GRB230806.17 page :: MASTER Database

MASTER Net MASTER Database: GRB230806.17 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 GRB230806.17

Trignum

712987357

Trigger time

2023-08-06 04:02:32.37

Notice time

2023-08-06 04:03:19.691921

Coord, eb

(03h 04m 48.00s , -11d 19m 58.8s) , 20.83

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You are viewing outdated information, relevant error box is here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
2250876	2023-08-06 04:12:02.293937	04^h 12^m 28.80^s -07^d 19^m 48.0^s	FERMI	18.1	alert	712987357	8	115	alert
2250845	2023-08-06 04:03:40.317693	02^h 52^m 57.60^s -11^d 19^m 12.0^s	FERMI	12.11	alert	712987357	7	112	alert
2250837	2023-08-06 04:03:19.691921	03^h 04^m 48.00^s -11^d 19^m 58.8^s	FERMI	20.83	alert	712987357	24	111	alert

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

Synchronous WFC images

Distance	datetime	coord2000	observatory	camera	links
37.4	2023-08-06 04:02:31.448	02^h 17^m 37.00^s -47^d 22^m 38.0^s	SAAO	136956	Database SAAO

Errorbox center visibility at MASTER facilities

trigger

notice

notice+1hr

now

2023-08-06 04:02:32 (JD 2460162.668426)

Siderial time 3.512972 h

Ra 03:04:48.00 Dec -11:19:58.80
( 46.200000d, -11.333000d)

Rise 2023-08-05 22:41:38

Transit 2023-08-06 03:36:37

Set 2023-08-06 08:31:37

Amur

Object: Altitude: -12.74 Azimuth: 87.54

Sun: Altitude: 56.09 Azimuth: 11.98

Moon: Altitude: -19.69 Azimuth: 124.44

Tunka

Object: Altitude: 1.92 Azimuth: 68.86

Sun: Altitude: 52.42 Azimuth: 331.90

Moon: Altitude: -5.16 Azimuth: 104.23

Kislovodsk

Object: Altitude: 33.95 Azimuth: 13.51

Sun: Altitude: 20.14 Azimuth: 265.58

Moon: Altitude: 35.09 Azimuth: 57.58

Tavrida

Object: Altitude: 33.88 Azimuth: 3.42

Sun: Altitude: 14.22 Azimuth: 260.18

Moon: Altitude: 39.36 Azimuth: 48.25

SAAO

Object: Altitude: 66.91 Azimuth: 206.59

Sun: Altitude: -16.98 Azimuth: 260.45

Moon: Altitude: 47.43 Azimuth: 146.25

IAC

Object: Altitude: 29.25 Azimuth: 303.87

Sun: Altitude: -28.62 Azimuth: 227.97

Moon: Altitude: 62.29 Azimuth: 325.89

Argentina

Object: Altitude: -2.73 Azimuth: 285.13

Sun: Altitude: -72.60 Azimuth: 33.24

Moon: Altitude: 15.97 Azimuth: 253.97

Mexico

Object: Altitude: -49.36 Azimuth: 249.55

Sun: Altitude: -21.53 Azimuth: 127.00

Moon: Altitude: -13.71 Azimuth: 255.89

Ural

Object: Altitude: 17.72 Azimuth: 29.33

Sun: Altitude: 29.74 Azimuth: 285.45

Moon: Altitude: 19.36 Azimuth: 67.37

Vostryakovo

Object: Altitude: 23.05 Azimuth: 7.13

Sun: Altitude: 17.92 Azimuth: 266.07

Moon: Altitude: 30.36 Azimuth: 46.83

Gal. latitude: -54.344813 Gal. longitude: 192.950522

Dist. to Sun: 92.718424

Dist. to Moon: 36.030673

Moon coord.: (13.732694 d, 4.626275 d)

Sun coord.: (135.612489 d, 16.876358 d)

Lunar disk: 0.741063

Lunar phase: 61.175671

Lunar bright limb: 67.888239

No SN in this field

2023-08-06 04:03:19 (JD 2460162.668970)

Siderial time 3.526064 h

Ra 03:04:48.00 Dec -11:19:58.80
( 46.200000d, -11.333000d)

Rise 2023-08-05 22:41:38

Transit 2023-08-06 03:36:37

Set 2023-08-06 08:31:37

Amur

Object: Altitude: -12.87 Azimuth: 87.69

Sun: Altitude: 56.07 Azimuth: 12.31

Moon: Altitude: -19.79 Azimuth: 124.61

Tunka

Object: Altitude: 1.80 Azimuth: 69.02

Sun: Altitude: 52.48 Azimuth: 332.19

Moon: Altitude: -5.27 Azimuth: 104.38

Kislovodsk

Object: Altitude: 33.92 Azimuth: 13.74

Sun: Altitude: 20.28 Azimuth: 265.72

Moon: Altitude: 34.98 Azimuth: 57.77

Tavrida

Object: Altitude: 33.87 Azimuth: 3.65

Sun: Altitude: 14.35 Azimuth: 260.31

Moon: Altitude: 39.27 Azimuth: 48.46

SAAO

Object: Altitude: 66.99 Azimuth: 206.14

Sun: Altitude: -16.81 Azimuth: 260.36

Moon: Altitude: 47.33 Azimuth: 146.00

IAC

Object: Altitude: 29.39 Azimuth: 304.02

Sun: Altitude: -28.49 Azimuth: 228.13

Moon: Altitude: 62.38 Azimuth: 326.24

Argentina

Object: Altitude: -2.57 Azimuth: 285.03

Sun: Altitude: -72.69 Azimuth: 32.69

Moon: Altitude: 16.12 Azimuth: 253.86

Mexico

Object: Altitude: -49.20 Azimuth: 249.72

Sun: Altitude: -21.67 Azimuth: 127.15

Moon: Altitude: -13.55 Azimuth: 255.99

Ural

Object: Altitude: 17.67 Azimuth: 29.53

Sun: Altitude: 29.84 Azimuth: 285.63

Moon: Altitude: 19.27 Azimuth: 67.54

Vostryakovo

Object: Altitude: 23.04 Azimuth: 7.34

Sun: Altitude: 18.03 Azimuth: 266.23

Moon: Altitude: 30.29 Azimuth: 47.04

Gal. latitude: -54.344813 Gal. longitude: 192.950522

Dist. to Sun: 92.718886

Dist. to Moon: 36.026164

Moon coord.: (13.739539 d, 4.629849 d)

Sun coord.: (135.613010 d, 16.876209 d)

Lunar disk: 0.741008

Lunar phase: 61.182812

Lunar bright limb: 67.888396

No SN in this field

2023-08-06 05:03:19 (JD 2460162.710637)

Siderial time 4.528801 h

Ra 03:04:48.00 Dec -11:19:58.80
( 46.200000d, -11.333000d)

Rise 2023-08-05 22:41:38

Transit 2023-08-06 03:36:37

Set 2023-08-06 08:31:37

Amur

Object: Altitude: -22.44 Azimuth: 99.48

Sun: Altitude: 52.12 Azimuth: 35.98

Moon: Altitude: -26.48 Azimuth: 138.58

Tunka

Object: Altitude: -7.16 Azimuth: 80.75

Sun: Altitude: 55.01 Azimuth: 356.21

Moon: Altitude: -13.45 Azimuth: 116.49

Kislovodsk

Object: Altitude: 29.82 Azimuth: 30.44

Sun: Altitude: 31.09 Azimuth: 276.22

Moon: Altitude: 25.75 Azimuth: 70.72

Tavrida

Object: Altitude: 31.58 Azimuth: 20.99

Sun: Altitude: 24.95 Azimuth: 270.61

Moon: Altitude: 30.96 Azimuth: 62.99

SAAO

Object: Altitude: 68.47 Azimuth: 166.74

Sun: Altitude: -4.49 Azimuth: 252.86

Moon: Altitude: 38.86 Azimuth: 129.86

IAC

Object: Altitude: 39.48 Azimuth: 317.11

Sun: Altitude: -17.88 Azimuth: 238.67

Moon: Altitude: 66.60 Azimuth: 358.85

Argentina

Object: Altitude: 9.97 Azimuth: 277.23

Sun: Altitude: -74.30 Azimuth: 340.81

Moon: Altitude: 27.47 Azimuth: 244.17

Mexico

Object: Altitude: -36.75 Azimuth: 260.60

Sun: Altitude: -31.06 Azimuth: 139.29

Moon: Altitude: -1.17 Azimuth: 263.56

Ural

Object: Altitude: 12.77 Azimuth: 43.95

Sun: Altitude: 37.33 Azimuth: 300.37

Moon: Altitude: 11.92 Azimuth: 80.50

Vostryakovo

Object: Altitude: 20.80 Azimuth: 23.05

Sun: Altitude: 26.52 Azimuth: 278.75

Moon: Altitude: 23.84 Azimuth: 61.60

Gal. latitude: -54.344813 Gal. longitude: 192.950522

Dist. to Sun: 92.754252

Dist. to Moon: 35.683836

Moon coord.: (14.263707 d, 4.903272 d)

Sun coord.: (135.652969 d, 16.864862 d)

Lunar disk: 0.736818

Lunar phase: 61.729404

Lunar bright limb: 67.902049

No SN in this field

2025-05-09 13:57:53 (JD 2460805.081863)

Siderial time 7.648347 h

Ra 03:04:48.00 Dec -11:19:58.80
( 46.200000d, -11.333000d)

Rise 2025-05-10 04:25:36

Transit 2025-05-10 09:20:36

Set 2025-05-10 14:15:36

Amur

Object: Altitude: -47.16 Azimuth: 147.92

Sun: Altitude: -19.58 Azimuth: 157.91

Moon: Altitude: 31.42 Azimuth: 13.45

Tunka

Object: Altitude: -35.13 Azimuth: 120.37

Sun: Altitude: -9.95 Azimuth: 135.63

Moon: Altitude: 29.77 Azimuth: 345.25

Kislovodsk

Object: Altitude: 3.79 Azimuth: 70.36

Sun: Altitude: 23.95 Azimuth: 91.65

Moon: Altitude: 6.63 Azimuth: 286.90

Tavrida

Object: Altitude: 9.03 Azimuth: 64.06

Sun: Altitude: 30.01 Azimuth: 85.12

Moon: Altitude: 0.48 Azimuth: 280.92

SAAO

Object: Altitude: 38.19 Azimuth: 101.70

Sun: Altitude: 19.92 Azimuth: 127.39

Moon: Altitude: -0.34 Azimuth: 278.98

IAC

Object: Altitude: 47.99 Azimuth: 21.36

Sun: Altitude: 73.01 Azimuth: 53.28

Moon: Altitude: -40.57 Azimuth: 254.42

Argentina

Object: Altitude: 49.15 Azimuth: 248.68

Sun: Altitude: 28.41 Azimuth: 222.59

Moon: Altitude: -50.48 Azimuth: 8.22

Mexico

Object: Altitude: 2.98 Azimuth: 285.13

Sun: Altitude: 17.53 Azimuth: 259.83

Moon: Altitude: -40.77 Azimuth: 108.72

Ural

Object: Altitude: -9.73 Azimuth: 84.15

Sun: Altitude: 14.42 Azimuth: 99.91

Moon: Altitude: 10.99 Azimuth: 302.71

Vostryakovo

Object: Altitude: 2.32 Azimuth: 66.12

Sun: Altitude: 26.42 Azimuth: 82.48

Moon: Altitude: 0.57 Azimuth: 283.95

Gal. latitude: -54.344813 Gal. longitude: 192.950522

Dist. to Sun: 28.766957

Dist. to Moon: 142.070290

Moon coord.: (193.046560 d, -7.394774 d)

Sun coord.: (46.386343 d, 17.433368 d)

Lunar disk: 0.914956

Lunar phase: 33.910360

Lunar bright limb: 290.360599

No SN in this field

Recent coverage and limits telegrams

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

  ID = 8645
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 230806A ( Fermi GBM team, GCN 34354) errorbox  469 sec after notice time and 507 sec after trigger time at 2023-08-06 04:10:59 UT, with upper limit up to  18.6 mag. Observations started at twilight.  The observations began at zenith distance = 29 deg. The sun  altitude  is -15.8 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB 230806A errorbox  7275 sec after notice time and 7313 sec after trigger time at 2023-08-06 06:04:26 UT, with upper limit up to  17.3 mag. The observations began at zenith distance = 72 deg. The sun  altitude  is -66.3 deg. 

The galactic latitude b = -57 deg., longitude l = 190 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2250843

We obtain a following upper limits.  

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

     598 | 2023-08-06 04:10:59 |         MASTER-SAAO | (03h 30m 06.59s , -06d 34m 02.9s) |   C |   180 | 16.4 |        
     598 | 2023-08-06 04:10:59 |         MASTER-SAAO | (03h 29m 04.16s , -06d 35m 04.7s) |   C |   180 | 17.2 |        
     809 | 2023-08-06 04:14:31 |         MASTER-SAAO | (03h 46m 20.63s , -08d 26m 07.0s) |   C |   180 | 17.2 |        
     809 | 2023-08-06 04:14:31 |         MASTER-SAAO | (03h 45m 17.77s , -08d 27m 07.8s) |   C |   180 | 17.8 |        
    7404 | 2023-08-06 06:04:26 |         MASTER-OAFA | (03h 12m 50.30s , -04d 36m 51.0s) |   C |   180 | 16.8 |        
    8046 | 2023-08-06 06:15:08 |         MASTER-OAFA | (03h 20m 52.19s , -04d 37m 36.0s) |   C |   180 | 16.6 |        
    8481 | 2023-08-06 06:22:22 |         MASTER-OAFA | (03h 12m 54.01s , -04d 36m 00.2s) |   C |   180 | 17.3 |        
    8691 | 2023-08-06 06:25:53 |         MASTER-OAFA | (03h 20m 55.52s , -04d 37m 17.4s) |   C |   180 | 17.1 |        
   13386 | 2023-08-06 07:44:08 |         MASTER-OAFA | (03h 47m 52.36s , -12d 11m 31.1s) |   C |   180 | 17.3 |        
   71436 | 2023-08-06 23:51:38 |         MASTER-SAAO | (03h 37m 11.40s , -18d 00m 30.2s) |   C |   180 | 18.4 |        
   71436 | 2023-08-06 23:51:38 |         MASTER-SAAO | (03h 38m 01.90s , -18d 01m 54.3s) |   C |   180 | 18.1 |        
   72322 | 2023-08-07 00:06:24 |         MASTER-SAAO | (03h 37m 15.49s , -17d 59m 00.9s) |   C |   180 | 18.6 |        
   72322 | 2023-08-07 00:06:24 |         MASTER-SAAO | (03h 37m 59.05s , -17d 59m 35.2s) |   C |   180 | 14.1 |        
   72533 | 2023-08-07 00:09:54 |         MASTER-SAAO | (03h 28m 47.92s , -08d 29m 21.4s) |   C |   180 | 17.3 |        
   72533 | 2023-08-07 00:09:54 |         MASTER-SAAO | (03h 29m 30.03s , -08d 29m 37.0s) |   C |   180 | 14.4 |        
   72732 | 2023-08-07 00:13:14 |         MASTER-SAAO | (03h 37m 00.63s , -08d 30m 04.7s) |   C |   180 | 17.9 |        
   72732 | 2023-08-07 00:13:14 |         MASTER-SAAO | (03h 37m 42.66s , -08d 29m 58.6s) |   C |   180 | 14.5 |        
   73155 | 2023-08-07 00:20:17 |         MASTER-SAAO | (03h 28m 53.38s , -08d 31m 25.4s) |   C |   180 | 17.5 |        
   73155 | 2023-08-07 00:20:17 |         MASTER-SAAO | (03h 29m 35.19s , -08d 31m 20.8s) |   C |   180 | 13.6 |        
   73366 | 2023-08-07 00:23:48 |         MASTER-SAAO | (03h 36m 56.53s , -08d 29m 25.1s) |   C |   180 | 17.9 |        
   73366 | 2023-08-07 00:23:48 |         MASTER-SAAO | (03h 37m 38.12s , -08d 29m 22.3s) |   C |   180 | 13.9 |        
   73577 | 2023-08-07 00:27:19 |         MASTER-SAAO | (03h 26m 37.62s , -00d 53m 38.4s) |   C |   180 | 17.7 |        
   73577 | 2023-08-07 00:27:19 |         MASTER-SAAO | (03h 27m 18.62s , -00d 54m 05.2s) |   C |   180 | 14.3 |        
   74423 | 2023-08-07 00:41:25 |         MASTER-SAAO | (03h 27m 18.76s , -00d 55m 57.7s) |   C |   180 | 14.3 |        
   74423 | 2023-08-07 00:41:25 |         MASTER-SAAO | (03h 26m 37.51s , -00d 55m 16.9s) |   C |   180 | 17.7 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8636
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 230806A ( Fermi GBM team, GCN 34354) errorbox  469 sec after notice time and 507 sec after trigger time at 2023-08-06 04:10:59 UT, with upper limit up to  17.8 mag. Observations started at twilight.  The observations began at zenith distance = 29 deg. The sun  altitude  is -15.8 deg. 

MASTER-OAFA robotic telescope  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB 230806A errorbox  7275 sec after notice time and 7313 sec after trigger time at 2023-08-06 06:04:26 UT, with upper limit up to  17.3 mag. The observations began at zenith distance = 72 deg. The sun  altitude  is -66.3 deg. 

The galactic latitude b = -57 deg., longitude l = 190 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2250838

We obtain a following upper limits.  

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

     598 | 2023-08-06 04:10:59 |         MASTER-SAAO | (03h 30m 06.59s , -06d 34m 02.9s) |   C |   180 | 16.4 |        
     598 | 2023-08-06 04:10:59 |         MASTER-SAAO | (03h 29m 04.16s , -06d 35m 04.7s) |   C |   180 | 17.2 |        
     809 | 2023-08-06 04:14:31 |         MASTER-SAAO | (03h 46m 20.63s , -08d 26m 07.0s) |   C |   180 | 17.2 |        
     809 | 2023-08-06 04:14:31 |         MASTER-SAAO | (03h 45m 17.77s , -08d 27m 07.8s) |   C |   180 | 17.8 |        
    7404 | 2023-08-06 06:04:26 |         MASTER-OAFA | (03h 12m 50.30s , -04d 36m 51.0s) |   C |   180 | 16.8 |        
    8046 | 2023-08-06 06:15:08 |         MASTER-OAFA | (03h 20m 52.19s , -04d 37m 36.0s) |   C |   180 | 16.6 |        
    8481 | 2023-08-06 06:22:22 |         MASTER-OAFA | (03h 12m 54.01s , -04d 36m 00.2s) |   C |   180 | 17.3 |        
    8691 | 2023-08-06 06:25:53 |         MASTER-OAFA | (03h 20m 55.52s , -04d 37m 17.4s) |   C |   180 | 17.1 |        
   13386 | 2023-08-06 07:44:08 |         MASTER-OAFA | (03h 47m 52.36s , -12d 11m 31.1s) |   C |   180 | 17.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8630
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 FERMI GRB230806.17 (trigger No 712987357,04h 12m 28.80s , -07d 19m 48.0s, R=18.1) errorbox  7275 sec after notice time and 7313 sec after trigger time at 2023-08-06 06:04:26 UT, with upper limit up to  16.8 mag. The observations began at zenith distance = 72 deg. The sun  altitude  is -66.3 deg. 

The galactic latitude b = -38 deg., longitude l = 200 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2250876

We obtain a following upper limits.  

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

    7404 | 2023-08-06 06:04:26 |         MASTER-OAFA | (03h 12m 50.30s , -04d 36m 51.0s) |   C |   180 | 16.8 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8629
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 FERMI GRB230806.17 (trigger No 712987357,04h 12m 28.80s , -07d 19m 48.0s, R=18.1) errorbox  7275 sec after notice time and 7313 sec after trigger time at 2023-08-06 06:04:26 UT, with upper limit up to  16.8 mag. The observations began at zenith distance = 72 deg. The sun  altitude  is -66.3 deg. 

The galactic latitude b = -38 deg., longitude l = 200 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2250876

We obtain a following upper limits.  

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

    7404 | 2023-08-06 06:04:26 |         MASTER-OAFA | (03h 12m 50.30s , -04d 36m 51.0s) |   C |   180 | 16.8 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8628
TYPE = 34
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 FERMI GRB230806.17 (trigger No 712987357,04h 12m 28.80s , -07d 19m 48.0s, R=18.1) errorbox  7275 sec after notice time and 7313 sec after trigger time at 2023-08-06 06:04:26 UT, with upper limit up to  16.8 mag. The observations began at zenith distance = 72 deg. The sun  altitude  is -66.3 deg. 

The galactic latitude b = -38 deg., longitude l = 200 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2250876

We obtain a following upper limits.  

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

    7404 | 2023-08-06 06:04:26 |         MASTER-OAFA | (03h 12m 50.30s , -04d 36m 51.0s) |   C |   180 | 16.8 |        
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: GRB230806.17 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

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

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: