GRB230808.70 page :: MASTER Database

MASTER Net MASTER Database: GRB230808.70 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 GRB230808.70

Trignum

713205976

Trigger time

2023-08-08 16:46:11.38

Notice time

2023-08-08 16:55:34.390129

Coord, eb

(13h 38m 48.00s , -22d 12m 36.0s) , 2.42

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
2251815	2023-08-08 16:55:34.866058	13^h 38^m 48.00^s -22^d 12^m 36.0^s	FERMI	2.42	alert	713205976	12	115	alert
2251807	2023-08-08 16:47:25.000682	13^h 57^m 04.80^s -25^d 18^m 36.0^s	FERMI	7.28	alert	713205976	10	112	alert
2251803	2023-08-08 16:47:06.649125	13^h 41^m 40.01^s -24^d 57^m 00.0^s	FERMI	8.2	alert	713205976	43	111	alert

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

Synchronous WFC images

Distance	datetime	coord2000	observatory	camera	links
31.5	2023-08-08 16:44:37.847	15^h 13^m 32.00^s -47^d 22^m 38.0^s	SAAO	111341	Database SAAO
20.7	2023-08-08 16:43:11.418	15^h 00^m 05.00^s -32^d 22^m 49.0^s	SAAO	136956	Database SAAO

Errorbox center visibility at MASTER facilities

trigger

notice

notice+1hr

now

2023-08-08 16:46:11 (JD 2460165.198738)

Siderial time 16.406739 h

Ra 13:38:48.00 Dec -22:12:36.00
(204.700000d, -22.210000d)

Rise 2023-08-09 13:19:41

Transit 2023-08-09 16:57:06

Set 2023-08-09 20:34:31

Amur

Object: Altitude: -42.91 Azimuth: 108.18

Sun: Altitude: -21.66 Azimuth: 198.55

Moon: Altitude: 27.45 Azimuth: 272.69

Tunka

Object: Altitude: -27.58 Azimuth: 88.53

Sun: Altitude: -21.78 Azimuth: 173.29

Moon: Altitude: 12.42 Azimuth: 254.73

Kislovodsk

Object: Altitude: 11.57 Azimuth: 43.10

Sun: Altitude: -4.49 Azimuth: 117.51

Moon: Altitude: -22.97 Azimuth: 205.96

Tavrida

Object: Altitude: 14.70 Azimuth: 35.92

Sun: Altitude: 1.46 Azimuth: 111.52

Moon: Altitude: -24.31 Azimuth: 197.38

SAAO

Object: Altitude: 65.97 Azimuth: 108.86

Sun: Altitude: -9.62 Azimuth: 103.13

Moon: Altitude: -76.40 Azimuth: 345.63

IAC

Object: Altitude: 38.02 Azimuth: 345.00

Sun: Altitude: 39.04 Azimuth: 88.32

Moon: Altitude: -32.40 Azimuth: 141.54

Argentina

Object: Altitude: 31.66 Azimuth: 278.06

Sun: Altitude: 42.01 Azimuth: 178.55

Moon: Altitude: -12.75 Azimuth: 104.81

Mexico

Object: Altitude: -24.94 Azimuth: 281.93

Sun: Altitude: 50.77 Azimuth: 282.90

Moon: Altitude: 41.58 Azimuth: 88.73

Ural

Object: Altitude: -5.22 Azimuth: 56.17

Sun: Altitude: -5.86 Azimuth: 132.30

Moon: Altitude: -6.03 Azimuth: 219.71

Vostryakovo

Object: Altitude: 4.72 Azimuth: 38.07

Sun: Altitude: 3.34 Azimuth: 113.99

Moon: Altitude: -13.44 Azimuth: 199.93

Gal. latitude: 38.951224 Gal. longitude: 317.871379

Dist. to Sun: 75.708135

Dist. to Moon: 160.087610

Moon coord.: (45.750895 d, 19.156103 d)

Sun coord.: (138.031255 d, 16.173169 d)

Lunar disk: 0.473624

Lunar phase: 93.023832

Lunar bright limb: 73.952724

No SN in this field

2023-08-08 16:55:34 (JD 2460165.205255)

Siderial time 16.563556 h

Ra 13:38:48.00 Dec -22:12:36.00
(204.700000d, -22.210000d)

Rise 2023-08-09 13:19:41

Transit 2023-08-09 16:57:06

Set 2023-08-09 20:34:31

Amur

Object: Altitude: -44.32 Azimuth: 110.47

Sun: Altitude: -21.15 Azimuth: 200.91

Moon: Altitude: 28.92 Azimuth: 274.46

Tunka

Object: Altitude: -29.04 Azimuth: 90.37

Sun: Altitude: -21.92 Azimuth: 175.72

Moon: Altitude: 13.80 Azimuth: 256.41

Kislovodsk

Object: Altitude: 10.39 Azimuth: 44.97

Sun: Altitude: -5.98 Azimuth: 119.20

Moon: Altitude: -22.20 Azimuth: 208.12

Tavrida

Object: Altitude: 13.69 Azimuth: 37.91

Sun: Altitude: -0.08 Azimuth: 113.17

Moon: Altitude: -23.77 Azimuth: 199.65

SAAO

Object: Altitude: 64.08 Azimuth: 106.31

Sun: Altitude: -11.55 Azimuth: 101.95

Moon: Altitude: -75.81 Azimuth: 337.04

IAC

Object: Altitude: 38.51 Azimuth: 347.70

Sun: Altitude: 36.97 Azimuth: 89.46

Moon: Altitude: -33.58 Azimuth: 143.66

Argentina

Object: Altitude: 33.65 Azimuth: 276.98

Sun: Altitude: 41.91 Azimuth: 175.52

Moon: Altitude: -14.63 Azimuth: 103.76

Mexico

Object: Altitude: -22.97 Azimuth: 282.95

Sun: Altitude: 52.72 Azimuth: 284.73

Moon: Altitude: 39.65 Azimuth: 89.96

Ural

Object: Altitude: -6.30 Azimuth: 58.08

Sun: Altitude: -6.79 Azimuth: 134.36

Moon: Altitude: -5.19 Azimuth: 221.70

Vostryakovo

Object: Altitude: 3.88 Azimuth: 40.09

Sun: Altitude: 2.13 Azimuth: 115.89

Moon: Altitude: -12.95 Azimuth: 202.07

Gal. latitude: 38.951224 Gal. longitude: 317.871379

Dist. to Sun: 75.702017

Dist. to Moon: 160.016303

Moon coord.: (45.835267 d, 19.186416 d)

Sun coord.: (138.037464 d, 16.171321 d)

Lunar disk: 0.472939

Lunar phase: 93.102483

Lunar bright limb: 73.980577

No SN in this field

2023-08-08 17:55:34 (JD 2460165.246921)

Siderial time 17.566294 h

Ra 13:38:48.00 Dec -22:12:36.00
(204.700000d, -22.210000d)

Rise 2023-08-09 13:19:41

Transit 2023-08-09 16:57:06

Set 2023-08-09 20:34:31

Amur

Object: Altitude: -52.73 Azimuth: 127.33

Sun: Altitude: -16.65 Azimuth: 215.38

Moon: Altitude: 38.15 Azimuth: 286.62

Tunka

Object: Altitude: -38.26 Azimuth: 102.93

Sun: Altitude: -21.37 Azimuth: 191.21

Moon: Altitude: 22.81 Azimuth: 267.27

Kislovodsk

Object: Altitude: 2.00 Azimuth: 56.15

Sun: Altitude: -14.87 Azimuth: 130.74

Moon: Altitude: -16.07 Azimuth: 221.09

Tavrida

Object: Altitude: 6.28 Azimuth: 49.88

Sun: Altitude: -9.43 Azimuth: 124.17

Moon: Altitude: -18.98 Azimuth: 213.43

SAAO

Object: Altitude: 51.59 Azimuth: 94.55

Sun: Altitude: -24.07 Azimuth: 94.45

Moon: Altitude: -67.64 Azimuth: 300.59

IAC

Object: Altitude: 39.29 Azimuth: 5.58

Sun: Altitude: 23.78 Azimuth: 96.21

Moon: Altitude: -39.56 Azimuth: 159.03

Argentina

Object: Altitude: 46.40 Azimuth: 269.65

Sun: Altitude: 38.87 Azimuth: 156.99

Moon: Altitude: -26.83 Azimuth: 97.12

Mexico

Object: Altitude: -10.60 Azimuth: 289.64

Sun: Altitude: 64.60 Azimuth: 300.70

Moon: Altitude: 27.34 Azimuth: 97.17

Ural

Object: Altitude: -13.64 Azimuth: 70.09

Sun: Altitude: -11.92 Azimuth: 148.01

Moon: Altitude: 0.82 Azimuth: 234.00

Vostryakovo

Object: Altitude: -2.30 Azimuth: 52.57

Sun: Altitude: -5.09 Azimuth: 128.37

Moon: Altitude: -8.81 Azimuth: 215.35

Gal. latitude: 38.951224 Gal. longitude: 317.871379

Dist. to Sun: 75.662895

Dist. to Moon: 159.558232

Moon coord.: (46.375133 d, 19.379199 d)

Sun coord.: (138.077164 d, 16.159504 d)

Lunar disk: 0.468561

Lunar phase: 93.605034

Lunar bright limb: 74.159997

No SN in this field

2025-05-02 22:51:35 (JD 2460798.452488)

Siderial time 16.107732 h

Ra 13:38:48.00 Dec -22:12:36.00
(204.700000d, -22.210000d)

Rise 2025-05-03 19:42:58

Transit 2025-05-03 23:20:23

Set 2025-05-03 03:01:44

Amur

Object: Altitude: -40.16 Azimuth: 104.03

Sun: Altitude: 25.60 Azimuth: 276.39

Moon: Altitude: -7.11 Azimuth: 212.37

Tunka

Object: Altitude: -24.81 Azimuth: 85.08

Sun: Altitude: 10.41 Azimuth: 258.00

Moon: Altitude: -11.40 Azimuth: 190.84

Kislovodsk

Object: Altitude: 13.71 Azimuth: 39.45

Sun: Altitude: -25.91 Azimuth: 208.59

Moon: Altitude: -7.13 Azimuth: 137.16

Tavrida

Object: Altitude: 16.48 Azimuth: 32.02

Sun: Altitude: -27.50 Azimuth: 199.65

Moon: Altitude: -2.06 Azimuth: 130.94

SAAO

Object: Altitude: 69.49 Azimuth: 114.69

Sun: Altitude: -72.63 Azimuth: 344.24

Moon: Altitude: -29.33 Azimuth: 103.95

IAC

Object: Altitude: 36.83 Azimuth: 339.99

Sun: Altitude: -36.02 Azimuth: 140.22

Moon: Altitude: 26.70 Azimuth: 106.76

Argentina

Object: Altitude: 27.90 Azimuth: 280.08

Sun: Altitude: -12.03 Azimuth: 101.00

Moon: Altitude: 29.20 Azimuth: 159.96

Mexico

Object: Altitude: -28.71 Azimuth: 279.98

Sun: Altitude: 38.89 Azimuth: 85.24

Moon: Altitude: 70.43 Azimuth: 279.25

Ural

Object: Altitude: -3.24 Azimuth: 52.51

Sun: Altitude: -8.89 Azimuth: 222.21

Moon: Altitude: -2.68 Azimuth: 151.83

Vostryakovo

Object: Altitude: 6.22 Azimuth: 34.18

Sun: Altitude: -16.69 Azimuth: 201.96

Moon: Altitude: 3.32 Azimuth: 133.76

Gal. latitude: 38.951224 Gal. longitude: 317.871379

Dist. to Sun: 164.105870

Dist. to Moon: 99.134512

Moon coord.: (115.218193 d, 26.095652 d)

Sun coord.: (39.979841 d, 15.571439 d)

Lunar disk: 0.331857

Lunar phase: 109.650699

Lunar bright limb: 278.167236

No SN in this field

Recent coverage and limits telegrams

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

  ID = 8658
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 230808B ( Fermi GBM team, GCN 34373) errorbox  557 sec after notice time and 589 sec after trigger time at 2023-08-08 16:56:01 UT, with upper limit up to  19.4 mag. Observations started at twilight.  The observations began at zenith distance = 25 deg. The sun  altitude  is -10.9 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB 230808B errorbox  32269 sec after notice time and 32302 sec after trigger time at 2023-08-09 01:44:33 UT, with upper limit up to  19.0 mag. The observations began at zenith distance = 64 deg. The sun  altitude  is -47.4 deg. 

The galactic latitude b = 39 deg., longitude l = 318 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2251809

We obtain a following upper limits.  

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

     620 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 38m 29.74s , -22d 07m 36.0s) |   C |    60 | 17.3 |        
     680 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 38m 29.73s , -22d 07m 35.9s) |   C |   180 | 18.1 |  Coadd 
     620 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 37m 33.96s , -22d 09m 24.9s) |   C |    60 | 17.8 |        
     680 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 37m 33.96s , -22d 09m 24.9s) |   C |   180 | 18.6 |  Coadd 
     711 | 2023-08-08 16:57:32 |         MASTER-SAAO | (13h 38m 35.47s , -22d 07m 06.0s) |   C |    60 | 17.4 |        
     711 | 2023-08-08 16:57:32 |         MASTER-SAAO | (13h 37m 39.62s , -22d 08m 54.2s) |   C |    60 | 17.9 |        
     802 | 2023-08-08 16:59:03 |         MASTER-SAAO | (13h 38m 32.66s , -22d 05m 36.2s) |   C |    60 | 17.5 |        
     802 | 2023-08-08 16:59:03 |         MASTER-SAAO | (13h 37m 36.76s , -22d 07m 24.4s) |   C |    60 | 18.1 |        
     881 | 2023-08-08 17:00:22 |         MASTER-SAAO | (13h 38m 32.64s , -22d 07m 26.9s) |   C |    60 | 17.8 |        
     881 | 2023-08-08 17:00:22 |         MASTER-SAAO | (13h 37m 36.69s , -22d 09m 14.8s) |   C |    60 | 18.2 |        
   32393 | 2023-08-09 01:44:33 |         MASTER-OAFA | (13h 31m 37.61s , -21d 27m 08.0s) |   C |   180 | 18.6 |        
   32877 | 2023-08-09 01:52:38 |         MASTER-OAFA | (13h 46m 10.11s , -19d 31m 53.9s) |   C |   180 | 19.0 |        
   33088 | 2023-08-09 01:56:09 |         MASTER-OAFA | (13h 40m 06.51s , -21d 26m 26.6s) |   C |   180 | 19.0 |        
   33300 | 2023-08-09 01:59:40 |         MASTER-OAFA | (13h 37m 34.31s , -19d 31m 30.5s) |   C |   180 | 18.9 |        
   33511 | 2023-08-09 02:03:12 |         MASTER-OAFA | (13h 46m 09.24s , -19d 32m 35.4s) |   C |   180 | 18.8 |        
   93319 | 2023-08-09 18:40:00 |         MASTER-SAAO | (13h 32m 31.14s , -21d 27m 06.9s) |   C |   180 | 18.7 |        
   93319 | 2023-08-09 18:40:00 |         MASTER-SAAO | (13h 31m 41.16s , -21d 27m 27.3s) |   C |   180 | 19.4 |        
   93531 | 2023-08-09 18:43:32 |         MASTER-SAAO | (13h 41m 12.88s , -21d 27m 16.7s) |   C |   180 | 18.5 |        
   93531 | 2023-08-09 18:43:32 |         MASTER-SAAO | (13h 40m 22.91s , -21d 27m 37.8s) |   C |   180 | 19.3 |        
   94164 | 2023-08-09 18:54:05 |         MASTER-SAAO | (13h 31m 45.27s , -21d 25m 19.7s) |   C |   180 | 19.3 |        
   94164 | 2023-08-09 18:54:05 |         MASTER-SAAO | (13h 32m 34.91s , -21d 25m 01.2s) |   C |   180 | 18.6 |        
   94375 | 2023-08-09 18:57:36 |         MASTER-SAAO | (13h 41m 05.57s , -21d 25m 55.7s) |   C |   180 | 18.6 |        
   94375 | 2023-08-09 18:57:36 |         MASTER-SAAO | (13h 40m 15.92s , -21d 26m 14.3s) |   C |   180 | 19.2 |        
   94587 | 2023-08-09 19:01:08 |         MASTER-SAAO | (13h 38m 35.93s , -19d 31m 40.4s) |   C |   180 | 18.6 |        
   94587 | 2023-08-09 19:01:08 |         MASTER-SAAO | (13h 37m 46.97s , -19d 31m 59.0s) |   C |   180 | 19.2 |        
   94799 | 2023-08-09 19:04:39 |         MASTER-SAAO | (13h 47m 00.10s , -19d 32m 58.4s) |   C |   180 | 18.6 |        
   94799 | 2023-08-09 19:04:39 |         MASTER-SAAO | (13h 46m 11.06s , -19d 33m 16.8s) |   C |   180 | 19.2 |        
   95431 | 2023-08-09 19:15:12 |         MASTER-SAAO | (13h 38m 36.34s , -19d 30m 32.7s) |   C |   180 | 18.6 |        
   95431 | 2023-08-09 19:15:12 |         MASTER-SAAO | (13h 37m 47.57s , -19d 30m 50.1s) |   C |   180 | 19.3 |        
   95631 | 2023-08-09 19:18:32 |         MASTER-SAAO | (13h 46m 59.42s , -19d 31m 28.5s) |   C |   180 | 18.6 |        
   95631 | 2023-08-09 19:18:32 |         MASTER-SAAO | (13h 46m 10.60s , -19d 31m 46.2s) |   C |   180 | 19.2 |        
   96476 | 2023-08-09 19:32:37 |         MASTER-SAAO | (13h 30m 07.40s , -19d 29m 56.0s) |   C |   180 | 19.0 |        
   96476 | 2023-08-09 19:32:37 |         MASTER-SAAO | (13h 30m 55.44s , -19d 29m 41.2s) |   C |   180 | 18.4 |        
   97113 | 2023-08-09 19:43:14 |         MASTER-SAAO | (13h 24m 07.87s , -21d 24m 33.6s) |   C |   180 | 14.7 |        
   97113 | 2023-08-09 19:43:14 |         MASTER-SAAO | (13h 24m 52.18s , -21d 23m 40.0s) |   C |   180 | 18.0 |        
   97737 | 2023-08-09 19:53:38 |         MASTER-SAAO | (13h 30m 16.95s , -19d 29m 36.4s) |   C |   180 | 14.7 |        
   97737 | 2023-08-09 19:53:38 |         MASTER-SAAO | (13h 31m 00.75s , -19d 28m 39.8s) |   C |   180 | 17.6 |        
   98377 | 2023-08-09 20:04:18 |         MASTER-SAAO | (13h 24m 10.17s , -21d 23m 59.1s) |   C |   180 | 14.9 |        
   98377 | 2023-08-09 20:04:18 |         MASTER-SAAO | (13h 24m 54.43s , -21d 23m 05.2s) |   C |   180 | 17.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8655
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 230808B ( Fermi GBM team, GCN 34373) errorbox  557 sec after notice time and 589 sec after trigger time at 2023-08-08 16:56:01 UT, with upper limit up to  18.6 mag. Observations started at twilight.  The observations began at zenith distance = 25 deg. The sun  altitude  is -10.9 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB 230808B errorbox  32269 sec after notice time and 32302 sec after trigger time at 2023-08-09 01:44:33 UT, with upper limit up to  19.0 mag. The observations began at zenith distance = 64 deg. The sun  altitude  is -47.4 deg. 

The galactic latitude b = 39 deg., longitude l = 318 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2251814

We obtain a following upper limits.  

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

     620 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 38m 29.74s , -22d 07m 36.0s) |   C |    60 | 17.3 |        
     680 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 38m 29.73s , -22d 07m 35.9s) |   C |   180 | 18.1 |  Coadd 
     620 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 37m 33.96s , -22d 09m 24.9s) |   C |    60 | 17.8 |        
     680 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 37m 33.96s , -22d 09m 24.9s) |   C |   180 | 18.6 |  Coadd 
     711 | 2023-08-08 16:57:32 |         MASTER-SAAO | (13h 38m 35.47s , -22d 07m 06.0s) |   C |    60 | 17.4 |        
     711 | 2023-08-08 16:57:32 |         MASTER-SAAO | (13h 37m 39.62s , -22d 08m 54.2s) |   C |    60 | 17.9 |        
     802 | 2023-08-08 16:59:03 |         MASTER-SAAO | (13h 38m 32.66s , -22d 05m 36.2s) |   C |    60 | 17.5 |        
     802 | 2023-08-08 16:59:03 |         MASTER-SAAO | (13h 37m 36.76s , -22d 07m 24.4s) |   C |    60 | 18.1 |        
     881 | 2023-08-08 17:00:22 |         MASTER-SAAO | (13h 38m 32.64s , -22d 07m 26.9s) |   C |    60 | 17.8 |        
     881 | 2023-08-08 17:00:22 |         MASTER-SAAO | (13h 37m 36.69s , -22d 09m 14.8s) |   C |    60 | 18.2 |        
   32393 | 2023-08-09 01:44:33 |         MASTER-OAFA | (13h 31m 37.61s , -21d 27m 08.0s) |   C |   180 | 18.6 |        
   32877 | 2023-08-09 01:52:38 |         MASTER-OAFA | (13h 46m 10.11s , -19d 31m 53.9s) |   C |   180 | 19.0 |        
   33088 | 2023-08-09 01:56:09 |         MASTER-OAFA | (13h 40m 06.51s , -21d 26m 26.6s) |   C |   180 | 19.0 |        
   33300 | 2023-08-09 01:59:40 |         MASTER-OAFA | (13h 37m 34.31s , -19d 31m 30.5s) |   C |   180 | 18.9 |        
   33511 | 2023-08-09 02:03:12 |         MASTER-OAFA | (13h 46m 09.24s , -19d 32m 35.4s) |   C |   180 | 18.8 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8649
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 GRB230808.70 (trigger No 713205976,13h 38m 48.00s , -22d 12m 36.0s, R=2.42) errorbox  557 sec after notice time and 589 sec after trigger time at 2023-08-08 16:56:01 UT, with upper limit up to  18.6 mag. Observations started at twilight.  The observations began at zenith distance = 25 deg. The sun  altitude  is -10.9 deg. 

The galactic latitude b = 39 deg., longitude l = 318 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2251814

We obtain a following upper limits.  

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

     620 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 38m 29.74s , -22d 07m 36.0s) |   C |    60 | 17.3 |        
     680 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 38m 29.73s , -22d 07m 35.9s) |   C |   180 | 18.1 |  Coadd 
     620 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 37m 33.96s , -22d 09m 24.9s) |   C |    60 | 17.8 |        
     680 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 37m 33.96s , -22d 09m 24.9s) |   C |   180 | 18.6 |  Coadd 
     711 | 2023-08-08 16:57:32 |         MASTER-SAAO | (13h 38m 35.47s , -22d 07m 06.0s) |   C |    60 | 17.4 |        
     711 | 2023-08-08 16:57:32 |         MASTER-SAAO | (13h 37m 39.62s , -22d 08m 54.2s) |   C |    60 | 17.9 |        
     802 | 2023-08-08 16:59:03 |         MASTER-SAAO | (13h 38m 32.66s , -22d 05m 36.2s) |   C |    60 | 17.5 |        
     802 | 2023-08-08 16:59:03 |         MASTER-SAAO | (13h 37m 36.76s , -22d 07m 24.4s) |   C |    60 | 18.1 |        
     881 | 2023-08-08 17:00:22 |         MASTER-SAAO | (13h 38m 32.64s , -22d 07m 26.9s) |   C |    60 | 17.8 |        
     881 | 2023-08-08 17:00:22 |         MASTER-SAAO | (13h 37m 36.69s , -22d 09m 14.8s) |   C |    60 | 18.2 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8648
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 GRB230808.70 (trigger No 713205976,13h 38m 48.00s , -22d 12m 36.0s, R=2.42) errorbox  557 sec after notice time and 589 sec after trigger time at 2023-08-08 16:56:01 UT, with upper limit up to  18.6 mag. Observations started at twilight.  The observations began at zenith distance = 25 deg. The sun  altitude  is -10.9 deg. 

The galactic latitude b = 39 deg., longitude l = 318 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2251814

We obtain a following upper limits.  

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

     620 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 38m 29.74s , -22d 07m 36.0s) |   C |    60 | 17.3 |        
     680 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 38m 29.73s , -22d 07m 35.9s) |   C |   180 | 18.1 |  Coadd 
     620 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 37m 33.96s , -22d 09m 24.9s) |   C |    60 | 17.8 |        
     680 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 37m 33.96s , -22d 09m 24.9s) |   C |   180 | 18.6 |  Coadd 
     711 | 2023-08-08 16:57:32 |         MASTER-SAAO | (13h 38m 35.47s , -22d 07m 06.0s) |   C |    60 | 17.4 |        
     711 | 2023-08-08 16:57:32 |         MASTER-SAAO | (13h 37m 39.62s , -22d 08m 54.2s) |   C |    60 | 17.9 |        
     802 | 2023-08-08 16:59:03 |         MASTER-SAAO | (13h 38m 32.66s , -22d 05m 36.2s) |   C |    60 | 17.5 |        
     802 | 2023-08-08 16:59:03 |         MASTER-SAAO | (13h 37m 36.76s , -22d 07m 24.4s) |   C |    60 | 18.1 |        
     881 | 2023-08-08 17:00:22 |         MASTER-SAAO | (13h 38m 32.64s , -22d 07m 26.9s) |   C |    60 | 17.8 |        
     881 | 2023-08-08 17:00:22 |         MASTER-SAAO | (13h 37m 36.69s , -22d 09m 14.8s) |   C |    60 | 18.2 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8647
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 GRB230808.70 (trigger No 713205976,13h 38m 48.00s , -22d 12m 36.0s, R=2.42) errorbox  557 sec after notice time and 589 sec after trigger time at 2023-08-08 16:56:01 UT, with upper limit up to  18.6 mag. Observations started at twilight.  The observations began at zenith distance = 25 deg. The sun  altitude  is -10.9 deg. 

The galactic latitude b = 39 deg., longitude l = 318 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2251814

We obtain a following upper limits.  

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

     620 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 38m 29.74s , -22d 07m 36.0s) |   C |    60 | 17.3 |        
     680 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 38m 29.73s , -22d 07m 35.9s) |   C |   180 | 18.1 |  Coadd 
     620 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 37m 33.96s , -22d 09m 24.9s) |   C |    60 | 17.8 |        
     680 | 2023-08-08 16:56:01 |         MASTER-SAAO | (13h 37m 33.96s , -22d 09m 24.9s) |   C |   180 | 18.6 |  Coadd 
     711 | 2023-08-08 16:57:32 |         MASTER-SAAO | (13h 38m 35.47s , -22d 07m 06.0s) |   C |    60 | 17.4 |        
     711 | 2023-08-08 16:57:32 |         MASTER-SAAO | (13h 37m 39.62s , -22d 08m 54.2s) |   C |    60 | 17.9 |        
     802 | 2023-08-08 16:59:03 |         MASTER-SAAO | (13h 38m 32.66s , -22d 05m 36.2s) |   C |    60 | 17.5 |        
     802 | 2023-08-08 16:59:03 |         MASTER-SAAO | (13h 37m 36.76s , -22d 07m 24.4s) |   C |    60 | 18.1 |        
     881 | 2023-08-08 17:00:22 |         MASTER-SAAO | (13h 38m 32.64s , -22d 07m 26.9s) |   C |    60 | 17.8 |        
     881 | 2023-08-08 17:00:22 |         MASTER-SAAO | (13h 37m 36.69s , -22d 09m 14.8s) |   C |    60 | 18.2 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2025

MASTER Net MASTER Database: GRB230808.70 page

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Argentina

Mexico

Ural

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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
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General:
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