MASTER Net MASTER Database: GRB210511.48 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 GRB210511.48
Trignum 642425204
Trigger time 2021-05-11 11:26:39.26
Notice time 2021-05-11 11:36:21.207938
Coord, eb (21h 04m 43.20s , +61d 41m 24.0s) , 1
Max dist: 1 sigma 3 sigma
AGN candidates: Milliquas
r90wise
wiseXgaia
BL Lac candidates: 1 Sigma
3 Sigma

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

All alerts for this trigger
id noticetime coord2000 satel errorbox type trigger seq trig_type links
2249413 2023-08-03 11:47:30.720074 20h 56m 24.00s +56d 18m 00.0s GFERMI 1.72047 retraction 642425204 1 4044 retraction
1611133 2021-05-11 11:49:15.85061 20h 56m 24.00s +56d 18m 00.0s GFERMI 1.72047 alert 642425204 1 2001 alert
1611121 2021-05-11 11:36:29.387321 21h 04m 43.20s +61d 41m 24.0s FERMI 1 alert 642425204 2 115 alert
1611116 2021-05-11 11:30:25.177138 21h 12m 55.20s +61d 27m 00.0s FERMI 1.38 alert 642425204 6 112 alert
1611106 2021-05-11 11:29:36.800602 20h 24m 00.00s +53d 36m 00.0s FERMI 4.17 alert 642425204 4 111 alert

DAYS:

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

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

2021-05-11 11:26:39 (JD 2459345.976840)

Siderial time 5.250256 h

Ra 21:04:43.20 Dec 61:41:24.00
(316.180000d, 61.690000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 24.96 Azimuth: 196.30

Sun: Altitude: -4.02 Azimuth: 124.61

Moon: Altitude: -7.96 Azimuth: 125.30

Tunka

Object: Altitude: 23.68 Azimuth: 184.14

Sun: Altitude: 10.43 Azimuth: 105.80

Moon: Altitude: 6.45 Azimuth: 106.12

Kislovodsk

Object: Altitude: 23.60 Azimuth: 155.75

Sun: Altitude: 50.64 Azimuth: 60.34

Moon: Altitude: 46.64 Azimuth: 60.55

Tavrida

Object: Altitude: 27.15 Azimuth: 152.21

Sun: Altitude: 55.04 Azimuth: 48.67

Moon: Altitude: 51.09 Azimuth: 49.69

SAAO

Object: Altitude: -35.47 Azimuth: 145.92

Sun: Altitude: 38.01 Azimuth: 163.40

Moon: Altitude: 40.05 Azimuth: 158.97

IAC

Object: Altitude: 34.81 Azimuth: 147.51

Sun: Altitude: 65.98 Azimuth: 290.43

Moon: Altitude: 66.60 Azimuth: 300.27

Argentina

Object: Altitude: -4.35 Azimuth: 172.64

Sun: Altitude: 1.56 Azimuth: 247.71

Moon: Altitude: 5.46 Azimuth: 248.58

Mexico

Object: Altitude: 55.19 Azimuth: 200.90

Sun: Altitude: -12.57 Azimuth: 239.83

Moon: Altitude: -12.23 Azimuth: 243.91

Ural

Object: Altitude: 31.91 Azimuth: 161.07

Sun: Altitude: 35.03 Azimuth: 67.04

Moon: Altitude: 31.11 Azimuth: 67.98

Vostryakovo

Object: Altitude: 35.36 Azimuth: 150.73

Sun: Altitude: 45.91 Azimuth: 44.25

Moon: Altitude: 42.11 Azimuth: 45.97

Gal. latitude: 9.796069 Gal. longitude: 99.464941

Dist. to Sun: 75.246408

Dist. to Moon: 76.469321

Moon coord.: (45.423852 d, 15.003904 d)

Sun coord.: (48.262802 d, 17.931868 d)

Lunar disk: 0.001227

Lunar phase: 175.985295

Lunar bright limb: 42.342435

No SN in this field

2021-05-11 11:36:21 (JD 2459345.983576)

Siderial time 5.412365 h

Ra 21:04:43.20 Dec 61:41:24.00
(316.180000d, 61.690000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 25.41 Azimuth: 197.47

Sun: Altitude: -5.28 Azimuth: 126.55

Moon: Altitude: -9.14 Azimuth: 127.26

Tunka

Object: Altitude: 23.80 Azimuth: 185.40

Sun: Altitude: 9.00 Azimuth: 107.63

Moon: Altitude: 5.08 Azimuth: 107.95

Kislovodsk

Object: Altitude: 22.89 Azimuth: 156.74

Sun: Altitude: 49.10 Azimuth: 63.00

Moon: Altitude: 45.17 Azimuth: 63.03

Tavrida

Object: Altitude: 26.36 Azimuth: 153.14

Sun: Altitude: 53.71 Azimuth: 51.91

Moon: Altitude: 49.81 Azimuth: 52.64

SAAO

Object: Altitude: -36.62 Azimuth: 145.85

Sun: Altitude: 37.38 Azimuth: 160.60

Moon: Altitude: 39.26 Azimuth: 156.20

IAC

Object: Altitude: 33.65 Azimuth: 147.43

Sun: Altitude: 67.96 Azimuth: 293.46

Moon: Altitude: 68.38 Azimuth: 303.99

Argentina

Object: Altitude: -4.63 Azimuth: 171.52

Sun: Altitude: 3.45 Azimuth: 246.40

Moon: Altitude: 7.30 Azimuth: 247.23

Mexico

Object: Altitude: 55.91 Azimuth: 199.30

Sun: Altitude: -10.76 Azimuth: 241.29

Moon: Altitude: -10.39 Azimuth: 245.28

Ural

Object: Altitude: 31.50 Azimuth: 162.33

Sun: Altitude: 33.81 Azimuth: 69.41

Moon: Altitude: 29.94 Azimuth: 70.24

Vostryakovo

Object: Altitude: 34.70 Azimuth: 151.88

Sun: Altitude: 44.92 Azimuth: 47.22

Moon: Altitude: 41.15 Azimuth: 48.73

Gal. latitude: 9.796069 Gal. longitude: 99.464941

Dist. to Sun: 75.247982

Dist. to Moon: 76.480617

Moon coord.: (45.500870 d, 15.032524 d)

Sun coord.: (48.269399 d, 17.933592 d)

Lunar disk: 0.001187

Lunar phase: 176.051093

Lunar bright limb: 41.893615

No SN in this field

2021-05-11 12:36:21 (JD 2459346.025243)

Siderial time 6.415103 h

Ra 21:04:43.20 Dec 61:41:24.00
(316.180000d, 61.690000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 28.85 Azimuth: 204.47

Sun: Altitude: -12.28 Azimuth: 139.14

Moon: Altitude: -15.72 Azimuth: 140.00

Tunka

Object: Altitude: 25.30 Azimuth: 193.05

Sun: Altitude: 0.51 Azimuth: 119.15

Moon: Altitude: -3.01 Azimuth: 119.46

Kislovodsk

Object: Altitude: 19.16 Azimuth: 163.24

Sun: Altitude: 38.93 Azimuth: 77.00

Moon: Altitude: 35.43 Azimuth: 76.39

Tavrida

Object: Altitude: 22.05 Azimuth: 159.36

Sun: Altitude: 44.46 Azimuth: 68.62

Moon: Altitude: 40.94 Azimuth: 68.26

SAAO

Object: Altitude: -43.71 Azimuth: 146.72

Sun: Altitude: 31.53 Azimuth: 144.78

Moon: Altitude: 32.65 Azimuth: 140.83

IAC

Object: Altitude: 26.56 Azimuth: 148.07

Sun: Altitude: 78.18 Azimuth: 329.83

Moon: Altitude: 76.43 Azimuth: 343.85

Argentina

Object: Altitude: -7.26 Azimuth: 164.87

Sun: Altitude: 14.70 Azimuth: 237.49

Moon: Altitude: 18.18 Azimuth: 238.09

Mexico

Object: Altitude: 58.93 Azimuth: 187.31

Sun: Altitude: 0.93 Azimuth: 249.52

Moon: Altitude: 1.36 Azimuth: 253.02

Ural

Object: Altitude: 29.56 Azimuth: 170.29

Sun: Altitude: 25.91 Azimuth: 83.14

Moon: Altitude: 22.39 Azimuth: 83.47

Vostryakovo

Object: Altitude: 31.16 Azimuth: 159.24

Sun: Altitude: 37.91 Azimuth: 63.85

Moon: Altitude: 34.41 Azimuth: 64.38

Gal. latitude: 9.796069 Gal. longitude: 99.464941

Dist. to Sun: 75.257717

Dist. to Moon: 76.551067

Moon coord.: (45.977715 d, 15.208969 d)

Sun coord.: (48.310209 d, 17.944252 d)

Lunar disk: 0.000959

Lunar phase: 176.451502

Lunar bright limb: 38.736909

No SN in this field

2025-03-25 17:39:16 (JD 2460760.235602)

Siderial time 8.391229 h

Ra 21:04:43.20 Dec 61:41:24.00
(316.180000d, 61.690000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 38.51 Azimuth: 216.59

Sun: Altitude: -31.30 Azimuth: 217.26

Moon: Altitude: -22.97 Azimuth: 273.93

Tunka

Object: Altitude: 31.62 Azimuth: 207.19

Sun: Altitude: -35.91 Azimuth: 188.35

Moon: Altitude: -37.98 Azimuth: 252.93

Kislovodsk

Object: Altitude: 15.53 Azimuth: 177.34

Sun: Altitude: -23.75 Azimuth: 118.24

Moon: Altitude: -65.40 Azimuth: 163.37

Tavrida

Object: Altitude: 17.01 Azimuth: 173.15

Sun: Altitude: -17.81 Azimuth: 111.67

Moon: Altitude: -61.94 Azimuth: 147.06

SAAO

Object: Altitude: -55.89 Azimuth: 157.33

Sun: Altitude: -13.28 Azimuth: 83.81

Moon: Altitude: -30.80 Azimuth: 32.04

IAC

Object: Altitude: 13.72 Azimuth: 153.87

Sun: Altitude: 20.96 Azimuth: 80.54

Moon: Altitude: -29.61 Azimuth: 82.01

Argentina

Object: Altitude: -16.22 Azimuth: 153.96

Sun: Altitude: 53.58 Azimuth: 155.32

Moon: Altitude: 34.64 Azimuth: 86.64

Mexico

Object: Altitude: 56.27 Azimuth: 161.60

Sun: Altitude: 51.51 Azimuth: 313.83

Moon: Altitude: 35.60 Azimuth: 23.07

Ural

Object: Altitude: 29.07 Azimuth: 186.27

Sun: Altitude: -24.00 Azimuth: 139.09

Moon: Altitude: -52.18 Azimuth: 195.03

Vostryakovo

Object: Altitude: 27.34 Azimuth: 174.62

Sun: Altitude: -15.56 Azimuth: 117.80

Moon: Altitude: -53.40 Azimuth: 160.87

Gal. latitude: 9.796069 Gal. longitude: 99.464941

Dist. to Sun: 69.809299

Dist. to Moon: 81.618766

Moon coord.: (318.054395 d, -19.914949 d)

Sun coord.: (4.561587 d, 1.976056 d)

Lunar disk: 0.183425

Lunar phase: 129.282961

Lunar bright limb: 69.802649

No SN in this field
Recent coverage and limits telegrams

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

  ID = 4225
TYPE = 35
DAYS = 2


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the GFERMI Alert 210511.48 (trigger No 642425204,20h 56m 24.00s , +56d 18m 00.0s, R=1.72047) errorbox  25761 sec after notice time and 27082 sec after trigger time at 2021-05-11 18:58:01 UT, with upper limit up to  19.1 mag. The observations began at zenith distance = 70 deg. The sun  altitude  is -17.9 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the GFERMI Alert 210511.48 errorbox  27255 sec after notice time and 28576 sec after trigger time at 2021-05-11 19:22:55 UT, with upper limit up to  19.1 mag. The observations began at zenith distance = 65 deg. The sun  altitude  is -24.4 deg. 

MASTER-IAC robotic telescope  located in Spain (IAC Teide Observatory) started inspect of the GFERMI Alert 210511.48 errorbox  57731 sec after notice time and 59051 sec after trigger time at 2021-05-12 03:50:50 UT, with upper limit up to  19.1 mag. The observations began at zenith distance = 39 deg. The sun  altitude  is -27.9 deg. 

The galactic latitude b =  7 deg., longitude l = 95 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1611128

We obtain a following upper limits.  

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

   27112 | 2021-05-11 18:58:01 |      MASTER-Tavrida | (20h 49m 06.09s , +55d 05m 23.4s) |   C |    60 | 15.2 |        
   28666 | 2021-05-11 19:22:55 |   MASTER-Kislovodsk | (20h 55m 45.46s , +56d 19m 12.6s) |   C |   180 | 17.4 |        
   28666 | 2021-05-11 19:22:55 |   MASTER-Kislovodsk | (21h 02m 52.26s , +55d 54m 33.5s) |   C |   180 | 17.9 |        
   28846 | 2021-05-11 19:22:55 |   MASTER-Kislovodsk | (21h 02m 52.26s , +55d 54m 33.5s) |   C |   540 | 18.5 |  Coadd 
   28866 | 2021-05-11 19:26:15 |   MASTER-Kislovodsk | (20h 55m 44.30s , +56d 20m 41.9s) |   C |   180 | 17.4 |        
   28866 | 2021-05-11 19:26:15 |   MASTER-Kislovodsk | (21h 02m 50.73s , +55d 56m 03.0s) |   C |   180 | 18.0 |        
   29067 | 2021-05-11 19:29:35 |   MASTER-Kislovodsk | (20h 55m 46.02s , +56d 18m 53.6s) |   C |   180 | 16.6 |        
   29067 | 2021-05-11 19:29:35 |   MASTER-Kislovodsk | (21h 02m 50.82s , +55d 54m 14.7s) |   C |   180 | 18.0 |        
   29267 | 2021-05-11 19:32:55 |   MASTER-Kislovodsk | (20h 55m 51.19s , +58d 20m 31.4s) |   C |   180 | 17.5 |        
   29267 | 2021-05-11 19:32:55 |   MASTER-Kislovodsk | (21h 03m 18.92s , +57d 55m 50.6s) |   C |   180 | 17.8 |        
   29447 | 2021-05-11 19:32:55 |   MASTER-Kislovodsk | (21h 03m 18.92s , +57d 55m 50.5s) |   C |   540 | 18.3 |  Coadd 
   29467 | 2021-05-11 19:36:16 |   MASTER-Kislovodsk | (20h 55m 45.93s , +58d 19m 55.6s) |   C |   180 | 17.1 |        
   29468 | 2021-05-11 19:36:16 |   MASTER-Kislovodsk | (21h 03m 12.38s , +57d 55m 16.1s) |   C |   180 | 17.8 |        
   29668 | 2021-05-11 19:39:37 |   MASTER-Kislovodsk | (20h 55m 48.12s , +58d 21m 01.0s) |   C |   180 | 16.1 |        
   29668 | 2021-05-11 19:39:37 |   MASTER-Kislovodsk | (21h 03m 12.97s , +57d 56m 21.1s) |   C |   180 | 17.7 |        
   29868 | 2021-05-11 19:42:57 |   MASTER-Kislovodsk | (20h 55m 58.98s , +54d 20m 07.7s) |   C |   180 | 16.4 |        
   29868 | 2021-05-11 19:42:57 |   MASTER-Kislovodsk | (21h 02m 33.21s , +53d 55m 38.0s) |   C |   180 | 18.3 |        
   30048 | 2021-05-11 19:42:57 |   MASTER-Kislovodsk | (21h 02m 33.21s , +53d 55m 38.0s) |   C |   540 | 18.9 |  Coadd 
   30069 | 2021-05-11 19:46:17 |   MASTER-Kislovodsk | (20h 55m 53.82s , +54d 19m 10.9s) |   C |   180 | 18.0 |        
   30069 | 2021-05-11 19:46:17 |   MASTER-Kislovodsk | (21h 02m 27.10s , +53d 54m 42.1s) |   C |   180 | 18.5 |        
   30269 | 2021-05-11 19:49:38 |   MASTER-Kislovodsk | (20h 56m 00.80s , +54d 19m 32.2s) |   C |   180 | 17.8 |        
   30269 | 2021-05-11 19:49:38 |   MASTER-Kislovodsk | (21h 02m 34.22s , +53d 55m 04.0s) |   C |   180 | 18.4 |        
   30721 | 2021-05-11 19:58:10 |   MASTER-Kislovodsk | (20h 58m 34.06s , +56d 03m 10.7s) |   C |    60 | 16.6 |        
   30721 | 2021-05-11 19:58:10 |   MASTER-Kislovodsk | (21h 05m 25.47s , +55d 39m 07.0s) |   C |    60 | 17.0 |        
   31122 | 2021-05-11 20:04:51 |   MASTER-Kislovodsk | (21h 07m 45.03s , +58d 01m 38.0s) |   C |    60 | 15.9 |        
   31122 | 2021-05-11 20:04:51 |   MASTER-Kislovodsk | (21h 15m 00.12s , +57d 37m 18.0s) |   C |    60 | 16.3 |        
   31283 | 2021-05-11 20:07:31 |   MASTER-Kislovodsk | (20h 51m 42.61s , +54d 02m 08.7s) |   C |    60 | 13.7 |        
   31283 | 2021-05-11 20:07:31 |   MASTER-Kislovodsk | (20h 58m 15.68s , +53d 37m 57.0s) |   C |    60 | 15.0 |        
   31910 | 2021-05-11 20:17:59 |      MASTER-Tavrida | (20h 42m 58.14s , +57d 06m 25.0s) |   C |    60 | 13.6 |        
   31990 | 2021-05-11 20:19:18 |      MASTER-Tavrida | (20h 49m 16.93s , +55d 05m 21.9s) |   C |    60 | 17.8 |        
   32069 | 2021-05-11 20:20:38 |      MASTER-Tavrida | (21h 03m 39.37s , +55d 05m 07.8s) |   C |    60 | 18.6 |        
   32148 | 2021-05-11 20:21:57 |      MASTER-Tavrida | (20h 58m 00.41s , +57d 06m 28.0s) |   C |    60 | 18.1 |        
   33703 | 2021-05-11 20:47:51 |      MASTER-Tavrida | (20h 56m 16.75s , +53d 07m 56.7s) |   C |    60 | 18.7 |        
   33861 | 2021-05-11 20:50:30 |      MASTER-Tavrida | (20h 42m 37.97s , +57d 06m 22.1s) |   C |    60 | 18.6 |        
   33941 | 2021-05-11 20:51:49 |      MASTER-Tavrida | (20h 49m 09.19s , +55d 06m 22.4s) |   C |    60 | 18.5 |        
   34020 | 2021-05-11 20:53:09 |      MASTER-Tavrida | (21h 03m 23.39s , +55d 07m 23.8s) |   C |    60 | 18.6 |        
   34100 | 2021-05-11 20:54:28 |      MASTER-Tavrida | (20h 57m 45.95s , +57d 06m 08.0s) |   C |    60 | 18.5 |        
   34179 | 2021-05-11 20:55:48 |      MASTER-Tavrida | (21h 12m 55.16s , +57d 06m 51.7s) |   C |    60 | 18.0 |        
   34777 | 2021-05-11 21:05:45 |      MASTER-Tavrida | (20h 56m 21.88s , +53d 07m 01.3s) |   C |    60 | 18.3 |        
   34936 | 2021-05-11 21:08:24 |      MASTER-Tavrida | (20h 42m 42.39s , +57d 06m 45.7s) |   C |    60 | 18.5 |        
   35582 | 2021-05-11 21:19:11 |   MASTER-Kislovodsk | (20h 58m 25.39s , +56d 03m 26.5s) |   C |    60 | 17.0 |        
   35582 | 2021-05-11 21:19:11 |   MASTER-Kislovodsk | (21h 05m 25.19s , +55d 39m 20.6s) |   C |    60 | 17.5 |        
   35963 | 2021-05-11 21:24:32 |   MASTER-Kislovodsk | (20h 47m 33.86s , +55d 05m 39.6s) |   C |   180 | 17.6 |        
   36143 | 2021-05-11 21:24:32 |   MASTER-Kislovodsk | (20h 47m 33.87s , +55d 05m 39.7s) |   C |   540 | 18.1 |  Coadd 
   35963 | 2021-05-11 21:24:32 |   MASTER-Kislovodsk | (20h 54m 25.50s , +54d 41m 36.7s) |   C |   180 | 18.1 |        
   36143 | 2021-05-11 21:24:32 |   MASTER-Kislovodsk | (20h 54m 25.49s , +54d 41m 36.6s) |   C |   540 | 18.6 |  Coadd 
   36164 | 2021-05-11 21:27:52 |   MASTER-Kislovodsk | (20h 47m 28.01s , +55d 04m 47.8s) |   C |   180 | 17.6 |        
   36164 | 2021-05-11 21:27:52 |   MASTER-Kislovodsk | (20h 54m 19.93s , +54d 40m 44.3s) |   C |   180 | 18.1 |        
   36364 | 2021-05-11 21:31:12 |   MASTER-Kislovodsk | (20h 47m 27.93s , +55d 05m 49.9s) |   C |   180 | 17.7 |        
   36364 | 2021-05-11 21:31:13 |   MASTER-Kislovodsk | (20h 54m 20.45s , +54d 41m 46.3s) |   C |   180 | 18.3 |        
   36564 | 2021-05-11 21:34:33 |   MASTER-Kislovodsk | (20h 59m 35.85s , +59d 04m 34.1s) |   C |   180 | 18.0 |        
   36744 | 2021-05-11 21:34:33 |   MASTER-Kislovodsk | (20h 59m 35.86s , +59d 04m 34.1s) |   C |   540 | 18.5 |  Coadd 
   36564 | 2021-05-11 21:34:33 |   MASTER-Kislovodsk | (21h 07m 14.15s , +58d 40m 19.3s) |   C |   180 | 18.1 |        
   36744 | 2021-05-11 21:34:33 |   MASTER-Kislovodsk | (21h 07m 14.14s , +58d 40m 19.2s) |   C |   540 | 18.6 |  Coadd 
   36765 | 2021-05-11 21:37:53 |   MASTER-Kislovodsk | (20h 59m 29.90s , +59d 03m 38.8s) |   C |   180 | 18.1 |        
   36765 | 2021-05-11 21:37:53 |   MASTER-Kislovodsk | (21h 07m 08.48s , +58d 39m 25.3s) |   C |   180 | 18.1 |        
   36965 | 2021-05-11 21:41:14 |   MASTER-Kislovodsk | (20h 59m 34.86s , +59d 03m 51.2s) |   C |   180 | 18.1 |        
   36965 | 2021-05-11 21:41:14 |   MASTER-Kislovodsk | (21h 07m 13.70s , +58d 39m 38.5s) |   C |   180 | 18.2 |        
   37186 | 2021-05-11 21:45:54 |   MASTER-Kislovodsk | (21h 07m 39.35s , +58d 04m 09.1s) |   C |    60 | 17.3 |        
   37186 | 2021-05-11 21:45:54 |   MASTER-Kislovodsk | (21h 15m 05.37s , +57d 40m 02.7s) |   C |    60 | 17.7 |        
   37346 | 2021-05-11 21:48:35 |   MASTER-Kislovodsk | (20h 58m 19.83s , +53d 41m 17.5s) |   C |    60 | 18.2 |        
   37347 | 2021-05-11 21:48:35 |   MASTER-Kislovodsk | (20h 51m 27.15s , +54d 05m 14.2s) |   C |    60 | 17.4 |        
   37507 | 2021-05-11 21:51:15 |   MASTER-Kislovodsk | (20h 58m 27.39s , +56d 05m 04.8s) |   C |    60 | 17.5 |        
   37507 | 2021-05-11 21:51:16 |   MASTER-Kislovodsk | (21h 05m 34.96s , +55d 41m 06.0s) |   C |    60 | 18.0 |        
   37827 | 2021-05-11 21:56:35 |   MASTER-Kislovodsk | (20h 37m 09.91s , +58d 05m 10.1s) |   C |    60 | 17.5 |        
   37827 | 2021-05-11 21:56:35 |   MASTER-Kislovodsk | (20h 44m 54.81s , +57d 41m 16.2s) |   C |    60 | 18.0 |        
   38158 | 2021-05-11 22:02:07 |   MASTER-Kislovodsk | (21h 07m 38.69s , +58d 05m 10.1s) |   C |    60 | 17.2 |        
   38158 | 2021-05-11 22:02:07 |   MASTER-Kislovodsk | (21h 15m 08.51s , +57d 41m 08.3s) |   C |    60 | 17.6 |        
   38318 | 2021-05-11 22:04:47 |   MASTER-Kislovodsk | (20h 51m 26.27s , +54d 04m 39.7s) |   C |    60 | 17.2 |        
   38318 | 2021-05-11 22:04:47 |   MASTER-Kislovodsk | (20h 58m 25.03s , +53d 40m 46.4s) |   C |    60 | 18.1 |        
   38800 | 2021-05-11 22:12:48 |   MASTER-Kislovodsk | (20h 37m 13.47s , +58d 05m 57.5s) |   C |    60 | 17.4 |        
   38800 | 2021-05-11 22:12:48 |   MASTER-Kislovodsk | (20h 44m 56.59s , +57d 41m 39.1s) |   C |    60 | 18.0 |        
   40331 | 2021-05-11 22:38:19 |   MASTER-Kislovodsk | (20h 44m 59.79s , +57d 42m 40.8s) |   C |    60 | 18.2 |        
   40331 | 2021-05-11 22:38:19 |   MASTER-Kislovodsk | (20h 37m 11.60s , +58d 07m 22.6s) |   C |    60 | 17.5 |        
   59142 | 2021-05-12 03:50:50 |          MASTER-IAC | (20h 40m 05.51s , +55d 02m 14.5s) |   C |   180 | 19.0 |        
   59142 | 2021-05-12 03:50:50 |          MASTER-IAC | (20h 54m 11.32s , +54d 56m 04.3s) |   C |   180 | 19.1 |        
   59341 | 2021-05-12 03:54:10 |          MASTER-IAC | (20h 54m 04.12s , +54d 55m 02.8s) |   C |   180 | 18.9 |        
   59341 | 2021-05-12 03:54:10 |          MASTER-IAC | (20h 39m 58.70s , +55d 01m 13.5s) |   C |   180 | 18.7 |        
   59975 | 2021-05-12 04:04:44 |          MASTER-IAC | (21h 14m 10.16s , +59d 02m 50.8s) |   C |   180 | 18.9 |        
   60176 | 2021-05-12 04:08:04 |          MASTER-IAC | (21h 14m 10.22s , +59d 03m 51.5s) |   C |   180 | 18.9 |        
   60375 | 2021-05-12 04:11:24 |          MASTER-IAC | (21h 07m 17.91s , +59d 01m 28.8s) |   C |   180 | 19.1 |        
   60576 | 2021-05-12 04:14:44 |          MASTER-IAC | (21h 07m 12.07s , +59d 00m 28.7s) |   C |   180 | 19.1 |        
  112925 | 2021-05-12 18:47:13 |   MASTER-Kislovodsk | (21h 11m 38.39s , +56d 01m 43.8s) |   C |   180 | 16.4 |        
  113105 | 2021-05-12 18:47:13 |   MASTER-Kislovodsk | (21h 11m 38.40s , +56d 01m 43.9s) |   C |   540 | 16.4 |  Coadd 
  112925 | 2021-05-12 18:47:13 |   MASTER-Kislovodsk | (21h 11m 34.16s , +55d 37m 39.7s) |   C |   180 | 16.8 |        
  113125 | 2021-05-12 18:50:34 |   MASTER-Kislovodsk | (21h 11m 38.67s , +56d 00m 18.3s) |   C |   180 | 16.2 |        
  113125 | 2021-05-12 18:50:34 |   MASTER-Kislovodsk | (21h 11m 34.91s , +55d 36m 14.1s) |   C |   180 | 16.5 |        
  113325 | 2021-05-12 18:53:54 |   MASTER-Kislovodsk | (21h 11m 41.90s , +56d 01m 54.6s) |   C |   180 | 14.9 |        
  113325 | 2021-05-12 18:53:54 |   MASTER-Kislovodsk | (21h 11m 38.73s , +55d 37m 50.9s) |   C |   180 | 14.7 |        
  113526 | 2021-05-12 18:57:14 |   MASTER-Kislovodsk | (20h 55m 29.92s , +57d 31m 03.0s) |   C |   180 | 17.4 |        
  113706 | 2021-05-12 18:57:14 |   MASTER-Kislovodsk | (20h 55m 29.97s , +57d 31m 03.0s) |   C |   540 | 18.5 |  Coadd 
  113526 | 2021-05-12 18:57:14 |   MASTER-Kislovodsk | (21h 02m 39.90s , +57d 06m 05.9s) |   C |   180 | 17.6 |        
  113706 | 2021-05-12 18:57:14 |   MASTER-Kislovodsk | (21h 02m 39.90s , +57d 06m 05.9s) |   C |   540 | 18.5 |  Coadd 
  113729 | 2021-05-12 19:00:37 |   MASTER-Kislovodsk | (20h 55m 29.12s , +57d 32m 06.3s) |   C |   180 | 17.7 |        
  113729 | 2021-05-12 19:00:37 |   MASTER-Kislovodsk | (21h 02m 39.65s , +57d 07m 11.4s) |   C |   180 | 17.8 |        
  113934 | 2021-05-12 19:04:03 |   MASTER-Kislovodsk | (21h 02m 47.14s , +57d 06m 17.7s) |   C |   180 | 18.5 |        
  113935 | 2021-05-12 19:04:04 |   MASTER-Kislovodsk | (20h 55m 36.60s , +57d 31m 10.7s) |   C |   180 | 18.5 |        
  114135 | 2021-05-12 19:07:24 |   MASTER-Kislovodsk | (20h 39m 32.10s , +58d 30m 30.1s) |   C |   180 | 18.6 |        
  114135 | 2021-05-12 19:07:24 |   MASTER-Kislovodsk | (20h 46m 55.44s , +58d 05m 39.9s) |   C |   180 | 18.7 |        
  114315 | 2021-05-12 19:07:24 |   MASTER-Kislovodsk | (20h 46m 55.44s , +58d 05m 40.0s) |   C |   540 | 18.7 |  Coadd 
  114336 | 2021-05-12 19:10:44 |   MASTER-Kislovodsk | (20h 39m 37.33s , +58d 30m 39.6s) |   C |   180 | 18.5 |        
  114336 | 2021-05-12 19:10:44 |   MASTER-Kislovodsk | (20h 47m 00.88s , +58d 05m 50.9s) |   C |   180 | 18.7 |        
  114536 | 2021-05-12 19:14:05 |   MASTER-Kislovodsk | (20h 39m 34.55s , +58d 32m 11.0s) |   C |   180 | 15.6 |        
  114536 | 2021-05-12 19:14:05 |   MASTER-Kislovodsk | (20h 46m 58.67s , +58d 07m 22.9s) |   C |   180 | 16.4 |        
  117808 | 2021-05-12 20:09:36 |   MASTER-Kislovodsk | (20h 58m 27.32s , +56d 01m 52.2s) |   C |    60 | 18.3 |        
  117808 | 2021-05-12 20:09:36 |   MASTER-Kislovodsk | (21h 05m 24.68s , +55d 37m 35.8s) |   C |    60 | 18.5 |        
  118716 | 2021-05-12 20:24:44 |   MASTER-Kislovodsk | (20h 58m 30.35s , +56d 02m 25.7s) |   C |    60 | 18.3 |        
  118716 | 2021-05-12 20:24:44 |   MASTER-Kislovodsk | (21h 05m 29.28s , +55d 38m 19.9s) |   C |    60 | 18.5 |        
  119764 | 2021-05-12 20:42:13 |   MASTER-Kislovodsk | (20h 58m 27.35s , +56d 02m 36.2s) |   C |    60 | 18.0 |        
  119764 | 2021-05-12 20:42:13 |   MASTER-Kislovodsk | (21h 05m 28.11s , +55d 38m 35.8s) |   C |    60 | 18.5 |        
  128127 | 2021-05-12 23:01:36 |   MASTER-Kislovodsk | (21h 07m 17.39s , +58d 06m 41.4s) |   C |    60 | 18.2 |        
  128127 | 2021-05-12 23:01:36 |   MASTER-Kislovodsk | (21h 15m 15.26s , +57d 41m 47.8s) |   C |    60 | 18.6 |        
  128287 | 2021-05-12 23:04:16 |   MASTER-Kislovodsk | (20h 51m 16.18s , +54d 06m 50.2s) |   C |    60 | 18.5 |        
  128287 | 2021-05-12 23:04:16 |   MASTER-Kislovodsk | (20h 58m 29.88s , +53d 42m 09.9s) |   C |    60 | 19.1 |        
  129168 | 2021-05-12 23:18:57 |   MASTER-Kislovodsk | (21h 07m 10.25s , +58d 09m 03.8s) |   C |    60 | 18.2 |        
  129168 | 2021-05-12 23:18:57 |   MASTER-Kislovodsk | (21h 15m 10.76s , +57d 43m 51.1s) |   C |    60 | 18.6 |        
  129329 | 2021-05-12 23:21:37 |   MASTER-Kislovodsk | (20h 51m 12.05s , +54d 07m 19.9s) |   C |    60 | 18.5 |        
  129329 | 2021-05-12 23:21:37 |   MASTER-Kislovodsk | (20h 58m 27.75s , +53d 42m 26.3s) |   C |    60 | 19.1 |        
  130131 | 2021-05-12 23:34:59 |   MASTER-Kislovodsk | (21h 07m 13.39s , +58d 09m 38.1s) |   C |    60 | 18.2 |        
  130131 | 2021-05-12 23:34:59 |   MASTER-Kislovodsk | (21h 15m 15.89s , +57d 44m 03.5s) |   C |    60 | 18.6 |        
  130291 | 2021-05-12 23:37:40 |   MASTER-Kislovodsk | (20h 51m 17.70s , +54d 09m 52.2s) |   C |    60 | 18.5 |        
  130291 | 2021-05-12 23:37:40 |   MASTER-Kislovodsk | (20h 58m 35.42s , +53d 44m 47.6s) |   C |    60 | 19.1 |        
  131907 | 2021-05-13 00:04:36 |   MASTER-Kislovodsk | (20h 36m 48.61s , +58d 09m 43.4s) |   C |    60 | 18.5 |        
  131908 | 2021-05-13 00:04:36 |   MASTER-Kislovodsk | (20h 44m 59.16s , +57d 44m 40.1s) |   C |    60 | 18.9 |        
  132430 | 2021-05-13 00:13:19 |      MASTER-Tavrida | (20h 48m 35.45s , +55d 07m 26.1s) |   C |    60 | 18.9 |        
  132509 | 2021-05-13 00:14:38 |      MASTER-Tavrida | (21h 02m 59.55s , +55d 07m 32.5s) |   C |    60 | 19.1 |        
  132989 | 2021-05-13 00:22:38 |   MASTER-Kislovodsk | (20h 36m 59.66s , +58d 09m 20.1s) |   C |    60 | 18.4 |        
  132989 | 2021-05-13 00:22:38 |   MASTER-Kislovodsk | (20h 45m 04.77s , +57d 44m 25.6s) |   C |    60 | 18.7 |        
  133837 | 2021-05-13 00:36:46 |      MASTER-Tavrida | (20h 48m 37.55s , +55d 07m 19.8s) |   C |    60 | 18.9 |        
  133917 | 2021-05-13 00:38:05 |      MASTER-Tavrida | (21h 02m 51.94s , +55d 08m 32.1s) |   C |    60 | 19.0 |        
  133953 | 2021-05-13 00:38:41 |   MASTER-Kislovodsk | (20h 36m 54.00s , +58d 10m 06.3s) |   C |    60 | 18.0 |        
  133953 | 2021-05-13 00:38:41 |   MASTER-Kislovodsk | (20h 44m 59.62s , +57d 45m 17.0s) |   C |    60 | 18.2 |        
  134636 | 2021-05-13 00:50:05 |      MASTER-Tavrida | (21h 12m 24.95s , +57d 08m 19.4s) |   C |    60 | 18.2 |        
  134944 | 2021-05-13 00:55:13 |      MASTER-Tavrida | (20h 55m 44.74s , +53d 09m 04.7s) |   C |    60 | 18.8 |        
  135392 | 2021-05-13 01:02:40 |      MASTER-Tavrida | (20h 57m 07.05s , +57d 06m 52.9s) |   C |    60 | 18.4 |        
  135852 | 2021-05-13 01:10:20 |      MASTER-Tavrida | (21h 12m 18.24s , +57d 06m 52.4s) |   C |    60 | 17.9 |        
  136103 | 2021-05-13 01:14:31 |      MASTER-Tavrida | (20h 55m 50.81s , +53d 08m 18.8s) |   C |    60 | 18.1 |        
  136348 | 2021-05-13 01:18:36 |      MASTER-Tavrida | (20h 48m 11.84s , +58d 55m 54.6s) |   C |    60 | 17.9 |        
  136441 | 2021-05-13 01:20:10 |      MASTER-Tavrida | (20h 57m 10.77s , +57d 06m 55.3s) |   C |    60 | 17.5 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4218
TYPE = 35
DAYS = 1


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the GFERMI Alert 210511.48 (trigger No 642425204,20h 56m 24.00s , +56d 18m 00.0s, R=1.72047) errorbox  25761 sec after notice time and 27082 sec after trigger time at 2021-05-11 18:58:01 UT, with upper limit up to  18.7 mag. The observations began at zenith distance = 70 deg. The sun  altitude  is -17.9 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the GFERMI Alert 210511.48 errorbox  27255 sec after notice time and 28576 sec after trigger time at 2021-05-11 19:22:55 UT, with upper limit up to  18.9 mag. The observations began at zenith distance = 65 deg. The sun  altitude  is -24.4 deg. 

MASTER-IAC robotic telescope  located in Spain (IAC Teide Observatory) started inspect of the GFERMI Alert 210511.48 errorbox  57731 sec after notice time and 59051 sec after trigger time at 2021-05-12 03:50:50 UT, with upper limit up to  19.1 mag. The observations began at zenith distance = 39 deg. The sun  altitude  is -27.9 deg. 

The galactic latitude b =  7 deg., longitude l = 95 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1611128

We obtain a following upper limits.  

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

   27112 | 2021-05-11 18:58:01 |      MASTER-Tavrida | (20h 49m 06.09s , +55d 05m 23.4s) |   C |    60 | 15.2 |        
   28666 | 2021-05-11 19:22:55 |   MASTER-Kislovodsk | (20h 55m 45.46s , +56d 19m 12.6s) |   C |   180 | 17.4 |        
   28666 | 2021-05-11 19:22:55 |   MASTER-Kislovodsk | (21h 02m 52.26s , +55d 54m 33.5s) |   C |   180 | 17.9 |        
   28846 | 2021-05-11 19:22:55 |   MASTER-Kislovodsk | (21h 02m 52.26s , +55d 54m 33.5s) |   C |   540 | 18.5 |  Coadd 
   28866 | 2021-05-11 19:26:15 |   MASTER-Kislovodsk | (20h 55m 44.30s , +56d 20m 41.9s) |   C |   180 | 17.4 |        
   28866 | 2021-05-11 19:26:15 |   MASTER-Kislovodsk | (21h 02m 50.73s , +55d 56m 03.0s) |   C |   180 | 18.0 |        
   29067 | 2021-05-11 19:29:35 |   MASTER-Kislovodsk | (20h 55m 46.02s , +56d 18m 53.6s) |   C |   180 | 16.6 |        
   29067 | 2021-05-11 19:29:35 |   MASTER-Kislovodsk | (21h 02m 50.82s , +55d 54m 14.7s) |   C |   180 | 18.0 |        
   29267 | 2021-05-11 19:32:55 |   MASTER-Kislovodsk | (20h 55m 51.19s , +58d 20m 31.4s) |   C |   180 | 17.5 |        
   29267 | 2021-05-11 19:32:55 |   MASTER-Kislovodsk | (21h 03m 18.92s , +57d 55m 50.6s) |   C |   180 | 17.8 |        
   29447 | 2021-05-11 19:32:55 |   MASTER-Kislovodsk | (21h 03m 18.92s , +57d 55m 50.5s) |   C |   540 | 18.3 |  Coadd 
   29467 | 2021-05-11 19:36:16 |   MASTER-Kislovodsk | (20h 55m 45.93s , +58d 19m 55.6s) |   C |   180 | 17.1 |        
   29468 | 2021-05-11 19:36:16 |   MASTER-Kislovodsk | (21h 03m 12.38s , +57d 55m 16.1s) |   C |   180 | 17.8 |        
   29668 | 2021-05-11 19:39:37 |   MASTER-Kislovodsk | (20h 55m 48.12s , +58d 21m 01.0s) |   C |   180 | 16.1 |        
   29668 | 2021-05-11 19:39:37 |   MASTER-Kislovodsk | (21h 03m 12.97s , +57d 56m 21.1s) |   C |   180 | 17.7 |        
   29868 | 2021-05-11 19:42:57 |   MASTER-Kislovodsk | (20h 55m 58.98s , +54d 20m 07.7s) |   C |   180 | 16.4 |        
   29868 | 2021-05-11 19:42:57 |   MASTER-Kislovodsk | (21h 02m 33.21s , +53d 55m 38.0s) |   C |   180 | 18.3 |        
   30048 | 2021-05-11 19:42:57 |   MASTER-Kislovodsk | (21h 02m 33.21s , +53d 55m 38.0s) |   C |   540 | 18.9 |  Coadd 
   30069 | 2021-05-11 19:46:17 |   MASTER-Kislovodsk | (20h 55m 53.82s , +54d 19m 10.9s) |   C |   180 | 18.0 |        
   30069 | 2021-05-11 19:46:17 |   MASTER-Kislovodsk | (21h 02m 27.10s , +53d 54m 42.1s) |   C |   180 | 18.5 |        
   30269 | 2021-05-11 19:49:38 |   MASTER-Kislovodsk | (20h 56m 00.80s , +54d 19m 32.2s) |   C |   180 | 17.8 |        
   30269 | 2021-05-11 19:49:38 |   MASTER-Kislovodsk | (21h 02m 34.22s , +53d 55m 04.0s) |   C |   180 | 18.4 |        
   30721 | 2021-05-11 19:58:10 |   MASTER-Kislovodsk | (20h 58m 34.06s , +56d 03m 10.7s) |   C |    60 | 16.6 |        
   30721 | 2021-05-11 19:58:10 |   MASTER-Kislovodsk | (21h 05m 25.47s , +55d 39m 07.0s) |   C |    60 | 17.0 |        
   31122 | 2021-05-11 20:04:51 |   MASTER-Kislovodsk | (21h 07m 45.03s , +58d 01m 38.0s) |   C |    60 | 15.9 |        
   31122 | 2021-05-11 20:04:51 |   MASTER-Kislovodsk | (21h 15m 00.12s , +57d 37m 18.0s) |   C |    60 | 16.3 |        
   31283 | 2021-05-11 20:07:31 |   MASTER-Kislovodsk | (20h 51m 42.61s , +54d 02m 08.7s) |   C |    60 | 13.7 |        
   31283 | 2021-05-11 20:07:31 |   MASTER-Kislovodsk | (20h 58m 15.68s , +53d 37m 57.0s) |   C |    60 | 15.0 |        
   31910 | 2021-05-11 20:17:59 |      MASTER-Tavrida | (20h 42m 58.14s , +57d 06m 25.0s) |   C |    60 | 13.6 |        
   31990 | 2021-05-11 20:19:18 |      MASTER-Tavrida | (20h 49m 16.93s , +55d 05m 21.9s) |   C |    60 | 17.8 |        
   32069 | 2021-05-11 20:20:38 |      MASTER-Tavrida | (21h 03m 39.37s , +55d 05m 07.8s) |   C |    60 | 18.6 |        
   32148 | 2021-05-11 20:21:57 |      MASTER-Tavrida | (20h 58m 00.41s , +57d 06m 28.0s) |   C |    60 | 18.1 |        
   33703 | 2021-05-11 20:47:51 |      MASTER-Tavrida | (20h 56m 16.75s , +53d 07m 56.7s) |   C |    60 | 18.7 |        
   33861 | 2021-05-11 20:50:30 |      MASTER-Tavrida | (20h 42m 37.97s , +57d 06m 22.1s) |   C |    60 | 18.6 |        
   33941 | 2021-05-11 20:51:49 |      MASTER-Tavrida | (20h 49m 09.19s , +55d 06m 22.4s) |   C |    60 | 18.5 |        
   34020 | 2021-05-11 20:53:09 |      MASTER-Tavrida | (21h 03m 23.39s , +55d 07m 23.8s) |   C |    60 | 18.6 |        
   34100 | 2021-05-11 20:54:28 |      MASTER-Tavrida | (20h 57m 45.95s , +57d 06m 08.0s) |   C |    60 | 18.5 |        
   34179 | 2021-05-11 20:55:48 |      MASTER-Tavrida | (21h 12m 55.16s , +57d 06m 51.7s) |   C |    60 | 18.0 |        
   34777 | 2021-05-11 21:05:45 |      MASTER-Tavrida | (20h 56m 21.88s , +53d 07m 01.3s) |   C |    60 | 18.3 |        
   34936 | 2021-05-11 21:08:24 |      MASTER-Tavrida | (20h 42m 42.39s , +57d 06m 45.7s) |   C |    60 | 18.5 |        
   35582 | 2021-05-11 21:19:11 |   MASTER-Kislovodsk | (20h 58m 25.39s , +56d 03m 26.5s) |   C |    60 | 17.0 |        
   35582 | 2021-05-11 21:19:11 |   MASTER-Kislovodsk | (21h 05m 25.19s , +55d 39m 20.6s) |   C |    60 | 17.5 |        
   35963 | 2021-05-11 21:24:32 |   MASTER-Kislovodsk | (20h 47m 33.86s , +55d 05m 39.6s) |   C |   180 | 17.6 |        
   36143 | 2021-05-11 21:24:32 |   MASTER-Kislovodsk | (20h 47m 33.87s , +55d 05m 39.7s) |   C |   540 | 18.1 |  Coadd 
   35963 | 2021-05-11 21:24:32 |   MASTER-Kislovodsk | (20h 54m 25.50s , +54d 41m 36.7s) |   C |   180 | 18.1 |        
   36143 | 2021-05-11 21:24:32 |   MASTER-Kislovodsk | (20h 54m 25.49s , +54d 41m 36.6s) |   C |   540 | 18.6 |  Coadd 
   36164 | 2021-05-11 21:27:52 |   MASTER-Kislovodsk | (20h 47m 28.01s , +55d 04m 47.8s) |   C |   180 | 17.6 |        
   36164 | 2021-05-11 21:27:52 |   MASTER-Kislovodsk | (20h 54m 19.93s , +54d 40m 44.3s) |   C |   180 | 18.1 |        
   36364 | 2021-05-11 21:31:12 |   MASTER-Kislovodsk | (20h 47m 27.93s , +55d 05m 49.9s) |   C |   180 | 17.7 |        
   36364 | 2021-05-11 21:31:13 |   MASTER-Kislovodsk | (20h 54m 20.45s , +54d 41m 46.3s) |   C |   180 | 18.3 |        
   36564 | 2021-05-11 21:34:33 |   MASTER-Kislovodsk | (20h 59m 35.85s , +59d 04m 34.1s) |   C |   180 | 18.0 |        
   36744 | 2021-05-11 21:34:33 |   MASTER-Kislovodsk | (20h 59m 35.86s , +59d 04m 34.1s) |   C |   540 | 18.5 |  Coadd 
   36564 | 2021-05-11 21:34:33 |   MASTER-Kislovodsk | (21h 07m 14.15s , +58d 40m 19.3s) |   C |   180 | 18.1 |        
   36744 | 2021-05-11 21:34:33 |   MASTER-Kislovodsk | (21h 07m 14.14s , +58d 40m 19.2s) |   C |   540 | 18.6 |  Coadd 
   36765 | 2021-05-11 21:37:53 |   MASTER-Kislovodsk | (20h 59m 29.90s , +59d 03m 38.8s) |   C |   180 | 18.1 |        
   36765 | 2021-05-11 21:37:53 |   MASTER-Kislovodsk | (21h 07m 08.48s , +58d 39m 25.3s) |   C |   180 | 18.1 |        
   36965 | 2021-05-11 21:41:14 |   MASTER-Kislovodsk | (20h 59m 34.86s , +59d 03m 51.2s) |   C |   180 | 18.1 |        
   36965 | 2021-05-11 21:41:14 |   MASTER-Kislovodsk | (21h 07m 13.70s , +58d 39m 38.5s) |   C |   180 | 18.2 |        
   37186 | 2021-05-11 21:45:54 |   MASTER-Kislovodsk | (21h 07m 39.35s , +58d 04m 09.1s) |   C |    60 | 17.3 |        
   37186 | 2021-05-11 21:45:54 |   MASTER-Kislovodsk | (21h 15m 05.37s , +57d 40m 02.7s) |   C |    60 | 17.7 |        
   37346 | 2021-05-11 21:48:35 |   MASTER-Kislovodsk | (20h 58m 19.83s , +53d 41m 17.5s) |   C |    60 | 18.2 |        
   37347 | 2021-05-11 21:48:35 |   MASTER-Kislovodsk | (20h 51m 27.15s , +54d 05m 14.2s) |   C |    60 | 17.4 |        
   37507 | 2021-05-11 21:51:15 |   MASTER-Kislovodsk | (20h 58m 27.39s , +56d 05m 04.8s) |   C |    60 | 17.5 |        
   37507 | 2021-05-11 21:51:16 |   MASTER-Kislovodsk | (21h 05m 34.96s , +55d 41m 06.0s) |   C |    60 | 18.0 |        
   37827 | 2021-05-11 21:56:35 |   MASTER-Kislovodsk | (20h 37m 09.91s , +58d 05m 10.1s) |   C |    60 | 17.5 |        
   37827 | 2021-05-11 21:56:35 |   MASTER-Kislovodsk | (20h 44m 54.81s , +57d 41m 16.2s) |   C |    60 | 18.0 |        
   38158 | 2021-05-11 22:02:07 |   MASTER-Kislovodsk | (21h 07m 38.69s , +58d 05m 10.1s) |   C |    60 | 17.2 |        
   38158 | 2021-05-11 22:02:07 |   MASTER-Kislovodsk | (21h 15m 08.51s , +57d 41m 08.3s) |   C |    60 | 17.6 |        
   38318 | 2021-05-11 22:04:47 |   MASTER-Kislovodsk | (20h 51m 26.27s , +54d 04m 39.7s) |   C |    60 | 17.2 |        
   38318 | 2021-05-11 22:04:47 |   MASTER-Kislovodsk | (20h 58m 25.03s , +53d 40m 46.4s) |   C |    60 | 18.1 |        
   38800 | 2021-05-11 22:12:48 |   MASTER-Kislovodsk | (20h 37m 13.47s , +58d 05m 57.5s) |   C |    60 | 17.4 |        
   38800 | 2021-05-11 22:12:48 |   MASTER-Kislovodsk | (20h 44m 56.59s , +57d 41m 39.1s) |   C |    60 | 18.0 |        
   40331 | 2021-05-11 22:38:19 |   MASTER-Kislovodsk | (20h 44m 59.79s , +57d 42m 40.8s) |   C |    60 | 18.2 |        
   40331 | 2021-05-11 22:38:19 |   MASTER-Kislovodsk | (20h 37m 11.60s , +58d 07m 22.6s) |   C |    60 | 17.5 |        
   59142 | 2021-05-12 03:50:50 |          MASTER-IAC | (20h 54m 11.32s , +54d 56m 04.3s) |   C |   180 | 19.1 |        
   59142 | 2021-05-12 03:50:50 |          MASTER-IAC | (20h 40m 05.51s , +55d 02m 14.5s) |   C |   180 | 19.0 |        
   59341 | 2021-05-12 03:54:10 |          MASTER-IAC | (20h 54m 04.12s , +54d 55m 02.8s) |   C |   180 | 18.9 |        
   59341 | 2021-05-12 03:54:10 |          MASTER-IAC | (20h 39m 58.70s , +55d 01m 13.5s) |   C |   180 | 18.7 |        
   59975 | 2021-05-12 04:04:44 |          MASTER-IAC | (21h 14m 10.16s , +59d 02m 50.8s) |   C |   180 | 18.9 |        
   60176 | 2021-05-12 04:08:04 |          MASTER-IAC | (21h 14m 10.22s , +59d 03m 51.5s) |   C |   180 | 18.9 |        
   60375 | 2021-05-12 04:11:24 |          MASTER-IAC | (21h 07m 17.91s , +59d 01m 28.8s) |   C |   180 | 19.1 |        
   60576 | 2021-05-12 04:14:44 |          MASTER-IAC | (21h 07m 12.07s , +59d 00m 28.7s) |   C |   180 | 19.1 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4211
TYPE = 35
DAYS = 0


MASTER-Kislovodsk robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 210511B ( Fermi GBM team, GCN 29988) errorbox  24287 sec after notice time and 24402 sec after trigger time at 2021-05-11 18:13:21 UT, with upper limit up to  18.0 mag. The observations began at zenith distance = 68 deg. The sun  altitude  is -17.1 deg. 

The galactic latitude b = 10 deg., longitude l = 99 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1611119

We obtain a following upper limits.  

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

   24492 | 2021-05-11 18:13:21 |   MASTER-Kislovodsk | (21h 04m 20.43s , +61d 44m 35.3s) |   C |   180 | 17.6 |        
   24493 | 2021-05-11 18:13:21 |   MASTER-Kislovodsk | (21h 04m 10.88s , +61d 20m 40.1s) |   C |   180 | 18.0 |        
   24693 | 2021-05-11 18:16:41 |   MASTER-Kislovodsk | (21h 04m 27.56s , +61d 43m 35.1s) |   C |   180 | 17.5 |        
   24693 | 2021-05-11 18:16:41 |   MASTER-Kislovodsk | (21h 04m 18.29s , +61d 19m 37.6s) |   C |   180 | 18.0 |        
   24893 | 2021-05-11 18:20:02 |   MASTER-Kislovodsk | (20h 54m 20.98s , +62d 42m 45.4s) |   C |   180 | 17.4 |        
   24893 | 2021-05-11 18:20:02 |   MASTER-Kislovodsk | (20h 54m 12.62s , +62d 18m 48.3s) |   C |   180 | 17.9 |        
   25093 | 2021-05-11 18:23:22 |   MASTER-Kislovodsk | (20h 54m 27.35s , +62d 43m 01.4s) |   C |   180 | 17.4 |        
   25093 | 2021-05-11 18:23:22 |   MASTER-Kislovodsk | (20h 54m 19.40s , +62d 19m 03.9s) |   C |   180 | 17.8 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4210
TYPE = 35
DAYS = 0


MASTER-Kislovodsk robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 210511B ( Fermi GBM team, GCN 29988) errorbox  24287 sec after notice time and 24402 sec after trigger time at 2021-05-11 18:13:21 UT, with upper limit up to  18.0 mag. The observations began at zenith distance = 68 deg. The sun  altitude  is -17.1 deg. 

The galactic latitude b = 10 deg., longitude l = 99 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1611119

We obtain a following upper limits.  

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

   24492 | 2021-05-11 18:13:21 |   MASTER-Kislovodsk | (21h 04m 20.43s , +61d 44m 35.3s) |   C |   180 | 17.6 |        
   24493 | 2021-05-11 18:13:21 |   MASTER-Kislovodsk | (21h 04m 10.88s , +61d 20m 40.1s) |   C |   180 | 18.0 |        
   24693 | 2021-05-11 18:16:41 |   MASTER-Kislovodsk | (21h 04m 27.56s , +61d 43m 35.1s) |   C |   180 | 17.5 |        
   24693 | 2021-05-11 18:16:41 |   MASTER-Kislovodsk | (21h 04m 18.29s , +61d 19m 37.6s) |   C |   180 | 18.0 |        
   24893 | 2021-05-11 18:20:02 |   MASTER-Kislovodsk | (20h 54m 20.98s , +62d 42m 45.4s) |   C |   180 | 17.4 |        
   24893 | 2021-05-11 18:20:02 |   MASTER-Kislovodsk | (20h 54m 12.62s , +62d 18m 48.3s) |   C |   180 | 17.9 |        
   25093 | 2021-05-11 18:23:22 |   MASTER-Kislovodsk | (20h 54m 27.35s , +62d 43m 01.4s) |   C |   180 | 17.4 |        
   25093 | 2021-05-11 18:23:22 |   MASTER-Kislovodsk | (20h 54m 19.40s , +62d 19m 03.9s) |   C |   180 | 17.8 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4209
TYPE = 34
DAYS = 0


MASTER-Kislovodsk robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 210511B ( Fermi GBM team, GCN 29988) errorbox  24287 sec after notice time and 24402 sec after trigger time at 2021-05-11 18:13:21 UT, with upper limit up to  18.0 mag. The observations began at zenith distance = 68 deg. The sun  altitude  is -17.1 deg. 

The galactic latitude b = 10 deg., longitude l = 99 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1611119

We obtain a following upper limits.  

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

   24492 | 2021-05-11 18:13:21 |   MASTER-Kislovodsk | (21h 04m 20.43s , +61d 44m 35.3s) |   C |   180 | 17.6 |        
   24493 | 2021-05-11 18:13:21 |   MASTER-Kislovodsk | (21h 04m 10.88s , +61d 20m 40.1s) |   C |   180 | 18.0 |        
   24693 | 2021-05-11 18:16:41 |   MASTER-Kislovodsk | (21h 04m 27.56s , +61d 43m 35.1s) |   C |   180 | 17.5 |        
   24693 | 2021-05-11 18:16:41 |   MASTER-Kislovodsk | (21h 04m 18.29s , +61d 19m 37.6s) |   C |   180 | 18.0 |        
   24893 | 2021-05-11 18:20:02 |   MASTER-Kislovodsk | (20h 54m 20.98s , +62d 42m 45.4s) |   C |   180 | 17.4 |        
   24893 | 2021-05-11 18:20:02 |   MASTER-Kislovodsk | (20h 54m 12.62s , +62d 18m 48.3s) |   C |   180 | 17.9 |        
   25093 | 2021-05-11 18:23:22 |   MASTER-Kislovodsk | (20h 54m 27.35s , +62d 43m 01.4s) |   C |   180 | 17.4 |        
   25093 | 2021-05-11 18:23:22 |   MASTER-Kislovodsk | (20h 54m 19.40s , +62d 19m 03.9s) |   C |   180 | 17.8 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2025