GRB210606.94 page :: MASTER Database

MASTER Net MASTER Database: GRB210606.94 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

GFERMI GRB210606.94

Trignum

644712030

Trigger time

2021-06-06 22:40:25

Notice time

2021-06-07 05:52:00.861794

Coord, eb

(05h 51m 36.00s , -15d 54m 00.0s) , 1.16619

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
2267645	2023-09-09 09:02:38.210601	05^h 45^m 24.00^s -21^d 49^m 01.2^s	FERMI	5.35	retraction	644712030	1	4044	retraction
1630205	2021-06-07 05:52:00.861794	05^h 51^m 36.00^s -15^d 54^m 00.0^s	GFERMI	1.16619	alert	644712030	1	2001	alert
1630100	2021-06-07 01:29:08.487329	05^h 11^m 04.08^s -31^d 39^m 00.0^s	FERMI	3.88	alert	644712030	10	111	alert

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

Synchronous WFC images

Distance	datetime	coord2000	observatory	camera	links
88.0	2021-06-06 22:38:21.817	00^h 00^m 00.00^s +00^d 00^m 00.0^s	OAFA	29008	Database OAFA
92.9	2021-06-06 22:37:25.757	12^h 13^m 19.00^s -08^d 17^m 19.0^s	SAAO	111341	Database SAAO
88.0	2021-06-06 22:38:23.825	00^h 00^m 00.00^s +00^d 00^m 00.0^s	OAFA	111342	Database OAFA

Errorbox center visibility at MASTER facilities

trigger

notice

notice+1hr

now

2021-06-06 22:40:25 (JD 2459372.444734)

Siderial time 18.218901 h

Ra 05:51:36.00 Dec -15:54:00.00
( 87.900000d, -15.900000d)

Rise 2021-06-07 08:52:02

Transit 2021-06-07 13:16:58

Set 2021-06-07 17:41:55

Amur

Object: Altitude: -8.90 Azimuth: 284.22

Sun: Altitude: 28.77 Azimuth: 268.38

Moon: Altitude: 42.48 Azimuth: 312.91

Tunka

Object: Altitude: -24.24 Azimuth: 265.04

Sun: Altitude: 14.00 Azimuth: 250.92

Moon: Altitude: 28.61 Azimuth: 289.05

Kislovodsk

Object: Altitude: -60.81 Azimuth: 200.62

Sun: Altitude: -20.19 Azimuth: 202.83

Moon: Altitude: -11.48 Azimuth: 241.59

Tavrida

Object: Altitude: -61.13 Azimuth: 183.55

Sun: Altitude: -21.22 Azimuth: 194.58

Moon: Altitude: -16.14 Azimuth: 234.65

SAAO

Object: Altitude: -40.50 Azimuth: 14.51

Sun: Altitude: -80.25 Azimuth: 351.61

Moon: Altitude: -47.88 Azimuth: 290.47

IAC

Object: Altitude: -43.49 Azimuth: 94.70

Sun: Altitude: -28.40 Azimuth: 142.18

Moon: Altitude: -50.13 Azimuth: 183.91

Argentina

Object: Altitude: 17.95 Azimuth: 82.07

Sun: Altitude: -12.87 Azimuth: 108.94

Moon: Altitude: -39.60 Azimuth: 77.95

Mexico

Object: Altitude: 30.89 Azimuth: 42.87

Sun: Altitude: 44.71 Azimuth: 92.20

Moon: Altitude: 7.01 Azimuth: 99.22

Ural

Object: Altitude: -44.01 Azimuth: 217.84

Sun: Altitude: -3.38 Azimuth: 216.67

Moon: Altitude: 3.54 Azimuth: 254.26

Vostryakovo

Object: Altitude: -50.29 Azimuth: 188.41

Sun: Altitude: -10.31 Azimuth: 197.34

Moon: Altitude: -8.07 Azimuth: 235.99

Gal. latitude: -19.736669 Gal. longitude: 221.155770

Dist. to Sun: 40.652028

Dist. to Moon: 57.677217

Moon coord.: (36.598766 d, 11.489235 d)

Sun coord.: (74.940311 d, 22.722435 d)

Lunar disk: 0.107538

Lunar phase: 141.713585

Lunar bright limb: 67.687271

No SN in this field

2021-06-07 05:52:00 (JD 2459372.744444)

Siderial time 1.431650 h

Ra 05:51:36.00 Dec -15:54:00.00
( 87.900000d, -15.900000d)

Rise 2021-06-07 08:52:02

Transit 2021-06-07 13:16:58

Set 2021-06-07 17:41:55

Amur

Object: Altitude: 20.64 Azimuth: 24.13

Sun: Altitude: 50.67 Azimuth: 58.99

Moon: Altitude: 21.71 Azimuth: 83.99

Tunka

Object: Altitude: 22.29 Azimuth: 358.98

Sun: Altitude: 59.58 Azimuth: 21.62

Moon: Altitude: 35.89 Azimuth: 61.62

Kislovodsk

Object: Altitude: 8.16 Azimuth: 301.35

Sun: Altitude: 44.88 Azimuth: 281.40

Moon: Altitude: 56.99 Azimuth: 335.19

Tavrida

Object: Altitude: 2.33 Azimuth: 295.23

Sun: Altitude: 38.71 Azimuth: 275.53

Moon: Altitude: 52.99 Azimuth: 322.52

SAAO

Object: Altitude: 14.03 Azimuth: 280.13

Sun: Altitude: 2.97 Azimuth: 240.56

Moon: Altitude: 33.57 Azimuth: 222.51

IAC

Object: Altitude: -34.08 Azimuth: 270.65

Sun: Altitude: -3.80 Azimuth: 241.58

Moon: Altitude: 21.24 Azimuth: 266.45

Argentina

Object: Altitude: -41.88 Azimuth: 351.42

Sun: Altitude: -70.66 Azimuth: 293.13

Moon: Altitude: -36.68 Azimuth: 277.78

Mexico

Object: Altitude: -55.18 Azimuth: 107.79

Sun: Altitude: -32.29 Azimuth: 156.13

Moon: Altitude: -44.20 Azimuth: 198.55

Ural

Object: Altitude: 8.24 Azimuth: 317.07

Sun: Altitude: 48.65 Azimuth: 312.55

Moon: Altitude: 45.75 Azimuth: 4.83

Vostryakovo

Object: Altitude: -0.30 Azimuth: 298.33

Sun: Altitude: 39.00 Azimuth: 287.28

Moon: Altitude: 45.16 Azimuth: 334.31

Gal. latitude: -19.736669 Gal. longitude: 221.155770

Dist. to Sun: 40.586378

Dist. to Moon: 55.464538

Moon coord.: (39.941720 d, 12.860665 d)

Sun coord.: (75.249670 d, 22.751822 d)

Lunar disk: 0.090533

Lunar phase: 144.978293

Lunar bright limb: 68.492912

No SN in this field

2021-06-07 06:52:00 (JD 2459372.786111)

Siderial time 2.434388 h

Ra 05:51:36.00 Dec -15:54:00.00
( 87.900000d, -15.900000d)

Rise 2021-06-07 08:52:02

Transit 2021-06-07 13:16:58

Set 2021-06-07 17:41:55

Amur

Object: Altitude: 15.66 Azimuth: 38.43

Sun: Altitude: 41.88 Azimuth: 74.51

Moon: Altitude: 12.56 Azimuth: 95.38

Tunka

Object: Altitude: 21.19 Azimuth: 14.52

Sun: Altitude: 54.44 Azimuth: 45.38

Moon: Altitude: 27.67 Azimuth: 75.28

Kislovodsk

Object: Altitude: 16.80 Azimuth: 313.24

Sun: Altitude: 55.14 Azimuth: 295.94

Moon: Altitude: 59.29 Azimuth: 1.93

Tavrida

Object: Altitude: 11.49 Azimuth: 306.51

Sun: Altitude: 49.13 Azimuth: 288.22

Moon: Altitude: 57.68 Azimuth: 346.25

SAAO

Object: Altitude: 26.64 Azimuth: 272.57

Sun: Altitude: 13.47 Azimuth: 231.47

Moon: Altitude: 40.44 Azimuth: 206.90

IAC

Object: Altitude: -20.88 Azimuth: 277.33

Sun: Altitude: 8.18 Azimuth: 248.50

Moon: Altitude: 34.15 Azimuth: 273.17

Argentina

Object: Altitude: -37.97 Azimuth: 333.22

Sun: Altitude: -58.37 Azimuth: 277.98

Moon: Altitude: -24.42 Azimuth: 269.42

Mexico

Object: Altitude: -66.71 Azimuth: 126.15

Sun: Altitude: -35.80 Azimuth: 172.29

Moon: Altitude: -38.30 Azimuth: 215.78

Ural

Object: Altitude: 13.05 Azimuth: 330.95

Sun: Altitude: 53.59 Azimuth: 333.23

Moon: Altitude: 43.90 Azimuth: 24.74

Vostryakovo

Object: Altitude: 6.72 Azimuth: 311.01

Sun: Altitude: 46.71 Azimuth: 303.00

Moon: Altitude: 47.57 Azimuth: 354.65

Gal. latitude: -19.736669 Gal. longitude: 221.155770

Dist. to Sun: 40.577378

Dist. to Moon: 55.164221

Moon coord.: (40.409100 d, 13.047989 d)

Sun coord.: (75.292687 d, 22.755860 d)

Lunar disk: 0.088273

Lunar phase: 145.431972

Lunar bright limb: 68.613098

No SN in this field

2024-12-25 12:54:29 (JD 2460670.037836)

Siderial time 21.717961 h

Ra 05:51:36.00 Dec -15:54:00.00
( 87.900000d, -15.900000d)

Rise 2024-12-26 19:32:48

Transit 2024-12-26 23:57:44

Set 2024-12-26 04:26:36

Amur

Object: Altitude: 17.96 Azimuth: 327.33

Sun: Altitude: -49.78 Azimuth: 117.54

Moon: Altitude: -48.21 Azimuth: 220.74

Tunka

Object: Altitude: 6.39 Azimuth: 306.03

Sun: Altitude: -34.72 Azimuth: 95.72

Moon: Altitude: -52.71 Azimuth: 183.65

Kislovodsk

Object: Altitude: -30.48 Azimuth: 262.91

Sun: Altitude: 5.28 Azimuth: 50.19

Moon: Altitude: -32.80 Azimuth: 101.70

Tavrida

Object: Altitude: -36.29 Azimuth: 255.59

Sun: Altitude: 9.06 Azimuth: 43.63

Moon: Altitude: -26.63 Azimuth: 95.78

SAAO

Object: Altitude: -27.75 Azimuth: 314.45

Sun: Altitude: 58.17 Azimuth: 97.48

Moon: Altitude: -0.44 Azimuth: 72.38

IAC

Object: Altitude: -77.13 Azimuth: 196.36

Sun: Altitude: 38.25 Azimuth: 356.98

Moon: Altitude: 15.76 Azimuth: 63.34

Argentina

Object: Altitude: -23.02 Azimuth: 52.14

Sun: Altitude: 40.70 Azimuth: 274.75

Moon: Altitude: 70.54 Azimuth: 150.07

Mexico

Object: Altitude: -8.01 Azimuth: 76.22

Sun: Altitude: -17.05 Azimuth: 287.46

Moon: Altitude: 35.43 Azimuth: 322.06

Ural

Object: Altitude: -18.82 Azimuth: 270.37

Sun: Altitude: -11.01 Azimuth: 63.68

Moon: Altitude: -37.37 Azimuth: 126.60

Vostryakovo

Object: Altitude: -30.96 Azimuth: 252.13

Sun: Altitude: -0.22 Azimuth: 46.10

Moon: Altitude: -27.18 Azimuth: 104.26

Gal. latitude: -19.736669 Gal. longitude: 221.155770

Dist. to Sun: 140.225891

Dist. to Moon: 114.267360

Moon coord.: (208.933910 d, -14.564579 d)

Sun coord.: (274.229172 d, -23.389808 d)

Lunar disk: 0.265455

Lunar phase: 117.975293

Lunar bright limb: 109.082233

No SN in this field

Recent coverage and limits telegrams

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

  ID = 4403
TYPE = 35
DAYS = 0


MASTER-OAFA robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Argentina (OAFA observatory of San Juan National University) started inspect of the IPN GRB210606.95 errorbox 1 days 31 sec after trigger time at 2021-06-07 22:41:36 UT, with upper limit up to  18.6 mag. Observations started at twilight.  The observations began at zenith distance = 76 deg. The sun  altitude  is -13.1 deg. 

The galactic latitude b = -20 deg., longitude l = 222 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/ligo_1.php?id=11582

We obtain a following upper limits.  

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

   86461 | 2021-06-07 22:41:36 |         MASTER-OAFA | (05h 41m 22.90s , -15d 14m 59.8s) |   C |    60 | 16.2 |        
   86541 | 2021-06-07 22:42:56 |         MASTER-OAFA | (05h 49m 42.38s , -15d 13m 40.9s) |   C |    60 | 16.4 |        
   87427 | 2021-06-07 22:57:41 |         MASTER-OAFA | (05h 41m 30.82s , -15d 13m 43.0s) |   C |    60 | 17.2 |        
   87506 | 2021-06-07 22:59:00 |         MASTER-OAFA | (05h 49m 44.23s , -15d 13m 55.9s) |   C |    60 | 17.1 |        
  172062 | 2021-06-08 22:28:17 |         MASTER-OAFA | (05h 53m 13.46s , -17d 09m 21.1s) |   C |    60 | 15.4 |        
  172679 | 2021-06-08 22:37:33 |         MASTER-OAFA | (05h 49m 51.80s , -15d 49m 19.4s) |   C |   180 | 17.0 |        
  172859 | 2021-06-08 22:37:33 |         MASTER-OAFA | (05h 49m 51.79s , -15d 49m 19.3s) |   C |   540 | 17.8 |  Coadd 
  172878 | 2021-06-08 22:40:53 |         MASTER-OAFA | (05h 49m 51.47s , -15d 50m 41.6s) |   C |   180 | 17.3 |        
  173078 | 2021-06-08 22:44:12 |         MASTER-OAFA | (05h 49m 55.13s , -15d 49m 07.3s) |   C |   180 | 17.6 |        
  173277 | 2021-06-08 22:47:32 |         MASTER-OAFA | (05h 53m 48.33s , -16d 49m 41.4s) |   C |   180 | 17.9 |        
  173457 | 2021-06-08 22:47:32 |         MASTER-OAFA | (05h 53m 48.31s , -16d 49m 41.3s) |   C |   540 | 18.6 |  Coadd 
  173477 | 2021-06-08 22:50:51 |         MASTER-OAFA | (05h 53m 48.21s , -16d 48m 42.5s) |   C |   180 | 18.0 |        
  173676 | 2021-06-08 22:54:11 |         MASTER-OAFA | (05h 53m 54.54s , -16d 49m 42.7s) |   C |   180 | 18.0 |        
  173876 | 2021-06-08 22:57:30 |         MASTER-OAFA | (05h 43m 45.55s , -14d 51m 00.3s) |   C |   180 | 17.7 |        
  174056 | 2021-06-08 22:57:30 |         MASTER-OAFA | (05h 43m 45.55s , -14d 51m 00.3s) |   C |   540 | 18.2 |  Coadd 
  174075 | 2021-06-08 23:00:49 |         MASTER-OAFA | (05h 43m 51.35s , -14d 50m 46.9s) |   C |   180 | 17.7 |        
  174275 | 2021-06-08 23:04:10 |         MASTER-OAFA | (05h 43m 48.32s , -14d 49m 01.0s) |   C |   180 | 17.6 |        
  174415 | 2021-06-08 23:07:30 |         MASTER-OAFA | (05h 44m 50.66s , -17d 08m 25.8s) |   C |    60 | 17.3 |        
  174494 | 2021-06-08 23:08:49 |         MASTER-OAFA | (05h 53m 17.31s , -17d 06m 59.3s) |   C |    60 | 17.4 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4400
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 210606B ( C. Cai, Y. Huang, S. L. Xiong, S. L. Xie, S. Xiao, Y. Zhao, J. C. Liu, et al., GCN 30138) errorbox  10334 sec after notice time and 20370 sec after trigger time at 2021-06-07 04:19:55 UT, with upper limit up to  17.1 mag. Observations started at twilight.  The observations began at zenith distance = 77 deg. The sun  altitude  is -15.4 deg. 

The galactic latitude b = -34 deg., longitude l = 234 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1630100

We obtain a following upper limits.  

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

   20400 | 2021-06-07 04:19:55 |         MASTER-SAAO | (04h 51m 51.22s , -29d 20m 05.6s) |   C |    60 | 17.1 |        
   20480 | 2021-06-07 04:21:15 |         MASTER-SAAO | (05h 01m 07.65s , -29d 19m 39.3s) |   C |    60 | 16.7 |        
   21161 | 2021-06-07 04:32:36 |         MASTER-SAAO | (05h 03m 50.42s , -27d 23m 53.2s) |   C |    60 | 16.1 |        
   21241 | 2021-06-07 04:33:56 |         MASTER-SAAO | (05h 12m 50.83s , -27d 25m 13.0s) |   C |    60 | 15.3 |        
   21424 | 2021-06-07 04:36:58 |         MASTER-SAAO | (04h 51m 51.48s , -29d 19m 14.1s) |   C |    60 | 15.9 |        
   21503 | 2021-06-07 04:38:18 |         MASTER-SAAO | (05h 01m 02.82s , -29d 17m 49.2s) |   C |    60 | 15.7 |        
   22004 | 2021-06-07 04:46:39 |         MASTER-SAAO | (05h 21m 01.26s , -27d 24m 05.3s) |   C |    60 | 13.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4392
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 210606B ( C. Cai, Y. Huang, S. L. Xiong, S. L. Xie, S. Xiao, Y. Zhao, J. C. Liu, et al., GCN 30138) errorbox  10334 sec after notice time and 20370 sec after trigger time at 2021-06-07 04:19:55 UT, with upper limit up to  17.1 mag. Observations started at twilight.  The observations began at zenith distance = 77 deg. The sun  altitude  is -15.4 deg. 

The galactic latitude b = -34 deg., longitude l = 234 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1630100

We obtain a following upper limits.  

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

   20400 | 2021-06-07 04:19:55 |         MASTER-SAAO | (04h 51m 51.22s , -29d 20m 05.6s) |   C |    60 | 17.1 |        
   20480 | 2021-06-07 04:21:15 |         MASTER-SAAO | (05h 01m 07.65s , -29d 19m 39.3s) |   C |    60 | 16.7 |        
   21161 | 2021-06-07 04:32:36 |         MASTER-SAAO | (05h 03m 50.42s , -27d 23m 53.2s) |   C |    60 | 16.1 |        
   21241 | 2021-06-07 04:33:56 |         MASTER-SAAO | (05h 12m 50.83s , -27d 25m 13.0s) |   C |    60 | 15.3 |        
   21424 | 2021-06-07 04:36:58 |         MASTER-SAAO | (04h 51m 51.48s , -29d 19m 14.1s) |   C |    60 | 15.9 |        
   21503 | 2021-06-07 04:38:18 |         MASTER-SAAO | (05h 01m 02.82s , -29d 17m 49.2s) |   C |    60 | 15.7 |        
   22004 | 2021-06-07 04:46:39 |         MASTER-SAAO | (05h 21m 01.26s , -27d 24m 05.3s) |   C |    60 | 13.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4383
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 GRB210606.94 (trigger No 644712030,05h 11m 04.08s , -31d 39m 00.0s, R=3.88) errorbox  10334 sec after notice time and 20370 sec after trigger time at 2021-06-07 04:19:55 UT, with upper limit up to  17.1 mag. Observations started at twilight.  The observations began at zenith distance = 77 deg. The sun  altitude  is -15.4 deg. 

The galactic latitude b = -34 deg., longitude l = 234 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1630093

We obtain a following upper limits.  

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

   20400 | 2021-06-07 04:19:55 |         MASTER-SAAO | (04h 51m 51.22s , -29d 20m 05.6s) |   C |    60 | 17.1 |        
   20480 | 2021-06-07 04:21:15 |         MASTER-SAAO | (05h 01m 07.65s , -29d 19m 39.3s) |   C |    60 | 16.7 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4382
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 GRB210606.94 (trigger No 644712030,05h 11m 04.08s , -31d 39m 00.0s, R=3.88) errorbox  10334 sec after notice time and 20370 sec after trigger time at 2021-06-07 04:19:55 UT, with upper limit up to  17.1 mag. Observations started at twilight.  The observations began at zenith distance = 77 deg. The sun  altitude  is -15.4 deg. 

The galactic latitude b = -34 deg., longitude l = 234 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1630093

We obtain a following upper limits.  

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

   20400 | 2021-06-07 04:19:55 |         MASTER-SAAO | (04h 51m 51.22s , -29d 20m 05.6s) |   C |    60 | 17.1 |        
   20480 | 2021-06-07 04:21:15 |         MASTER-SAAO | (05h 01m 07.65s , -29d 19m 39.3s) |   C |    60 | 16.7 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 4381
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 GRB210606.94 (trigger No 644712030,05h 11m 04.08s , -31d 39m 00.0s, R=3.88) errorbox  10334 sec after notice time and 20370 sec after trigger time at 2021-06-07 04:19:55 UT, with upper limit up to  17.1 mag. Observations started at twilight.  The observations began at zenith distance = 77 deg. The sun  altitude  is -15.4 deg. 

The galactic latitude b = -34 deg., longitude l = 234 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1630093

We obtain a following upper limits.  

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

   20400 | 2021-06-07 04:19:55 |         MASTER-SAAO | (04h 51m 51.22s , -29d 20m 05.6s) |   C |    60 | 17.1 |        
   20480 | 2021-06-07 04:21:15 |         MASTER-SAAO | (05h 01m 07.65s , -29d 19m 39.3s) |   C |    60 | 16.7 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2024

MASTER Net MASTER Database: GRB210606.94 page

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Kislovodsk

Tavrida

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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: