:40 |         MASTER-SAAO | (09h 23m 04.67s , +05d 57m 52.0s) |   C |    60 | 18.1 |        
   15931 | 2021-02-07 18:52:59 |         MASTER-SAAO | (09h 04m 17.37s , +01d 58m 45.4s) |   C |    60 | 18.7 |        
   16011 | 2021-02-07 18:54:19 |         MASTER-SAAO | (09h 20m 18.32s , +01d 57m 53.5s) |   C |    60 | 18.8 |        
   16090 | 2021-02-07 18:55:39 |         MASTER-SAAO | (09h 20m 01.92s , -00d 00m 23.2s) |   C |    60 | 19.6 |        
   18923 | 2021-02-07 19:42:51 |         MASTER-SAAO | (09h 03m 57.70s , -00d 02m 44.5s) |   C |    60 | 19.1 |        
   19805 | 2021-02-07 19:57:33 |         MASTER-SAAO | (08h 49m 23.93s , +03d 57m 03.1s) |   C |    60 | 19.1 |        
   19885 | 2021-02-07 19:58:53 |         MASTER-SAAO | (09h 04m 05.28s , -00d 01m 24.3s) |   C |    60 | 19.3 |        
   20046 | 2021-02-07 20:01:34 |         MASTER-SAAO | (08h 48m 27.20s , +01d 58m 22.4s) |   C |    60 | 19.3 |        
   20140 | 2021-02-07 20:03:08 |         MASTER-SAAO | (09h 37m 19.44s , +03d 58m 47.8s) |   C |    60 | 19.4 |        
   20331 | 2021-02-07 20:06:19 |         MASTER-SAAO | (09h 36m 22.16s , +01d 58m 51.4s) |   C |    60 | 19.4 |        
   20745 | 2021-02-07 20:13:13 |         MASTER-SAAO | (08h 49m 24.42s , +03d 58m 23.0s) |   C |    60 | 19.2 |        
   20824 | 2021-02-07 20:14:33 |         MASTER-SAAO | (09h 04m 01.95s , -00d 02m 03.7s) |   C |    60 | 19.4 |        
   20984 | 2021-02-07 20:17:12 |         MASTER-SAAO | (08h 48m 27.66s , +01d 57m 43.9s) |   C |    60 | 19.3 |        
   21078 | 2021-02-07 20:18:46 |         MASTER-SAAO | (09h 37m 18.78s , +03d 57m 50.3s) |   C |    60 | 19.5 |        
   21252 | 2021-02-07 20:21:40 |         MASTER-SAAO | (09h 36m 34.88s , +01d 58m 58.0s) |   C |    60 | 19.1 |        
   21651 | 2021-02-07 20:28:20 |         MASTER-SAAO | (08h 49m 24.34s , +03d 57m 50.5s) |   C |    60 | 19.1 |        
   21731 | 2021-02-07 20:29:39 |         MASTER-SAAO | (09h 20m 23.78s , -02d 02m 38.7s) |   C |    60 | 19.8 |        
   21891 | 2021-02-07 20:32:19 |         MASTER-SAAO | (08h 48m 24.61s , +01d 58m 36.8s) |   C |    60 | 19.2 |        
   21971 | 2021-02-07 20:33:39 |         MASTER-SAAO | (09h 37m 32.00s , +03d 57m 46.1s) |   C |    60 | 19.3 |        
   22050 | 2021-02-07 20:34:59 |         MASTER-SAAO | (09h 04m 29.80s , -02d 01m 15.9s) |   C |    60 | 19.2 |        
   22210 | 2021-02-07 20:37:38 |         MASTER-SAAO | (09h 36m 21.93s , +01d 59m 37.0s) |   C |    60 | 19.5 |        
   22529 | 2021-02-07 20:42:57 |         MASTER-SAAO | (08h 48m 05.85s , -00d 01m 26.6s) |   C |    60 | 19.2 |        
   22608 | 2021-02-07 20:44:17 |         MASTER-SAAO | (09h 36m 04.96s , -00d 02m 00.1s) |   C |    60 | 19.5 |        
   22688 | 2021-02-07 20:45:36 |         MASTER-SAAO | (09h 20m 30.18s , -02d 00m 50.4s) |   C |    60 | 19.6 |        
   23007 | 2021-02-07 20:50:56 |         MASTER-SAAO | (09h 04m 23.31s , -02d 02m 43.9s) |   C |    60 | 19.1 |        
   23087 | 2021-02-07 20:52:15 |         MASTER-SAAO | (09h 05m 30.04s , -04d 02m 25.7s) |   C |    60 | 19.3 |        
   23246 | 2021-02-07 20:54:55 |         MASTER-SAAO | (09h 36m 26.64s , -02d 01m 49.2s) |   C |    60 | 19.3 |        
   23326 | 2021-02-07 20:56:15 |         MASTER-SAAO | (09h 21m 31.82s , -04d 00m 53.9s) |   C |    60 | 19.5 |        
   23486 | 2021-02-07 20:58:54 |         MASTER-SAAO | (08h 48m 02.32s , -00d 00m 55.6s) |   C |    60 | 19.0 |        
   23566 | 2021-02-07 21:00:14 |         MASTER-SAAO | (09h 36m 07.23s , -00d 01m 16.4s) |   C |    60 | 19.5 |        
   23647 | 2021-02-07 21:01:35 |         MASTER-SAAO | (09h 20m 24.05s , -02d 02m 28.5s) |   C |    60 | 19.7 |        
   23966 | 2021-02-07 21:06:54 |         MASTER-SAAO | (09h 04m 28.25s , -02d 00m 45.8s) |   C |    60 | 19.0 |        
   24046 | 2021-02-07 21:08:14 |         MASTER-SAAO | (09h 05m 23.46s , -04d 01m 37.0s) |   C |    60 | 19.4 |        
   24205 | 2021-02-07 21:10:54 |         MASTER-SAAO | (09h 36m 30.24s , -02d 01m 13.7s) |   C |    60 | 19.4 |        
   24285 | 2021-02-07 21:12:13 |         MASTER-SAAO | (09h 21m 25.08s , -04d 02m 23.7s) |   C |    60 | 19.6 |        
   24444 | 2021-02-07 21:14:53 |         MASTER-SAAO | (08h 48m 13.21s , -00d 01m 07.6s) |   C |    60 | 18.7 |        
   24524 | 2021-02-07 21:16:12 |         MASTER-SAAO | (09h 36m 04.98s , -00d 01m 42.8s) |   C |    60 | 19.4 |        
   25002 | 2021-02-07 21:24:11 |         MASTER-SAAO | (09h 05m 33.07s , -04d 02m 03.4s) |   C |    60 | 19.1 |        
   25161 | 2021-02-07 21:26:50 |         MASTER-SAAO | (09h 36m 26.81s , -02d 01m 50.0s) |   C |    60 | 19.2 |        
   26505 | 2021-02-07 21:49:13 |         MASTER-SAAO | (09h 21m 35.13s , -04d 00m 03.4s) |   C |    60 | 19.6 |        
   38245 | 2021-02-08 01:04:53 |      MASTER-Tavrida | (09h 05m 18.78s , +05d 59m 22.7s) |   C |    60 | 14.5 |        
   43696 | 2021-02-08 02:35:45 |         MASTER-OAFA | (09h 16m 12.62s , +03d 25m 04.0s) |   C |    60 | 13.4 |        
   43776 | 2021-02-08 02:37:05 |         MASTER-OAFA | (09h 04m 00.53s , +07d 25m 12.1s) |   C |    60 | 15.8 |        
   43855 | 2021-02-08 02:38:24 |         MASTER-OAFA | (08h 59m 05.59s , +01d 23m 09.7s) |   C |    60 | 16.5 |        
   43935 | 2021-02-08 02:39:43 |         MASTER-OAFA | (09h 15m 08.63s , +01d 25m 16.2s) |   C |    60 | 17.9 |        
   44014 | 2021-02-08 02:41:03 |         MASTER-OAFA | (09h 20m 16.98s , +07d 25m 28.7s) |   C |    60 | 14.6 |        
   44257 | 2021-02-08 02:45:05 |         MASTER-OAFA | (08h 58m 49.22s , -00d 35m 00.4s) |   C |    60 | 15.6 |        
   44415 | 2021-02-08 02:47:44 |         MASTER-OAFA | (09h 14m 45.73s , -00d 34m 23.1s) |   C |    60 | 15.5 |        
   44495 | 2021-02-08 02:49:03 |         MASTER-OAFA | (09h 01m 48.94s , +05d 24m 16.0s) |   C |    60 | 17.3 |        
   44574 | 2021-02-08 02:50:23 |         MASTER-OAFA | (09h 09m 45.91s , +05d 23m 27.2s) |   C |    60 | 18.4 |        
   44654 | 2021-02-08 02:51:42 |         MASTER-OAFA | (09h 00m 10.28s , +03d 23m 17.9s) |   C |    60 | 18.5 |        
   44733 | 2021-02-08 02:53:02 |         MASTER-OAFA | (09h 08m 07.76s , +03d 25m 27.0s) |   C |    60 | 18.4 |        
   44813 | 2021-02-08 02:54:21 |         MASTER-OAFA | (09h 16m 09.27s , +03d 23m 46.4s) |   C |    60 | 17.8 |        
   44895 | 2021-02-08 02:55:44 |         MASTER-OAFA | (09h 24m 13.77s , +03d 25m 23.4s) |   C |    60 | 16.3 |        
   45054 | 2021-02-08 02:58:23 |         MASTER-OAFA | (09h 12m 05.32s , +07d 25m 29.6s) |   C |    60 | 17.6 |        
   45134 | 2021-02-08 02:59:42 |         MASTER-OAFA | (08h 59m 10.94s , +01d 24m 15.3s) |   C |    60 | 14.9 |        
   45382 | 2021-02-08 03:03:51 |         MASTER-OAFA | (09h 23m 09.12s , +01d 25m 37.0s) |   C |    60 | 16.9 |        
   45860 | 2021-02-08 03:11:48 |         MASTER-OAFA | (08h 53m 40.00s , +05d 23m 03.8s) |   C |    60 | 16.9 |        
   45939 | 2021-02-08 03:13:08 |         MASTER-OAFA | (08h 58m 51.29s , -00d 36m 31.3s) |   C |    60 | 17.5 |        
   46019 | 2021-02-08 03:14:28 |         MASTER-OAFA | (09h 06m 49.19s , -00d 35m 01.9s) |   C |    60 | 18.5 |        
   46260 | 2021-02-08 03:18:29 |         MASTER-OAFA | (09h 14m 46.80s , -00d 35m 25.6s) |   C |    60 | 19.4 |        
   46340 | 2021-02-08 03:19:48 |         MASTER-OAFA | (09h 22m 47.18s , -00d 34m 14.7s) |   C |    60 | 19.4 |        
   46422 | 2021-02-08 03:21:10 |         MASTER-OAFA | (09h 01m 47.52s , +05d 24m 13.1s) |   C |    60 | 18.6 |        
   46501 | 2021-02-08 03:22:30 |         MASTER-OAFA | (09h 09m 44.20s , +05d 23m 24.4s) |   C |    60 | 18.5 |        
   46581 | 2021-02-08 03:23:49 |         MASTER-OAFA | (09h 00m 10.08s , +03d 23m 21.4s) |   C |    60 | 18.7 |        
   46665 | 2021-02-08 03:25:14 |         MASTER-OAFA | (09h 08m 07.86s , +03d 24m 56.2s) |   C |    60 | 18.0 |        
   46745 | 2021-02-08 03:26:33 |         MASTER-OAFA | (09h 16m 09.32s , +03d 24m 02.6s) |   C |    60 | 18.5 |        
   46826 | 2021-02-08 03:27:54 |         MASTER-OAFA | (09h 24m 13.79s , +03d 25m 39.0s) |   C |    60 | 18.4 |        
   46905 | 2021-02-08 03:29:14 |         MASTER-OAFA | (09h 04m 01.32s , +07d 24m 15.4s) |   C |    60 | 17.0 |        
   46989 | 2021-02-08 03:30:38 |         MASTER-OAFA | (09h 12m 06.19s , +07d 25m 26.5s) |   C |    60 | 16.2 |        
   47391 | 2021-02-08 03:37:19 |         MASTER-OAFA | (09h 20m 14.13s , +07d 23m 53.6s) |   C |    60 | 18.7 |        
   47470 | 2021-02-08 03:38:39 |         MASTER-OAFA | (09h 28m 21.45s , +07d 25m 36.6s) |   C |    60 | 18.8 |        
   49230 | 2021-02-08 04:07:59 |         MASTER-OAFA | (08h 53m 43.10s , +05d 22m 58.7s) |   C |    60 | 18.2 |        
   49312 | 2021-02-08 04:09:20 |         MASTER-OAFA | (08h 58m 52.00s , -00d 35m 04.4s) |   C |    60 | 18.6 |        
   49391 | 2021-02-08 04:10:40 |         MASTER-OAFA | (09h 06m 46.64s , -00d 35m 44.6s) |   C |    60 | 14.6 |        
   53550 | 2021-02-08 05:19:58 |         MASTER-OAFA | (09h 09m 51.98s , +05d 23m 58.4s) |   C |    60 | 17.6 |        
   53629 | 2021-02-08 05:21:18 |         MASTER-OAFA | (09h 08m 04.88s , +03d 22m 54.5s) |   C |    60 | 15.3 |        
   66139 | 2021-02-08 08:49:47 |         MASTER-OAFA | (09h 17m 49.60s , +05d 23m 04.0s) |   C |    60 | 17.1 |        
   66221 | 2021-02-08 08:51:09 |         MASTER-OAFA | (09h 32m 11.92s , +03d 22m 38.2s) |   C |    60 | 18.3 |        
   66301 | 2021-02-08 08:52:29 |         MASTER-OAFA | (09h 31m 07.11s , +01d 22m 31.1s) |   C |    60 | 16.1 |        
   66460 | 2021-02-08 08:55:09 |         MASTER-OAFA | (09h 33m 56.34s , +05d 23m 29.5s) |   C |    60 | 18.0 |        
   66540 | 2021-02-08 08:56:28 |         MASTER-OAFA | (09h 15m 10.89s , -02d 37m 36.3s) |   C |    60 | 17.9 |        
   66619 | 2021-02-08 08:57:47 |         MASTER-OAFA | (08h 59m 05.81s , -02d 37m 38.0s) |   C |    60 | 16.7 |        
   66699 | 2021-02-08 08:59:07 |         MASTER-OAFA | (09h 30m 43.12s , -00d 36m 25.1s) |   C |    60 | 16.6 |        
   96122 | 2021-02-08 17:09:30 |      MASTER-Tavrida | (09h 14m 03.49s , +00d 16m 53.9s) |   C |    60 | 14.8 |        
   96201 | 2021-02-08 17:10:50 |      MASTER-Tavrida | (09h 19m 34.94s , +08d 15m 52.2s) |   C |    60 | 15.1 |        
   96360 | 2021-02-08 17:13:28 |      MASTER-Tavrida | (09h 17m 11.63s , +06d 15m 22.5s) |   C |    60 | 15.2 |        
   96439 | 2021-02-08 17:14:48 |      MASTER-Tavrida | (08h 58m 24.83s , +02d 16m 45.8s) |   C |    60 | 15.6 |        
   96598 | 2021-02-08 17:17:27 |      MASTER-Tavrida | (08h 58m 09.03s , +00d 16m 56.3s) |   C |    60 | 14.0 |        
   96836 | 2021-02-08 17:21:25 |      MASTER-Tavrida | (09h 14m 28.91s , +02d 16m 07.0s) |   C |    60 | 13.8 |        
   97225 | 2021-02-08 17:27:53 |      MASTER-Tavrida | (08h 49m 12.97s , +04d 13m 20.6s) |   C |    60 | 14.4 |        
   97384 | 2021-02-08 17:30:32 |      MASTER-Tavrida | (09h 30m 26.52s , +02d 17m 16.4s) |   C |    60 | 15.1 |        
   97543 | 2021-02-08 17:33:11 |      MASTER-Tavrida | (09h 33m 16.60s , +06d 17m 14.3s) |   C |    60 | 13.3 |        
   97622 | 2021-02-08 17:34:31 |      MASTER-Tavrida | (09h 14m 21.89s , -01d 43m 32.1s) |   C |    60 | 13.3 |        
   97869 | 2021-02-08 17:38:37 |      MASTER-Tavrida | (09h 14m 22.16s , +02d 17m 24.4s) |   C |    60 | 15.8 |        
   97948 | 2021-02-08 17:39:57 |      MASTER-Tavrida | (08h 48m 21.41s , +02d 14m 24.2s) |   C |    60 | 15.7 |        
   98028 | 2021-02-08 17:41:16 |      MASTER-Tavrida | (09h 14m 02.25s , +00d 15m 29.2s) |   C |    60 | 16.4 |        
   98107 | 2021-02-08 17:42:36 |      MASTER-Tavrida | (09h 31m 31.51s , +04d 15m 35.7s) |   C |    60 | 16.3 |        
   98187 | 2021-02-08 17:43:55 |      MASTER-Tavrida | (08h 49m 16.39s , +04d 15m 08.6s) |   C |    60 | 15.7 |        
   98346 | 2021-02-08 17:46:34 |      MASTER-Tavrida | (09h 30m 29.37s , +02d 17m 34.1s) |   C |    60 | 14.0 |        
   98504 | 2021-02-08 17:49:13 |      MASTER-Tavrida | (09h 33m 09.58s , +06d 17m 35.4s) |   C |    60 | 15.5 |        
   98584 | 2021-02-08 17:50:32 |      MASTER-Tavrida | (09h 14m 28.36s , -01d 43m 19.3s) |   C |    60 | 15.0 |        
   98663 | 2021-02-08 17:51:51 |      MASTER-Tavrida | (08h 58m 22.37s , -01d 44m 30.4s) |   C |    60 | 14.8 |        
  100553 | 2021-02-08 18:23:21 |         MASTER-SAAO | (09h 05m 14.45s , +03d 57m 22.9s) |   C |    60 | 16.6 |        
  100633 | 2021-02-08 18:24:41 |         MASTER-SAAO | (09h 06m 59.84s , +05d 57m 45.2s) |   C |    60 | 16.6 |        
  100712 | 2021-02-08 18:26:01 |         MASTER-SAAO | (09h 21m 21.23s , +03d 59m 23.3s) |   C |    60 | 16.4 |        
  100792 | 2021-02-08 18:27:20 |         MASTER-SAAO | (09h 23m 03.49s , +05d 58m 10.2s) |   C |    60 | 16.6 |        
  100872 | 2021-02-08 18:28:40 |         MASTER-SAAO | (09h 09m 20.31s , +07d 59m 27.7s) |   C |    60 | 17.4 |        
  100951 | 2021-02-08 18:30:00 |         MASTER-SAAO | (09h 04m 16.05s , +01d 58m 27.3s) |   C |    60 | 17.6 |        
  101031 | 2021-02-08 18:31:19 |         MASTER-SAAO | (09h 20m 18.24s , +01d 59m 52.1s) |   C |    60 | 17.4 |        
  101190 | 2021-02-08 18:33:59 |         MASTER-SAAO | (09h 19m 58.10s , -00d 02m 07.8s) |   C |    60 | 18.5 |        
  101540 | 2021-02-08 18:39:49 |         MASTER-SAAO | (09h 05m 21.39s , +03d 59m 08.4s) |   C |    60 | 18.6 |        
  101620 | 2021-02-08 18:41:09 |         MASTER-SAAO | (09h 06m 55.15s , +05d 58m 24.6s) |   C |    60 | 18.6 |        
  101700 | 2021-02-08 18:42:28 |         MASTER-SAAO | (09h 21m 17.80s , +03d 59m 47.4s) |   C |    60 | 18.1 |        
  101780 | 2021-02-08 18:43:48 |         MASTER-SAAO | (09h 23m 05.76s , +05d 58m 48.9s) |   C |    60 | 18.2 |        
  101860 | 2021-02-08 18:45:08 |         MASTER-SAAO | (09h 09m 14.89s , +07d 57m 28.0s) |   C |    60 | 18.8 |        
  101939 | 2021-02-08 18:46:28 |         MASTER-SAAO | (09h 04m 22.98s , +01d 57m 31.6s) |   C |    60 | 19.0 |        
  102019 | 2021-02-08 18:47:47 |         MASTER-SAAO | (09h 20m 20.08s , +01d 59m 35.6s) |   C |    60 | 18.9 |        
  102179 | 2021-02-08 18:50:27 |         MASTER-SAAO | (09h 20m 03.37s , -00d 00m 18.9s) |   C |    60 | 19.7 |        
  102437 | 2021-02-08 18:54:46 |      MASTER-Tavrida | (08h 59m 29.15s , -03d 42m 46.7s) |   C |    60 | 14.3 |        
  102437 | 2021-02-08 18:54:46 |      MASTER-Tavrida | (09h 05m 25.67s , -03d 44m 27.2s) |   C |    60 | 13.9 |        
  102574 | 2021-02-08 18:57:02 |         MASTER-SAAO | (09h 05m 21.12s , +03d 58m 12.8s) |   C |    60 | 19.1 |        
  102930 | 2021-02-08 19:02:59 |         MASTER-SAAO | (09h 07m 00.91s , +05d 57m 41.4s) |   C |    60 | 19.2 |        
  103010 | 2021-02-08 19:04:18 |         MASTER-SAAO | (09h 21m 20.39s , +03d 59m 12.2s) |   C |    60 | 19.1 |        
  103090 | 2021-02-08 19:05:38 |         MASTER-SAAO | (09h 23m 02.81s , +05d 58m 06.0s) |   C |    60 | 19.0 |        
  103170 | 2021-02-08 19:06:58 |         MASTER-SAAO | (09h 09m 20.98s , +07d 59m 16.5s) |   C |    60 | 19.5 |        
  103249 | 2021-02-08 19:08:18 |         MASTER-SAAO | (09h 04m 15.75s , +01d 58m 21.5s) |   C |    60 | 19.4 |        
  103329 | 2021-02-08 19:09:38 |         MASTER-SAAO | (09h 20m 15.59s , +01d 59m 43.5s) |   C |    60 | 19.3 |        
  103340 | 2021-02-08 19:09:48 |      MASTER-Tavrida | (08h 48m 04.74s , +00d 14m 03.6s) |   C |    60 | 15.4 |        
  103420 | 2021-02-08 19:11:08 |      MASTER-Tavrida | (09h 30m 02.65s , +00d 16m 05.0s) |   C |    60 | 14.4 |        
  103420 | 2021-02-08 19:11:08 |      MASTER-Tavrida | (09h 35m 58.89s , +00d 14m 24.4s) |   C |    60 | 14.2 |        
  103488 | 2021-02-08 19:12:17 |         MASTER-SAAO | (09h 19m 55.92s , -00d 02m 15.1s) |   C |    60 | 20.1 |        
  106062 | 2021-02-08 19:55:10 |         MASTER-SAAO | (09h 04m 02.47s , -00d 00m 53.7s) |   C |    60 | 19.7 |        
  106901 | 2021-02-08 20:09:09 |         MASTER-SAAO | (08h 49m 25.74s , +03d 58m 35.8s) |   C |    60 | 19.4 |        
  106981 | 2021-02-08 20:10:29 |         MASTER-SAAO | (09h 04m 03.89s , -00d 01m 48.9s) |   C |    60 | 19.6 |        
  107141 | 2021-02-08 20:13:09 |         MASTER-SAAO | (08h 48m 28.62s , +01d 57m 55.7s) |   C |    60 | 19.3 |        
  107316 | 2021-02-08 20:16:05 |         MASTER-SAAO | (09h 37m 26.36s , +03d 57m 46.5s) |   C |    60 | 19.5 |        
  107491 | 2021-02-08 20:19:00 |         MASTER-SAAO | (09h 36m 35.35s , +01d 57m 47.1s) |   C |    60 | 19.0 |        
  107810 | 2021-02-08 20:24:19 |         MASTER-SAAO | (08h 49m 26.31s , +03d 57m 50.3s) |   C |    60 | 19.5 |        
  107890 | 2021-02-08 20:25:38 |         MASTER-SAAO | (09h 04m 04.75s , -00d 02m 53.8s) |   C |    60 | 19.7 |        
  108049 | 2021-02-08 20:28:18 |         MASTER-SAAO | (08h 48m 26.10s , +01d 58m 23.5s) |   C |    60 | 19.3 |        
  108209 | 2021-02-08 20:30:57 |         MASTER-SAAO | (09h 37m 35.52s , +03d 59m 25.9s) |   C |    60 | 19.4 |        
  108289 | 2021-02-08 20:32:17 |         MASTER-SAAO | (09h 20m 24.51s , -02d 01m 35.1s) |   C |    60 | 20.1 |        
  108448 | 2021-02-08 20:34:57 |         MASTER-SAAO | (09h 36m 30.20s , +01d 58m 38.1s) |   C |    60 | 19.9 |        
  108767 | 2021-02-08 20:40:15 |         MASTER-SAAO | (08h 49m 23.89s , +03d 57m 27.6s) |   C |    60 | 19.5 |        
  108847 | 2021-02-08 20:41:35 |         MASTER-SAAO | (09h 04m 30.87s , -02d 00m 50.4s) |   C |    60 | 19.3 |        
  109006 | 2021-02-08 20:44:15 |         MASTER-SAAO | (08h 48m 24.44s , +01d 59m 01.7s) |   C |    60 | 19.5 |        
  109166 | 2021-02-08 20:46:54 |         MASTER-SAAO | (09h 37m 26.61s , +03d 57m 44.4s) |   C |    60 | 19.9 |        
  109245 | 2021-02-08 20:48:14 |         MASTER-SAAO | (09h 20m 30.09s , -02d 02m 01.1s) |   C |    60 | 20.2 |        
  109405 | 2021-02-08 20:50:54 |         MASTER-SAAO | (09h 36m 27.31s , +01d 57m 49.2s) |   C |    60 | 20.0 |        
  109645 | 2021-02-08 20:54:53 |         MASTER-SAAO | (08h 48m 04.24s , -00d 00m 52.0s) |   C |    60 | 19.5 |        
  109804 | 2021-02-08 20:57:33 |         MASTER-SAAO | (09h 04m 23.93s , -02d 02m 35.8s) |   C |    60 | 19.6 |        
  109884 | 2021-02-08 20:58:52 |         MASTER-SAAO | (09h 36m 09.12s , -00d 02m 10.4s) |   C |    60 | 20.0 |        
  110124 | 2021-02-08 21:02:52 |         MASTER-SAAO | (09h 05m 30.58s , -04d 00m 37.0s) |   C |    60 | 19.6 |        
  110204 | 2021-02-08 21:04:12 |         MASTER-SAAO | (09h 20m 24.03s , -02d 01m 20.7s) |   C |    60 | 20.2 |        
  110364 | 2021-02-08 21:06:52 |         MASTER-SAAO | (09h 36m 30.99s , -02d 01m 08.0s) |   C |    60 | 19.9 |        
  110443 | 2021-02-08 21:08:12 |         MASTER-SAAO | (09h 21m 26.77s , -04d 02m 18.0s) |   C |    60 | 20.0 |        
  110603 | 2021-02-08 21:10:51 |         MASTER-SAAO | (08h 48m 14.96s , -00d 01m 11.0s) |   C |    60 | 19.1 |        
  110762 | 2021-02-08 21:13:31 |         MASTER-SAAO | (09h 04m 31.72s , -02d 00m 33.2s) |   C |    60 | 19.4 |        
  110842 | 2021-02-08 21:14:51 |         MASTER-SAAO | (09h 36m 03.91s , -00d 01m 04.6s) |   C |    60 | 20.0 |        
  111081 | 2021-02-08 21:18:50 |         MASTER-SAAO | (09h 05m 27.44s , -04d 02m 22.9s) |   C |    60 | 19.5 |        
  111321 | 2021-02-08 21:22:49 |         MASTER-SAAO | (09h 36m 28.20s , -02d 01m 55.6s) |   C |    60 | 19.9 |        
  111400 | 2021-02-08 21:24:09 |         MASTER-SAAO | (09h 21m 33.34s , -04d 00m 20.4s) |   C |    60 | 20.0 |        
  111560 | 2021-02-08 21:26:48 |         MASTER-SAAO | (08h 48m 20.24s , -00d 00m 29.6s) |   C |    60 | 19.1 |        
  111799 | 2021-02-08 21:30:48 |         MASTER-SAAO | (09h 36m 09.80s , -00d 01m 36.7s) |   C |    60 | 20.1 |        
  112038 | 2021-02-08 21:34:47 |         MASTER-SAAO | (09h 05m 42.16s , -04d 00m 36.3s) |   C |    60 | 19.3 |        
  112677 | 2021-02-08 21:45:25 |         MASTER-SAAO | (09h 36m 31.25s , -02d 01m 37.6s) |   C |    60 | 19.5 |        
  112756 | 2021-02-08 21:46:45 |         MASTER-SAAO | (09h 21m 39.46s , -04d 00m 02.6s) |   C |    60 | 19.6 |        
  115095 | 2021-02-08 22:25:43 |      MASTER-Tavrida | (09h 15m 26.58s , -03d 51m 32.1s) |   C |    60 | 12.2 |        
  115095 | 2021-02-08 22:25:43 |      MASTER-Tavrida | (09h 21m 28.03s , -03d 53m 21.6s) |   C |    60 | 12.8 |        
  154594 | 2021-02-09 09:24:03 |         MASTER-OAFA | (09h 32m 02.67s , +04d 46m 52.5s) |   C |    60 | 16.5 |        
  154754 | 2021-02-09 09:26:42 |         MASTER-OAFA | (09h 30m 53.43s , +02d 46m 59.9s) |   C |    60 | 16.0 |        
  154833 | 2021-02-09 09:28:01 |         MASTER-OAFA | (09h 38m 59.85s , +02d 46m 10.9s) |   C |    60 | 16.1 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 3733
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) started inspect of the FERMI GRB 210207A ( Fermi GBM team, GCN 29416) errorbox  13574 sec after notice time and 13602 sec after trigger time at 2021-02-07 18:14:41 UT, with upper limit up to  19.8 mag. Observations started at twilight.  The observations began at zenith distance = 74 deg. The sun  altitude  is -8.5 deg. 

MASTER-Tavrida robotic telescope  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the FERMI GRB 210207A errorbox  38186 sec after notice time and 38214 sec after trigger time at 2021-02-08 01:04:53 UT, with upper limit up to  14.5 mag. The observations began at zenith distance = 59 deg. The sun  altitude  is -40.9 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB 210207A errorbox  43638 sec after notice time and 43666 sec after trigger time at 2021-02-08 02:35:45 UT, with upper limit up to  19.4 mag. The observations began at zenith distance = 45 deg. The sun  altitude  is -33.9 deg. 

The galactic latitude b = 32 deg., longitude l = 230 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1541692

We obtain a following upper limits.  

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

   13632 | 2021-02-07 18:14:41 |         MASTER-SAAO | (09h 21m 17.86s , +03d 57m 57.2s) |   C |    60 | 14.1 |        
   13712 | 2021-02-07 18:16:01 |         MASTER-SAAO | (09h 09m 19.15s , +07d 57m 36.7s) |   C |    60 | 15.3 |        
   13891 | 2021-02-07 18:18:59 |         MASTER-SAAO | (09h 23m 02.39s , +05d 58m 05.0s) |   C |    60 | 14.8 |        
   14068 | 2021-02-07 18:21:56 |         MASTER-SAAO | (09h 04m 15.83s , +01d 58m 26.2s) |   C |    60 | 16.4 |        
   14147 | 2021-02-07 18:23:16 |         MASTER-SAAO | (09h 20m 16.34s , +01d 59m 51.9s) |   C |    60 | 16.1 |        
   14227 | 2021-02-07 18:24:36 |         MASTER-SAAO | (09h 20m 03.38s , -00d 01m 06.7s) |   C |    60 | 17.0 |        
   14387 | 2021-02-07 18:27:15 |         MASTER-SAAO | (09h 05m 19.99s , +03d 57m 34.1s) |   C |    60 | 17.0 |        
   14466 | 2021-02-07 18:28:35 |         MASTER-SAAO | (09h 06m 56.83s , +05d 59m 03.6s) |   C |    60 | 17.0 |        
   14546 | 2021-02-07 18:29:55 |         MASTER-SAAO | (09h 21m 20.34s , +03d 57m 57.4s) |   C |    60 | 16.8 |        
   14626 | 2021-02-07 18:31:14 |         MASTER-SAAO | (09h 09m 19.98s , +07d 59m 20.3s) |   C |    60 | 17.4 |        
   14803 | 2021-02-07 18:34:11 |         MASTER-SAAO | (09h 22m 59.45s , +05d 59m 52.1s) |   C |    60 | 17.2 |        
   14980 | 2021-02-07 18:37:08 |         MASTER-SAAO | (09h 04m 15.52s , +01d 57m 23.0s) |   C |    60 | 18.2 |        
   15060 | 2021-02-07 18:38:28 |         MASTER-SAAO | (09h 20m 22.87s , +01d 57m 51.0s) |   C |    60 | 17.8 |        
   15139 | 2021-02-07 18:39:48 |         MASTER-SAAO | (09h 19m 59.64s , -00d 00m 23.3s) |   C |    60 | 19.0 |        
   15299 | 2021-02-07 18:42:27 |         MASTER-SAAO | (09h 05m 20.16s , +03d 59m 20.7s) |   C |    60 | 18.4 |        
   15378 | 2021-02-07 18:43:47 |         MASTER-SAAO | (09h 06m 54.73s , +05d 58m 26.8s) |   C |    60 | 18.4 |        
   15458 | 2021-02-07 18:45:07 |         MASTER-SAAO | (09h 21m 17.35s , +03d 59m 49.5s) |   C |    60 | 17.8 |        
   15538 | 2021-02-07 18:46:26 |         MASTER-SAAO | (09h 09m 20.38s , +07d 58m 28.8s) |   C |    60 | 18.6 |        
   15851 | 2021-02-07 18:51:40 |         MASTER-SAAO | (09h 23m 04.67s , +05d 57m 52.0s) |   C |    60 | 18.1 |        
   15931 | 2021-02-07 18:52:59 |         MASTER-SAAO | (09h 04m 17.37s , +01d 58m 45.4s) |   C |    60 | 18.7 |        
   16011 | 2021-02-07 18:54:19 |         MASTER-SAAO | (09h 20m 18.32s , +01d 57m 53.5s) |   C |    60 | 18.8 |        
   16090 | 2021-02-07 18:55:39 |         MASTER-SAAO | (09h 20m 01.92s , -00d 00m 23.2s) |   C |    60 | 19.6 |        
   18923 | 2021-02-07 19:42:51 |         MASTER-SAAO | (09h 03m 57.70s , -00d 02m 44.5s) |   C |    60 | 19.1 |        
   19805 | 2021-02-07 19:57:33 |         MASTER-SAAO | (08h 49m 23.93s , +03d 57m 03.1s) |   C |    60 | 19.1 |        
   19885 | 2021-02-07 19:58:53 |         MASTER-SAAO | (09h 04m 05.28s , -00d 01m 24.3s) |   C |    60 | 19.3 |        
   20046 | 2021-02-07 20:01:34 |         MASTER-SAAO | (08h 48m 27.20s , +01d 58m 22.4s) |   C |    60 | 19.3 |        
   20140 | 2021-02-07 20:03:08 |         MASTER-SAAO | (09h 37m 19.44s , +03d 58m 47.8s) |   C |    60 | 19.4 |        
   20331 | 2021-02-07 20:06:19 |         MASTER-SAAO | (09h 36m 22.16s , +01d 58m 51.4s) |   C |    60 | 19.4 |        
   20745 | 2021-02-07 20:13:13 |         MASTER-SAAO | (08h 49m 24.42s , +03d 58m 23.0s) |   C |    60 | 19.2 |        
   20824 | 2021-02-07 20:14:33 |         MASTER-SAAO | (09h 04m 01.95s , -00d 02m 03.7s) |   C |    60 | 19.4 |        
   20984 | 2021-02-07 20:17:12 |         MASTER-SAAO | (08h 48m 27.66s , +01d 57m 43.9s) |   C |    60 | 19.3 |        
   21078 | 2021-02-07 20:18:46 |         MASTER-SAAO | (09h 37m 18.78s , +03d 57m 50.3s) |   C |    60 | 19.5 |        
   21252 | 2021-02-07 20:21:40 |         MASTER-SAAO | (09h 36m 34.88s , +01d 58m 58.0s) |   C |    60 | 19.1 |        
   21651 | 2021-02-07 20:28:20 |         MASTER-SAAO | (08h 49m 24.34s , +03d 57m 50.5s) |   C |    60 | 19.1 |        
   21731 | 2021-02-07 20:29:39 |         MASTER-SAAO | (09h 20m 23.78s , -02d 02m 38.7s) |   C |    60 | 19.8 |        
   21891 | 2021-02-07 20:32:19 |         MASTER-SAAO | (08h 48m 24.61s , +01d 58m 36.8s) |   C |    60 | 19.2 |        
   21971 | 2021-02-07 20:33:39 |         MASTER-SAAO | (09h 37m 32.00s , +03d 57m 46.1s) |   C |    60 | 19.3 |        
   22050 | 2021-02-07 20:34:59 |         MASTER-SAAO | (09h 04m 29.80s , -02d 01m 15.9s) |   C |    60 | 19.2 |        
   22210 | 2021-02-07 20:37:38 |         MASTER-SAAO | (09h 36m 21.93s , +01d 59m 37.0s) |   C |    60 | 19.5 |        
   22529 | 2021-02-07 20:42:57 |         MASTER-SAAO | (08h 48m 05.85s , -00d 01m 26.6s) |   C |    60 | 19.2 |        
   22608 | 2021-02-07 20:44:17 |         MASTER-SAAO | (09h 36m 04.96s , -00d 02m 00.1s) |   C |    60 | 19.5 |        
   22688 | 2021-02-07 20:45:36 |         MASTER-SAAO | (09h 20m 30.18s , -02d 00m 50.4s) |   C |    60 | 19.6 |        
   23007 | 2021-02-07 20:50:56 |         MASTER-SAAO | (09h 04m 23.31s , -02d 02m 43.9s) |   C |    60 | 19.1 |        
   23087 | 2021-02-07 20:52:15 |         MASTER-SAAO | (09h 05m 30.04s , -04d 02m 25.7s) |   C |    60 | 19.3 |        
   23246 | 2021-02-07 20:54:55 |         MASTER-SAAO | (09h 36m 26.64s , -02d 01m 49.2s) |   C |    60 | 19.3 |        
   23326 | 2021-02-07 20:56:15 |         MASTER-SAAO | (09h 21m 31.82s , -04d 00m 53.9s) |   C |    60 | 19.5 |        
   23486 | 2021-02-07 20:58:54 |         MASTER-SAAO | (08h 48m 02.32s , -00d 00m 55.6s) |   C |    60 | 19.0 |        
   23566 | 2021-02-07 21:00:14 |         MASTER-SAAO | (09h 36m 07.23s , -00d 01m 16.4s) |   C |    60 | 19.5 |        
   23647 | 2021-02-07 21:01:35 |         MASTER-SAAO | (09h 20m 24.05s , -02d 02m 28.5s) |   C |    60 | 19.7 |        
   23966 | 2021-02-07 21:06:54 |         MASTER-SAAO | (09h 04m 28.25s , -02d 00m 45.8s) |   C |    60 | 19.0 |        
   24046 | 2021-02-07 21:08:14 |         MASTER-SAAO | (09h 05m 23.46s , -04d 01m 37.0s) |   C |    60 | 19.4 |        
   24205 | 2021-02-07 21:10:54 |         MASTER-SAAO | (09h 36m 30.24s , -02d 01m 13.7s) |   C |    60 | 19.4 |        
   24285 | 2021-02-07 21:12:13 |         MASTER-SAAO | (09h 21m 25.08s , -04d 02m 23.7s) |   C |    60 | 19.6 |        
   24444 | 2021-02-07 21:14:53 |         MASTER-SAAO | (08h 48m 13.21s , -00d 01m 07.6s) |   C |    60 | 18.7 |        
   24524 | 2021-02-07 21:16:12 |         MASTER-SAAO | (09h 36m 04.98s , -00d 01m 42.8s) |   C |    60 | 19.4 |        
   25002 | 2021-02-07 21:24:11 |         MASTER-SAAO | (09h 05m 33.07s , -04d 02m 03.4s) |   C |    60 | 19.1 |        
   25161 | 2021-02-07 21:26:50 |         MASTER-SAAO | (09h 36m 26.81s , -02d 01m 50.0s) |   C |    60 | 19.2 |        
   26505 | 2021-02-07 21:49:13 |         MASTER-SAAO | (09h 21m 35.13s , -04d 00m 03.4s) |   C |    60 | 19.6 |        
   38245 | 2021-02-08 01:04:53 |      MASTER-Tavrida | (09h 05m 18.78s , +05d 59m 22.7s) |   C |    60 | 14.5 |        
   43696 | 2021-02-08 02:35:45 |         MASTER-OAFA | (09h 16m 12.62s , +03d 25m 04.0s) |   C |    60 | 13.4 |        
   43776 | 2021-02-08 02:37:05 |         MASTER-OAFA | (09h 04m 00.53s , +07d 25m 12.1s) |   C |    60 | 15.8 |        
   43855 | 2021-02-08 02:38:24 |         MASTER-OAFA | (08h 59m 05.59s , +01d 23m 09.7s) |   C |    60 | 16.5 |        
   43935 | 2021-02-08 02:39:43 |         MASTER-OAFA | (09h 15m 08.63s , +01d 25m 16.2s) |   C |    60 | 17.9 |        
   44014 | 2021-02-08 02:41:03 |         MASTER-OAFA | (09h 20m 16.98s , +07d 25m 28.7s) |   C |    60 | 14.6 |        
   44257 | 2021-02-08 02:45:05 |         MASTER-OAFA | (08h 58m 49.22s , -00d 35m 00.4s) |   C |    60 | 15.6 |        
   44415 | 2021-02-08 02:47:44 |         MASTER-OAFA | (09h 14m 45.73s , -00d 34m 23.1s) |   C |    60 | 15.5 |        
   44495 | 2021-02-08 02:49:03 |         MASTER-OAFA | (09h 01m 48.94s , +05d 24m 16.0s) |   C |    60 | 17.3 |        
   44574 | 2021-02-08 02:50:23 |         MASTER-OAFA | (09h 09m 45.91s , +05d 23m 27.2s) |   C |    60 | 18.4 |        
   44654 | 2021-02-08 02:51:42 |         MASTER-OAFA | (09h 00m 10.28s , +03d 23m 17.9s) |   C |    60 | 18.5 |        
   44733 | 2021-02-08 02:53:02 |         MASTER-OAFA | (09h 08m 07.76s , +03d 25m 27.0s) |   C |    60 | 18.4 |        
   44813 | 2021-02-08 02:54:21 |         MASTER-OAFA | (09h 16m 09.27s , +03d 23m 46.4s) |   C |    60 | 17.8 |        
   44895 | 2021-02-08 02:55:44 |         MASTER-OAFA | (09h 24m 13.77s , +03d 25m 23.4s) |   C |    60 | 16.3 |        
   45054 | 2021-02-08 02:58:23 |         MASTER-OAFA | (09h 12m 05.32s , +07d 25m 29.6s) |   C |    60 | 17.6 |        
   45134 | 2021-02-08 02:59:42 |         MASTER-OAFA | (08h 59m 10.94s , +01d 24m 15.3s) |   C |    60 | 14.9 |        
   45382 | 2021-02-08 03:03:51 |         MASTER-OAFA | (09h 23m 09.12s , +01d 25m 37.0s) |   C |    60 | 16.9 |        
   45860 | 2021-02-08 03:11:48 |         MASTER-OAFA | (08h 53m 40.00s , +05d 23m 03.8s) |   C |    60 | 16.9 |        
   45939 | 2021-02-08 03:13:08 |         MASTER-OAFA | (08h 58m 51.29s , -00d 36m 31.3s) |   C |    60 | 17.5 |        
   46019 | 2021-02-08 03:14:28 |         MASTER-OAFA | (09h 06m 49.19s , -00d 35m 01.9s) |   C |    60 | 18.5 |        
   46260 | 2021-02-08 03:18:29 |         MASTER-OAFA | (09h 14m 46.80s , -00d 35m 25.6s) |   C |    60 | 19.4 |        
   46340 | 2021-02-08 03:19:48 |         MASTER-OAFA | (09h 22m 47.18s , -00d 34m 14.7s) |   C |    60 | 19.4 |        
   46422 | 2021-02-08 03:21:10 |         MASTER-OAFA | (09h 01m 47.52s , +05d 24m 13.1s) |   C |    60 | 18.6 |        
   46501 | 2021-02-08 03:22:30 |         MASTER-OAFA | (09h 09m 44.20s , +05d 23m 24.4s) |   C |    60 | 18.5 |        
   46581 | 2021-02-08 03:23:49 |         MASTER-OAFA | (09h 00m 10.08s , +03d 23m 21.4s) |   C |    60 | 18.7 |        
   46665 | 2021-02-08 03:25:14 |         MASTER-OAFA | (09h 08m 07.86s , +03d 24m 56.2s) |   C |    60 | 18.0 |        
   46745 | 2021-02-08 03:26:33 |         MASTER-OAFA | (09h 16m 09.32s , +03d 24m 02.6s) |   C |    60 | 18.5 |        
   46826 | 2021-02-08 03:27:54 |         MASTER-OAFA | (09h 24m 13.79s , +03d 25m 39.0s) |   C |    60 | 18.4 |        
   46905 | 2021-02-08 03:29:14 |         MASTER-OAFA | (09h 04m 01.32s , +07d 24m 15.4s) |   C |    60 | 17.0 |        
   46989 | 2021-02-08 03:30:38 |         MASTER-OAFA | (09h 12m 06.19s , +07d 25m 26.5s) |   C |    60 | 16.2 |        
   47391 | 2021-02-08 03:37:19 |         MASTER-OAFA | (09h 20m 14.13s , +07d 23m 53.6s) |   C |    60 | 18.7 |        
   47470 | 2021-02-08 03:38:39 |         MASTER-OAFA | (09h 28m 21.45s , +07d 25m 36.6s) |   C |    60 | 18.8 |        
   49230 | 2021-02-08 04:07:59 |         MASTER-OAFA | (08h 53m 43.10s , +05d 22m 58.7s) |   C |    60 | 18.2 |        
   49312 | 2021-02-08 04:09:20 |         MASTER-OAFA | (08h 58m 52.00s , -00d 35m 04.4s) |   C |    60 | 18.6 |        
   49391 | 2021-02-08 04:10:40 |         MASTER-OAFA | (09h 06m 46.64s , -00d 35m 44.6s) |   C |    60 | 14.6 |        
   53550 | 2021-02-08 05:19:58 |         MASTER-OAFA | (09h 09m 51.98s , +05d 23m 58.4s) |   C |    60 | 17.6 |        
   53629 | 2021-02-08 05:21:18 |         MASTER-OAFA | (09h 08m 04.88s , +03d 22m 54.5s) |   C |    60 | 15.3 |        
   66139 | 2021-02-08 08:49:47 |         MASTER-OAFA | (09h 17m 49.60s , +05d 23m 04.0s) |   C |    60 | 17.1 |        
   66221 | 2021-02-08 08:51:09 |         MASTER-OAFA | (09h 32m 11.92s , +03d 22m 38.2s) |   C |    60 | 18.3 |        
   66301 | 2021-02-08 08:52:29 |         MASTER-OAFA | (09h 31m 07.11s , +01d 22m 31.1s) |   C |    60 | 16.1 |        
   66460 | 2021-02-08 08:55:09 |         MASTER-OAFA | (09h 33m 56.34s , +05d 23m 29.5s) |   C |    60 | 18.0 |        
   66540 | 2021-02-08 08:56:28 |         MASTER-OAFA | (09h 15m 10.89s , -02d 37m 36.3s) |   C |    60 | 17.9 |        
   66619 | 2021-02-08 08:57:47 |         MASTER-OAFA | (08h 59m 05.81s , -02d 37m 38.0s) |   C |    60 | 16.7 |        
   66699 | 2021-02-08 08:59:07 |         MASTER-OAFA | (09h 30m 43.12s , -00d 36m 25.1s) |   C |    60 | 16.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 3732
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) started inspect of the FERMI GRB 210207A ( Fermi GBM team, GCN 29416) errorbox  13574 sec after notice time and 13602 sec after trigger time at 2021-02-07 18:14:41 UT, with upper limit up to  19.0 mag. Observations started at twilight.  The observations began at zenith distance = 74 deg. The sun  altitude  is -8.5 deg. 

The galactic latitude b = 34 deg., longitude l = 227 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1541702

We obtain a following upper limits.  

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

   13632 | 2021-02-07 18:14:41 |         MASTER-SAAO | (09h 21m 17.86s , +03d 57m 57.2s) |   C |    60 | 14.1 |        
   13712 | 2021-02-07 18:16:01 |         MASTER-SAAO | (09h 09m 19.15s , +07d 57m 36.7s) |   C |    60 | 15.3 |        
   13891 | 2021-02-07 18:18:59 |         MASTER-SAAO | (09h 23m 02.39s , +05d 58m 05.0s) |   C |    60 | 14.8 |        
   14068 | 2021-02-07 18:21:56 |         MASTER-SAAO | (09h 04m 15.83s , +01d 58m 26.2s) |   C |    60 | 16.4 |        
   14147 | 2021-02-07 18:23:16 |         MASTER-SAAO | (09h 20m 16.34s , +01d 59m 51.9s) |   C |    60 | 16.1 |        
   14227 | 2021-02-07 18:24:36 |         MASTER-SAAO | (09h 20m 03.38s , -00d 01m 06.7s) |   C |    60 | 17.0 |        
   14307 | 2021-02-07 18:25:55 |         MASTER-SAAO | (09h 25m 24.18s , +07d 57m 54.8s) |   C |    60 | 15.8 |        
   14387 | 2021-02-07 18:27:15 |         MASTER-SAAO | (09h 05m 19.99s , +03d 57m 34.1s) |   C |    60 | 17.0 |        
   14466 | 2021-02-07 18:28:35 |         MASTER-SAAO | (09h 06m 56.83s , +05d 59m 03.6s) |   C |    60 | 17.0 |        
   14546 | 2021-02-07 18:29:55 |         MASTER-SAAO | (09h 21m 20.34s , +03d 57m 57.4s) |   C |    60 | 16.8 |        
   14626 | 2021-02-07 18:31:14 |         MASTER-SAAO | (09h 09m 19.98s , +07d 59m 20.3s) |   C |    60 | 17.4 |        
   14803 | 2021-02-07 18:34:11 |         MASTER-SAAO | (09h 22m 59.45s , +05d 59m 52.1s) |   C |    60 | 17.2 |        
   14980 | 2021-02-07 18:37:08 |         MASTER-SAAO | (09h 04m 15.52s , +01d 57m 23.0s) |   C |    60 | 18.2 |        
   15060 | 2021-02-07 18:38:28 |         MASTER-SAAO | (09h 20m 22.87s , +01d 57m 51.0s) |   C |    60 | 17.8 |        
   15139 | 2021-02-07 18:39:48 |         MASTER-SAAO | (09h 19m 59.64s , -00d 00m 23.3s) |   C |    60 | 19.0 |        
   15219 | 2021-02-07 18:41:07 |         MASTER-SAAO | (09h 25m 27.02s , +07d 58m 21.0s) |   C |    60 | 17.8 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 3731
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) started inspect of the FERMI GRB 210207A ( Fermi GBM team, GCN 29416) errorbox  13574 sec after notice time and 13602 sec after trigger time at 2021-02-07 18:14:41 UT, with upper limit up to  19.0 mag. Observations started at twilight.  The observations began at zenith distance = 74 deg. The sun  altitude  is -8.5 deg. 

The galactic latitude b = 34 deg., longitude l = 227 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1541702

We obtain a following upper limits.  

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

   13632 | 2021-02-07 18:14:41 |         MASTER-SAAO | (09h 21m 17.86s , +03d 57m 57.2s) |   C |    60 | 14.1 |        
   13712 | 2021-02-07 18:16:01 |         MASTER-SAAO | (09h 09m 19.15s , +07d 57m 36.7s) |   C |    60 | 15.3 |        
   13891 | 2021-02-07 18:18:59 |         MASTER-SAAO | (09h 23m 02.39s , +05d 58m 05.0s) |   C |    60 | 14.8 |        
   14068 | 2021-02-07 18:21:56 |         MASTER-SAAO | (09h 04m 15.83s , +01d 58m 26.2s) |   C |    60 | 16.4 |        
   14147 | 2021-02-07 18:23:16 |         MASTER-SAAO | (09h 20m 16.34s , +01d 59m 51.9s) |   C |    60 | 16.1 |        
   14227 | 2021-02-07 18:24:36 |         MASTER-SAAO | (09h 20m 03.38s , -00d 01m 06.7s) |   C |    60 | 17.0 |        
   14307 | 2021-02-07 18:25:55 |         MASTER-SAAO | (09h 25m 24.18s , +07d 57m 54.8s) |   C |    60 | 15.8 |        
   14387 | 2021-02-07 18:27:15 |         MASTER-SAAO | (09h 05m 19.99s , +03d 57m 34.1s) |   C |    60 | 17.0 |        
   14466 | 2021-02-07 18:28:35 |         MASTER-SAAO | (09h 06m 56.83s , +05d 59m 03.6s) |   C |    60 | 17.0 |        
   14546 | 2021-02-07 18:29:55 |         MASTER-SAAO | (09h 21m 20.34s , +03d 57m 57.4s) |   C |    60 | 16.8 |        
   14626 | 2021-02-07 18:31:14 |         MASTER-SAAO | (09h 09m 19.98s , +07d 59m 20.3s) |   C |    60 | 17.4 |        
   14803 | 2021-02-07 18:34:11 |         MASTER-SAAO | (09h 22m 59.45s , +05d 59m 52.1s) |   C |    60 | 17.2 |        
   14980 | 2021-02-07 18:37:08 |         MASTER-SAAO | (09h 04m 15.52s , +01d 57m 23.0s) |   C |    60 | 18.2 |        
   15060 | 2021-02-07 18:38:28 |         MASTER-SAAO | (09h 20m 22.87s , +01d 57m 51.0s) |   C |    60 | 17.8 |        
   15139 | 2021-02-07 18:39:48 |         MASTER-SAAO | (09h 19m 59.64s , -00d 00m 23.3s) |   C |    60 | 19.0 |        
   15219 | 2021-02-07 18:41:07 |         MASTER-SAAO | (09h 25m 27.02s , +07d 58m 21.0s) |   C |    60 | 17.8 |        
Filter C is a clear (unfiltred) band. 


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



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  ID = 3730
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) started inspect of the FERMI GRB 210207A ( Fermi GBM team, GCN 29416) errorbox  13574 sec after notice time and 13602 sec after trigger time at 2021-02-07 18:14:41 UT, with upper limit up to  19.0 mag. Observations started at twilight.  The observations began at zenith distance = 74 deg. The sun  altitude  is -8.5 deg. 

The galactic latitude b = 34 deg., longitude l = 227 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1541702

We obtain a following upper limits.  

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

   13632 | 2021-02-07 18:14:41 |         MASTER-SAAO | (09h 21m 17.86s , +03d 57m 57.2s) |   C |    60 | 14.1 |        
   13712 | 2021-02-07 18:16:01 |         MASTER-SAAO | (09h 09m 19.15s , +07d 57m 36.7s) |   C |    60 | 15.3 |        
   13891 | 2021-02-07 18:18:59 |         MASTER-SAAO | (09h 23m 02.39s , +05d 58m 05.0s) |   C |    60 | 14.8 |        
   14068 | 2021-02-07 18:21:56 |         MASTER-SAAO | (09h 04m 15.83s , +01d 58m 26.2s) |   C |    60 | 16.4 |        
   14147 | 2021-02-07 18:23:16 |         MASTER-SAAO | (09h 20m 16.34s , +01d 59m 51.9s) |   C |    60 | 16.1 |        
   14227 | 2021-02-07 18:24:36 |         MASTER-SAAO | (09h 20m 03.38s , -00d 01m 06.7s) |   C |    60 | 17.0 |        
   14307 | 2021-02-07 18:25:55 |         MASTER-SAAO | (09h 25m 24.18s , +07d 57m 54.8s) |   C |    60 | 15.8 |        
   14387 | 2021-02-07 18:27:15 |         MASTER-SAAO | (09h 05m 19.99s , +03d 57m 34.1s) |   C |    60 | 17.0 |        
   14466 | 2021-02-07 18:28:35 |         MASTER-SAAO | (09h 06m 56.83s , +05d 59m 03.6s) |   C |    60 | 17.0 |        
   14546 | 2021-02-07 18:29:55 |         MASTER-SAAO | (09h 21m 20.34s , +03d 57m 57.4s) |   C |    60 | 16.8 |        
   14626 | 2021-02-07 18:31:14 |         MASTER-SAAO | (09h 09m 19.98s , +07d 59m 20.3s) |   C |    60 | 17.4 |        
   14803 | 2021-02-07 18:34:11 |         MASTER-SAAO | (09h 22m 59.45s , +05d 59m 52.1s) |   C |    60 | 17.2 |        
   14980 | 2021-02-07 18:37:08 |         MASTER-SAAO | (09h 04m 15.52s , +01d 57m 23.0s) |   C |    60 | 18.2 |        
   15060 | 2021-02-07 18:38:28 |         MASTER-SAAO | (09h 20m 22.87s , +01d 57m 51.0s) |   C |    60 | 17.8 |        
   15139 | 2021-02-07 18:39:48 |         MASTER-SAAO | (09h 19m 59.64s , -00d 00m 23.3s) |   C |    60 | 19.0 |        
   15219 | 2021-02-07 18:41:07 |         MASTER-SAAO | (09h 25m 27.02s , +07d 58m 21.0s) |   C |    60 | 17.8 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2024