GRB230621.99 page :: MASTER Database

MASTER Net MASTER Database: GRB230621.99 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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Name

FERMI GRB230621.99

Trignum

709083929

Trigger time

2023-06-21 23:45:24.83

Notice time

2023-06-21 23:46:27.035819

Coord, eb

(22h 44m 28.08s , +46d 55m 01.2s) , 5.73

Max dist: 1 sigma 3 sigma

AGN candidates:	Milliquas	??	r90wise	??	wiseXgaia	??
BL Lac candidates:	1 Sigma	??	3 Sigma	??

MASTER observatories and transients from them in error-field

Kislovodsk Transients (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
Trans. Difference (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
(Gal)
 ?? 

Amur Transients (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
Trans. Difference (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
(Gal)
 ?? 

Tunka Transients (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
Trans. Difference (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
(Gal)
 ?? 

OAFA Transients (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
Trans. Difference (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
(Gal)
 ?? 

IAC Transients (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
Trans. Difference (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
(Gal)
 ?? 

SAAO Transients (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
Trans. Difference (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
(Gal)
 ?? 

Tavrida Transients (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
Trans. Difference (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
(Gal)
 ?? 

OAGH Transients (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
Trans. Difference (Undef)
 ?? 
(All)
 ?? 
(Yes)
 ?? 
(Gal)
 ??

You are viewing outdated information, relevant error box is here

All alerts for this trigger

id	noticetime	coord2000	satel	errorbox	type	trigger	seq	trig_type	links
2225987	2023-06-22 01:42:13.463902	22^h 29^m 36.00^s +41^d 13^m 12.0^s	FERMI	4.54	alert	709083929	1	115	alert
2225883	2023-06-21 23:46:27.035819	22^h 44^m 28.08^s +46^d 55^m 01.2^s	FERMI	5.73	alert	709083929	5	111	alert

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

Synchronous WFC images

Distance	datetime	coord2000	observatory	camera	links
116.0	2023-06-21 23:45:04.366	17^h 56^m 58.00^s -51^d 26^m 07.0^s	SAAO	111341	Database SAAO
85.5	2023-06-21 23:42:25.789	01^h 02^m 10.00^s -32^d 48^m 08.0^s	OAFA	111342	Database OAFA
116.0	2023-06-21 23:45:02.399	17^h 56^m 58.00^s -51^d 26^m 07.0^s	SAAO	136956	Database SAAO

Errorbox center visibility at MASTER facilities

trigger

notice

notice+1hr

now

2023-06-21 23:45:24 (JD 2460117.489861)

Siderial time 20.258741 h

Ra 22:44:28.08 Dec 46:55:01.20
(341.117000d, 46.917000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 55.77 Azimuth: 105.18

Sun: Altitude: 39.15 Azimuth: 280.24

Moon: Altitude: 8.99 Azimuth: 246.47

Tunka

Object: Altitude: 71.12 Azimuth: 86.19

Sun: Altitude: 23.85 Azimuth: 261.86

Moon: Altitude: -3.08 Azimuth: 227.85

Kislovodsk

Object: Altitude: 67.22 Azimuth: 250.62

Sun: Altitude: -13.99 Azimuth: 216.29

Moon: Altitude: -24.03 Azimuth: 172.24

Tavrida

Object: Altitude: 61.78 Azimuth: 250.84

Sun: Altitude: -16.44 Azimuth: 208.81

Moon: Altitude: -21.81 Azimuth: 163.86

SAAO

Object: Altitude: -3.01 Azimuth: 213.62

Sun: Altitude: -72.52 Azimuth: 296.44

Moon: Altitude: -61.95 Azimuth: 75.34

IAC

Object: Altitude: 19.39 Azimuth: 226.38

Sun: Altitude: -34.69 Azimuth: 157.25

Moon: Altitude: -8.47 Azimuth: 120.49

Argentina

Object: Altitude: -58.83 Azimuth: 230.56

Sun: Altitude: -25.88 Azimuth: 102.68

Moon: Altitude: 11.08 Azimuth: 124.58

Mexico

Object: Altitude: -11.89 Azimuth: 176.35

Sun: Altitude: 31.79 Azimuth: 99.98

Moon: Altitude: 70.34 Azimuth: 66.78

Ural

Object: Altitude: 76.23 Azimuth: 310.74

Sun: Altitude: 3.04 Azimuth: 229.43

Moon: Altitude: -10.72 Azimuth: 188.86

Vostryakovo

Object: Altitude: 65.61 Azimuth: 274.69

Sun: Altitude: -5.99 Azimuth: 211.09

Moon: Altitude: -12.06 Azimuth: 168.29

Gal. latitude: -10.542834 Gal. longitude: 101.947525

Dist. to Sun: 84.980950

Dist. to Moon: 107.713069

Moon coord.: (136.424358 d, 21.846249 d)

Sun coord.: (90.029158 d, 23.445860 d)

Lunar disk: 0.132911

Lunar phase: 137.237827

Lunar bright limb: 281.511760

No SN in this field

2023-06-21 23:46:27 (JD 2460117.490590)

Siderial time 20.276289 h

Ra 22:44:28.08 Dec 46:55:01.20
(341.117000d, 46.917000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 55.61 Azimuth: 105.32

Sun: Altitude: 39.32 Azimuth: 280.47

Moon: Altitude: 9.14 Azimuth: 246.65

Tunka

Object: Altitude: 70.96 Azimuth: 86.43

Sun: Altitude: 24.01 Azimuth: 262.06

Moon: Altitude: -2.96 Azimuth: 228.06

Kislovodsk

Object: Altitude: 67.40 Azimuth: 250.65

Sun: Altitude: -13.87 Azimuth: 216.51

Moon: Altitude: -24.06 Azimuth: 172.49

Tavrida

Object: Altitude: 61.96 Azimuth: 250.91

Sun: Altitude: -16.35 Azimuth: 209.04

Moon: Altitude: -21.86 Azimuth: 164.11

SAAO

Object: Altitude: -2.88 Azimuth: 213.49

Sun: Altitude: -72.32 Azimuth: 295.99

Moon: Altitude: -62.16 Azimuth: 75.10

IAC

Object: Altitude: 19.55 Azimuth: 226.45

Sun: Altitude: -34.78 Azimuth: 157.53

Moon: Altitude: -8.66 Azimuth: 120.63

Argentina

Object: Altitude: -58.65 Azimuth: 230.65

Sun: Altitude: -26.09 Azimuth: 102.57

Moon: Altitude: 10.90 Azimuth: 124.42

Mexico

Object: Altitude: -11.90 Azimuth: 176.53

Sun: Altitude: 31.57 Azimuth: 100.09

Moon: Altitude: 70.14 Azimuth: 67.14

Ural

Object: Altitude: 76.34 Azimuth: 311.34

Sun: Altitude: 3.15 Azimuth: 229.65

Moon: Altitude: -10.70 Azimuth: 189.10

Vostryakovo

Object: Altitude: 65.76 Azimuth: 274.93

Sun: Altitude: -5.92 Azimuth: 211.32

Moon: Altitude: -12.09 Azimuth: 168.52

Gal. latitude: -10.542834 Gal. longitude: 101.947525

Dist. to Sun: 84.981402

Dist. to Moon: 107.718050

Moon coord.: (136.433228 d, 21.843614 d)

Sun coord.: (90.029917 d, 23.445860 d)

Lunar disk: 0.132958

Lunar phase: 137.229910

Lunar bright limb: 281.515922

No SN in this field

2023-06-22 00:46:27 (JD 2460117.532257)

Siderial time 21.279027 h

Ra 22:44:28.08 Dec 46:55:01.20
(341.117000d, 46.917000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 46.55 Azimuth: 113.01

Sun: Altitude: 48.43 Azimuth: 294.83

Moon: Altitude: 17.84 Azimuth: 257.28

Tunka

Object: Altitude: 61.68 Azimuth: 97.54

Sun: Altitude: 33.26 Azimuth: 273.68

Moon: Altitude: 4.16 Azimuth: 239.53

Kislovodsk

Object: Altitude: 77.65 Azimuth: 249.19

Sun: Altitude: -6.56 Azimuth: 228.36

Moon: Altitude: -24.23 Azimuth: 187.29

Tavrida

Object: Altitude: 72.15 Azimuth: 253.88

Sun: Altitude: -10.18 Azimuth: 221.68

Moon: Altitude: -23.57 Azimuth: 178.63

SAAO

Object: Altitude: 3.37 Azimuth: 205.35

Sun: Altitude: -60.22 Azimuth: 279.18

Moon: Altitude: -73.23 Azimuth: 54.04

IAC

Object: Altitude: 29.42 Azimuth: 229.56

Sun: Altitude: -38.03 Azimuth: 174.16

Moon: Altitude: -19.26 Azimuth: 129.25

Argentina

Object: Altitude: -48.53 Azimuth: 233.41

Sun: Altitude: -38.67 Azimuth: 95.94

Moon: Altitude: 0.32 Azimuth: 116.00

Mexico

Object: Altitude: -11.50 Azimuth: 187.00

Sun: Altitude: 19.07 Azimuth: 106.46

Moon: Altitude: 58.07 Azimuth: 81.35

Ural

Object: Altitude: 79.88 Azimuth: 359.97

Sun: Altitude: 9.88 Azimuth: 241.73

Moon: Altitude: -8.69 Azimuth: 202.63

Vostryakovo

Object: Altitude: 74.05 Azimuth: 292.97

Sun: Altitude: -0.71 Azimuth: 224.08

Moon: Altitude: -12.90 Azimuth: 182.32

Gal. latitude: -10.542834 Gal. longitude: 101.947525

Dist. to Sun: 85.007213

Dist. to Moon: 108.002137

Moon coord.: (136.939454 d, 21.692244 d)

Sun coord.: (90.073275 d, 23.445844 d)

Lunar disk: 0.135650

Lunar phase: 136.777537

Lunar bright limb: 281.752279

No SN in this field

2024-11-21 12:23:20 (JD 2460636.016204)

Siderial time 18.963238 h

Ra 22:44:28.08 Dec 46:55:01.20
(341.117000d, 46.917000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 67.98 Azimuth: 94.05

Sun: Altitude: -44.71 Azimuth: 116.03

Moon: Altitude: -1.67 Azimuth: 233.01

Tunka

Object: Altitude: 82.48 Azimuth: 52.85

Sun: Altitude: -29.59 Azimuth: 94.89

Moon: Altitude: -11.01 Azimuth: 212.54

Kislovodsk

Object: Altitude: 54.14 Azimuth: 246.32

Sun: Altitude: 10.32 Azimuth: 49.01

Moon: Altitude: -20.80 Azimuth: 154.02

Tavrida

Object: Altitude: 49.00 Azimuth: 244.69

Sun: Altitude: 13.98 Azimuth: 42.00

Moon: Altitude: -16.92 Azimuth: 146.44

SAAO

Object: Altitude: -13.12 Azimuth: 222.25

Sun: Altitude: 60.10 Azimuth: 106.85

Moon: Altitude: -46.30 Azimuth: 87.49

IAC

Object: Altitude: 7.63 Azimuth: 220.11

Sun: Altitude: 41.24 Azimuth: 351.48

Moon: Altitude: 5.80 Azimuth: 110.98

Argentina

Object: Altitude: -70.36 Azimuth: 214.98

Sun: Altitude: 35.74 Azimuth: 272.86

Moon: Altitude: 23.41 Azimuth: 137.07

Mexico

Object: Altitude: -8.92 Azimuth: 163.23

Sun: Altitude: -19.01 Azimuth: 282.42

Moon: Altitude: 80.10 Azimuth: 5.66

Ural

Object: Altitude: 66.66 Azimuth: 280.69

Sun: Altitude: -6.08 Azimuth: 62.08

Moon: Altitude: -11.40 Azimuth: 171.41

Vostryakovo

Object: Altitude: 54.62 Azimuth: 259.60

Sun: Altitude: 4.52 Azimuth: 44.03

Moon: Altitude: -9.07 Azimuth: 151.12

Gal. latitude: -10.542834 Gal. longitude: 101.947525

Dist. to Sun: 113.897481

Dist. to Moon: 108.040973

Moon coord.: (135.404088 d, 21.197212 d)

Sun coord.: (237.131037 d, -20.015790 d)

Lunar disk: 0.652015

Lunar phase: 72.300171

Lunar bright limb: 105.256313

No SN in this field

Recent coverage and limits telegrams

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

  ID = 8454
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 230621A ( Fermi GBM team, GCN 34056) errorbox  6994 sec after notice time and 7030 sec after trigger time at 2023-06-22 01:42:34 UT, with upper limit up to  19.6 mag. The observations began at zenith distance = 76 deg. The sun  altitude  is -49.1 deg. 

The galactic latitude b = -14 deg., longitude l = 97 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2225982

We obtain a following upper limits.  

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

    7120 | 2023-06-22 01:42:34 |         MASTER-SAAO | (22h 28m 56.87s , +40d 59m 44.3s) |   C |   180 | 18.1 |        
    7120 | 2023-06-22 01:42:34 |         MASTER-SAAO | (22h 30m 10.66s , +41d 01m 07.2s) |   C |   180 | 18.6 |        
    7319 | 2023-06-22 01:45:54 |         MASTER-SAAO | (22h 28m 57.71s , +41d 00m 54.1s) |   C |   180 | 18.4 |        
    7319 | 2023-06-22 01:45:54 |         MASTER-SAAO | (22h 30m 11.54s , +41d 02m 17.4s) |   C |   180 | 19.0 |        
    7499 | 2023-06-22 01:45:54 |         MASTER-SAAO | (22h 30m 11.54s , +41d 02m 17.4s) |   C |   540 | 19.6 |  Coadd 
    7531 | 2023-06-22 01:49:25 |         MASTER-SAAO | (22h 29m 04.64s , +41d 00m 01.0s) |   C |   180 | 18.5 |        
    7531 | 2023-06-22 01:49:25 |         MASTER-SAAO | (22h 30m 18.46s , +41d 01m 24.6s) |   C |   180 | 19.1 |        
    7741 | 2023-06-22 01:52:56 |         MASTER-SAAO | (22h 30m 11.79s , +41d 00m 30.4s) |   C |   180 | 19.1 |        
    7741 | 2023-06-22 01:52:56 |         MASTER-SAAO | (22h 28m 57.93s , +40d 59m 06.4s) |   C |   180 | 18.5 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8451
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 230621A ( Fermi GBM team, GCN 34056) errorbox  6994 sec after notice time and 7030 sec after trigger time at 2023-06-22 01:42:34 UT, with upper limit up to  19.6 mag. The observations began at zenith distance = 76 deg. The sun  altitude  is -49.1 deg. 

The galactic latitude b = -14 deg., longitude l = 97 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2225982

We obtain a following upper limits.  

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

    7120 | 2023-06-22 01:42:34 |         MASTER-SAAO | (22h 28m 56.87s , +40d 59m 44.3s) |   C |   180 | 18.1 |        
    7120 | 2023-06-22 01:42:34 |         MASTER-SAAO | (22h 30m 10.66s , +41d 01m 07.2s) |   C |   180 | 18.6 |        
    7319 | 2023-06-22 01:45:54 |         MASTER-SAAO | (22h 28m 57.71s , +41d 00m 54.1s) |   C |   180 | 18.4 |        
    7319 | 2023-06-22 01:45:54 |         MASTER-SAAO | (22h 30m 11.54s , +41d 02m 17.4s) |   C |   180 | 19.0 |        
    7499 | 2023-06-22 01:45:54 |         MASTER-SAAO | (22h 30m 11.54s , +41d 02m 17.4s) |   C |   540 | 19.6 |  Coadd 
    7531 | 2023-06-22 01:49:25 |         MASTER-SAAO | (22h 29m 04.64s , +41d 00m 01.0s) |   C |   180 | 18.5 |        
    7531 | 2023-06-22 01:49:25 |         MASTER-SAAO | (22h 30m 18.46s , +41d 01m 24.6s) |   C |   180 | 19.1 |        
    7741 | 2023-06-22 01:52:56 |         MASTER-SAAO | (22h 30m 11.79s , +41d 00m 30.4s) |   C |   180 | 19.1 |        
    7741 | 2023-06-22 01:52:56 |         MASTER-SAAO | (22h 28m 57.93s , +40d 59m 06.4s) |   C |   180 | 18.5 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8437
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 GRB230621.99 (trigger No 709083929,22h 44m 28.08s , +46d 55m 01.2s, R=5.73) errorbox  31 sec after notice time and 67 sec after trigger time at 2023-06-21 23:46:32 UT, with upper limit up to  18.1 mag. Observations started at twilight.  The observations began at zenith distance = 24 deg. The sun  altitude  is -14.7 deg. 

The galactic latitude b = -11 deg., longitude l = 102 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2225883

We obtain a following upper limits.  

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

      72 | 2023-06-21 23:46:32 |   MASTER-Kislovodsk | (22h 49m 56.38s , +46d 43m 03.2s) |   C |    10 | 17.2 |        
      92 | 2023-06-21 23:46:32 |   MASTER-Kislovodsk | (22h 49m 56.38s , +46d 43m 03.3s) |   C |    50 | 18.1 |  Coadd 
     108 | 2023-06-21 23:47:02 |   MASTER-Kislovodsk | (22h 50m 03.22s , +46d 43m 16.6s) |   C |    20 | 17.7 |        
     147 | 2023-06-21 23:47:42 |   MASTER-Kislovodsk | (22h 50m 00.46s , +46d 44m 37.7s) |   C |    20 | 17.7 |        
     193 | 2023-06-21 23:48:22 |   MASTER-Kislovodsk | (22h 50m 00.25s , +46d 43m 07.9s) |   C |    30 | 18.0 |        
     248 | 2023-06-21 23:49:12 |   MASTER-Kislovodsk | (22h 50m 03.26s , +46d 44m 41.4s) |   C |    40 | 18.0 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8436
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 GRB230621.99 (trigger No 709083929,22h 44m 28.08s , +46d 55m 01.2s, R=5.73) errorbox  31 sec after notice time and 67 sec after trigger time at 2023-06-21 23:46:32 UT, with upper limit up to  18.1 mag. Observations started at twilight.  The observations began at zenith distance = 24 deg. The sun  altitude  is -14.7 deg. 

The galactic latitude b = -11 deg., longitude l = 102 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2225883

We obtain a following upper limits.  

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

      72 | 2023-06-21 23:46:32 |   MASTER-Kislovodsk | (22h 49m 56.38s , +46d 43m 03.2s) |   C |    10 | 17.2 |        
      92 | 2023-06-21 23:46:32 |   MASTER-Kislovodsk | (22h 49m 56.38s , +46d 43m 03.3s) |   C |    50 | 18.1 |  Coadd 
     108 | 2023-06-21 23:47:02 |   MASTER-Kislovodsk | (22h 50m 03.22s , +46d 43m 16.6s) |   C |    20 | 17.7 |        
     147 | 2023-06-21 23:47:42 |   MASTER-Kislovodsk | (22h 50m 00.46s , +46d 44m 37.7s) |   C |    20 | 17.7 |        
     193 | 2023-06-21 23:48:22 |   MASTER-Kislovodsk | (22h 50m 00.25s , +46d 43m 07.9s) |   C |    30 | 18.0 |        
     248 | 2023-06-21 23:49:12 |   MASTER-Kislovodsk | (22h 50m 03.26s , +46d 44m 41.4s) |   C |    40 | 18.0 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8435
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 GRB230621.99 (trigger No 709083929,22h 44m 28.08s , +46d 55m 01.2s, R=5.73) errorbox  31 sec after notice time and 67 sec after trigger time at 2023-06-21 23:46:32 UT, with upper limit up to  18.1 mag. Observations started at twilight.  The observations began at zenith distance = 24 deg. The sun  altitude  is -14.7 deg. 

The galactic latitude b = -11 deg., longitude l = 102 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2225883

We obtain a following upper limits.  

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

      72 | 2023-06-21 23:46:32 |   MASTER-Kislovodsk | (22h 49m 56.38s , +46d 43m 03.2s) |   C |    10 | 17.2 |        
      92 | 2023-06-21 23:46:32 |   MASTER-Kislovodsk | (22h 49m 56.38s , +46d 43m 03.3s) |   C |    50 | 18.1 |  Coadd 
     108 | 2023-06-21 23:47:02 |   MASTER-Kislovodsk | (22h 50m 03.22s , +46d 43m 16.6s) |   C |    20 | 17.7 |        
     147 | 2023-06-21 23:47:42 |   MASTER-Kislovodsk | (22h 50m 00.46s , +46d 44m 37.7s) |   C |    20 | 17.7 |        
     193 | 2023-06-21 23:48:22 |   MASTER-Kislovodsk | (22h 50m 00.25s , +46d 43m 07.9s) |   C |    30 | 18.0 |        
     248 | 2023-06-21 23:49:12 |   MASTER-Kislovodsk | (22h 50m 03.26s , +46d 44m 41.4s) |   C |    40 | 18.0 |        
Filter C is a clear (unfiltred) band. 


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MASTER, 2002-2024

MASTER Net MASTER Database: GRB230621.99 page

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Search: proc_data raw_data stars sn lc Moving objects Transients Trans_alert(SWIFT) Short Two tube Tr. difference SN CND Asteroids wide_field Diff Transients + Vis. Gal. Transients + All Gal. GCN Transients.

Amur

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Kislovodsk

Tavrida

SAAO

IAC

Argentina

Mexico

Ural

Vostryakovo

Amur

Tunka

Kislovodsk

Tavrida

SAAO

IAC

Argentina

Mexico

Ural

Vostryakovo

Amur

Tunka

Kislovodsk

Tavrida

SAAO

IAC

Argentina

Mexico

Ural

Vostryakovo

Amur

Tunka

Kislovodsk

Tavrida

SAAO

IAC

Argentina

Mexico

Ural

Vostryakovo

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

MASTER II:
Raw | Processing | Search by orbit elements | Search
SN | Asteroid | Transient | Two tube | Short transient | Tr. difference | Comet | Nova M31 | GRB | GRB_HPX | LIGO
Manual control | Planner | Planner Results | Planner NET

General:
SN list | Sky map | Add asteroid
Meteo | Focus | MASTER page
Users list | Users statistic | Logout

Search: