MASTER Net MASTER Database: LIGO alert

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 GRB230503.85
Type 2
Trigger time 2023-05-03 20:19:07.44
Notice time 2023-05-03 20:20:03.642939
Distance ± Mpc
BNS BHH NSBH Gap Terr
Galaxy in: 50%
90%
FULL

This work was supported by RFBR BRICS 17-52-80133 grant.
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)

DAYS:
Coverage since triggertime up to

ALL PLOTS
datetime T - Trig [h] T - Not [h] Area [sq. deg]
Box 50% 90% FULL
[%] 77.7 54.4 52.1
2023-05-17 20:19:07 336.0 336.0 203.5

Map with WFC

Discoveries in this field
No discoveries yet!

Synchronous WFC images
datetime coord2000 observatory camera links
2023-05-03 20:16:26.968 09h 33m 58.00s -84d 00m 00.0s SAAO 111341 Database SAAO
2023-05-03 20:18:11.503 10h 50m 28.00s -83d 58m 59.0s SAAO 136956 Database SAAO
Errorbox center visibility at MASTER facilities
SELECT set_sphere_output('HMS'); select set_sphere_output_precision(1); select distinct on (gn) get_grb_name2 (grbtime, satel ) as gn, coord2000, satel, errorbox, 'now'::timestamp,'now'::timestamp+'1 hour'::interval,grbtime+'1 hour'::interval from grb where tabs(grbtime-'2023-05-03 20:19:07.44')<'10 minutes'::interval order by gn,seq desc,errorbox asc;
trigger notice notice+1hr now

2023-05-03 20:19:07 (JD 2460068.346609)

Siderial time 13.591491 h

Ra 03:31:36.00 Dec -56:09:00.00
( 52.900000d, -56.150000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -54.34 Azimuth: 303.45

Sun: Altitude: 1.84 Azimuth: 247.36

Moon: Altitude: -8.22 Azimuth: 89.62

Tunka

Object: Altitude: -68.41 Azimuth: 295.99

Sun: Altitude: -10.27 Azimuth: 227.55

Moon: Altitude: 6.58 Azimuth: 70.57

Kislovodsk

Object: Altitude: -70.31 Azimuth: 42.50

Sun: Altitude: -29.62 Azimuth: 167.14

Moon: Altitude: 38.88 Azimuth: 12.83

Tavrida

Object: Altitude: -66.60 Azimuth: 49.13

Sun: Altitude: -26.87 Azimuth: 158.23

Moon: Altitude: 38.69 Azimuth: 1.93

SAAO

Object: Altitude: 6.72 Azimuth: 23.72

Sun: Altitude: -55.52 Azimuth: 69.04

Moon: Altitude: 61.98 Azimuth: 205.38

IAC

Object: Altitude: -26.88 Azimuth: 38.32

Sun: Altitude: -8.80 Azimuth: 113.21

Moon: Altitude: 31.30 Azimuth: 298.64

Argentina

Object: Altitude: 51.08 Azimuth: 38.04

Sun: Altitude: 17.96 Azimuth: 122.38

Moon: Altitude: -6.48 Azimuth: 281.87

Mexico

Object: Altitude: 2.76 Azimuth: 1.66

Sun: Altitude: 69.11 Azimuth: 46.18

Moon: Altitude: -47.53 Azimuth: 242.60

Ural

Object: Altitude: -85.99 Azimuth: 99.79

Sun: Altitude: -17.13 Azimuth: 185.46

Moon: Altitude: 22.68 Azimuth: 29.30

Vostryakovo

Object: Altitude: -73.88 Azimuth: 75.34

Sun: Altitude: -17.60 Azimuth: 163.52

Moon: Altitude: 27.90 Azimuth: 5.97

Gal. latitude: -49.235333 Gal. longitude: 269.239240

Dist. to Sun: 72.609884

Dist. to Moon: 111.290514

Moon coord.: (198.758268 d, -6.561601 d)

Sun coord.: (40.371078 d, 15.691524 d)

Lunar disk: 0.960213

Lunar phase: 23.011680

Lunar bright limb: 295.145442

No SN in this field

2023-05-03 20:20:03 (JD 2460068.347257)

Siderial time 13.607089 h

Ra 03:31:36.00 Dec -56:09:00.00
( 52.900000d, -56.150000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -54.21 Azimuth: 303.52

Sun: Altitude: 1.98 Azimuth: 247.53

Moon: Altitude: -8.37 Azimuth: 89.79

Tunka

Object: Altitude: -68.28 Azimuth: 296.01

Sun: Altitude: -10.17 Azimuth: 227.75

Moon: Altitude: 6.44 Azimuth: 70.75

Kislovodsk

Object: Altitude: -70.42 Azimuth: 42.31

Sun: Altitude: -29.66 Azimuth: 167.40

Moon: Altitude: 38.84 Azimuth: 13.11

Tavrida

Object: Altitude: -66.72 Azimuth: 49.05

Sun: Altitude: -26.93 Azimuth: 158.47

Moon: Altitude: 38.68 Azimuth: 2.21

SAAO

Object: Altitude: 6.64 Azimuth: 23.62

Sun: Altitude: -55.71 Azimuth: 68.81

Moon: Altitude: 62.06 Azimuth: 204.93

IAC

Object: Altitude: -27.01 Azimuth: 38.35

Sun: Altitude: -8.99 Azimuth: 113.34

Moon: Altitude: 31.47 Azimuth: 298.81

Argentina

Object: Altitude: 50.96 Azimuth: 38.11

Sun: Altitude: 17.79 Azimuth: 122.23

Moon: Altitude: -6.29 Azimuth: 281.75

Mexico

Object: Altitude: 2.75 Azimuth: 1.79

Sun: Altitude: 68.97 Azimuth: 46.66

Moon: Altitude: -47.36 Azimuth: 242.81

Ural

Object: Altitude: -86.12 Azimuth: 100.30

Sun: Altitude: -17.12 Azimuth: 185.70

Moon: Altitude: 22.62 Azimuth: 29.54

Vostryakovo

Object: Altitude: -74.01 Azimuth: 75.42

Sun: Altitude: -17.64 Azimuth: 163.76

Moon: Altitude: 27.88 Azimuth: 6.22

Gal. latitude: -49.235333 Gal. longitude: 269.239240

Dist. to Sun: 72.609997

Dist. to Moon: 111.289398

Moon coord.: (198.765771 d, -6.565440 d)

Sun coord.: (40.371700 d, 15.691715 d)

Lunar disk: 0.960239

Lunar phase: 23.003946

Lunar bright limb: 295.143776

No SN in this field

2023-05-03 21:20:03 (JD 2460068.388924)

Siderial time 14.609827 h

Ra 03:31:36.00 Dec -56:09:00.00
( 52.900000d, -56.150000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -46.43 Azimuth: 308.32

Sun: Altitude: 11.15 Azimuth: 258.78

Moon: Altitude: -17.80 Azimuth: 101.06

Tunka

Object: Altitude: -60.02 Azimuth: 298.98

Sun: Altitude: -2.66 Azimuth: 240.17

Moon: Altitude: -2.49 Azimuth: 82.14

Kislovodsk

Object: Altitude: -76.38 Azimuth: 21.33

Sun: Altitude: -30.46 Azimuth: 184.07

Moon: Altitude: 34.69 Azimuth: 30.44

Tavrida

Object: Altitude: -74.19 Azimuth: 37.59

Sun: Altitude: -29.40 Azimuth: 174.62

Moon: Altitude: 36.41 Azimuth: 20.26

SAAO

Object: Altitude: 2.27 Azimuth: 16.47

Sun: Altitude: -66.61 Azimuth: 48.79

Moon: Altitude: 64.27 Azimuth: 172.91

IAC

Object: Altitude: -35.34 Azimuth: 39.24

Sun: Altitude: -20.68 Azimuth: 122.13

Moon: Altitude: 41.81 Azimuth: 311.47

Argentina

Object: Altitude: 42.79 Azimuth: 40.75

Sun: Altitude: 6.49 Azimuth: 113.02

Moon: Altitude: 6.08 Azimuth: 274.26

Mexico

Object: Altitude: 1.42 Azimuth: 10.05

Sun: Altitude: 58.05 Azimuth: 68.38

Moon: Altitude: -35.88 Azimuth: 254.65

Ural

Object: Altitude: -85.42 Azimuth: 262.28

Sun: Altitude: -15.25 Azimuth: 200.61

Moon: Altitude: 17.64 Azimuth: 44.01

Vostryakovo

Object: Altitude: -82.34 Azimuth: 78.66

Sun: Altitude: -18.91 Azimuth: 178.91

Moon: Altitude: 25.60 Azimuth: 22.22

Gal. latitude: -49.235333 Gal. longitude: 269.239240

Dist. to Sun: 72.617277

Dist. to Moon: 111.216635

Moon coord.: (199.248630 d, -6.812141 d)

Sun coord.: (40.411682 d, 15.703958 d)

Lunar disk: 0.961918

Lunar phase: 22.506523

Lunar bright limb: 295.034383

No SN in this field

2025-05-11 09:33:53 (JD 2460806.898530)

Siderial time 3.367720 h

Ra 03:31:36.00 Dec -56:09:00.00
( 52.900000d, -56.150000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -38.57 Azimuth: 45.38

Sun: Altitude: 12.30 Azimuth: 103.30

Moon: Altitude: -2.17 Azimuth: 293.96

Tunka

Object: Altitude: -29.78 Azimuth: 34.90

Sun: Altitude: 27.64 Azimuth: 84.01

Moon: Altitude: -17.32 Azimuth: 275.28

Kislovodsk

Object: Altitude: -9.92 Azimuth: 1.43

Sun: Altitude: 63.45 Azimuth: 15.61

Moon: Altitude: -56.95 Azimuth: 222.33

Tavrida

Object: Altitude: -11.01 Azimuth: 356.61

Sun: Altitude: 63.16 Azimuth: 357.37

Moon: Altitude: -59.64 Azimuth: 207.37

SAAO

Object: Altitude: 62.75 Azimuth: 336.43

Sun: Altitude: 37.84 Azimuth: 197.50

Moon: Altitude: -40.85 Azimuth: 358.94

IAC

Object: Altitude: -7.07 Azimuth: 332.09

Sun: Altitude: 41.62 Azimuth: 270.65

Moon: Altitude: -54.55 Azimuth: 101.04

Argentina

Object: Altitude: 16.32 Azimuth: 326.79

Sun: Altitude: -21.45 Azimuth: 261.66

Moon: Altitude: 8.16 Azimuth: 75.30

Mexico

Object: Altitude: -57.49 Azimuth: 329.20

Sun: Altitude: -30.96 Azimuth: 218.77

Moon: Altitude: 22.48 Azimuth: 52.16

Ural

Object: Altitude: -24.28 Azimuth: 11.79

Sun: Altitude: 46.88 Azimuth: 34.92

Moon: Altitude: -40.06 Azimuth: 232.84

Vostryakovo

Object: Altitude: -21.55 Azimuth: 358.69

Sun: Altitude: 52.48 Azimuth: 3.98

Moon: Altitude: -49.04 Azimuth: 206.58

Gal. latitude: -49.235333 Gal. longitude: 269.239240

Dist. to Sun: 74.165215

Dist. to Moon: 105.165939

Moon coord.: (212.867456 d, -16.759327 d)

Sun coord.: (48.160054 d, 17.907228 d)

Lunar disk: 0.983858

Lunar phase: 14.598600

Lunar bright limb: 276.850329

No SN in this field
Recent coverage and limits telegrams
#######################################################################################
#######################################################################################

  ID = 8101
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 GRB230503.85 (trigger No 704837952,04h 23m 57.60s , -48d 44m 24.0s, R=2.88) errorbox  73600 sec after notice time and 73631 sec after trigger time at 2023-05-04 16:46:19 UT, with upper limit up to  17.5 mag. Observations started at twilight.  The observations began at zenith distance = 54 deg. The sun  altitude  is -10.6 deg. 

The galactic latitude b = -44 deg., longitude l = 256 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2214503

We obtain a following upper limits.  

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

   73662 | 2023-05-04 16:46:19 |         MASTER-SAAO | (04h 14m 58.23s , -50d 05m 51.4s) |   C |    60 | 16.7 |        
   73752 | 2023-05-04 16:47:49 |         MASTER-SAAO | (04h 27m 20.37s , -50d 06m 43.4s) |   C |    60 | 17.3 |        
   73832 | 2023-05-04 16:49:09 |         MASTER-SAAO | (04h 28m 04.69s , -48d 11m 00.6s) |   C |    60 | 17.4 |        
   73923 | 2023-05-04 16:50:40 |         MASTER-SAAO | (04h 40m 05.99s , -48d 12m 15.7s) |   C |    60 | 17.5 |        
   74002 | 2023-05-04 16:51:59 |         MASTER-SAAO | (04h 05m 09.10s , -48d 11m 42.3s) |   C |    60 | 17.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8102
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 GRB230503.85 (trigger No 704837952,04h 23m 57.60s , -48d 44m 24.0s, R=2.88) errorbox  73600 sec after notice time and 73631 sec after trigger time at 2023-05-04 16:46:19 UT, with upper limit up to  17.5 mag. Observations started at twilight.  The observations began at zenith distance = 54 deg. The sun  altitude  is -10.6 deg. 

The galactic latitude b = -44 deg., longitude l = 256 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2214503

We obtain a following upper limits.  

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

   73662 | 2023-05-04 16:46:19 |         MASTER-SAAO | (04h 14m 58.23s , -50d 05m 51.4s) |   C |    60 | 16.7 |        
   73752 | 2023-05-04 16:47:49 |         MASTER-SAAO | (04h 27m 20.37s , -50d 06m 43.4s) |   C |    60 | 17.3 |        
   73832 | 2023-05-04 16:49:09 |         MASTER-SAAO | (04h 28m 04.69s , -48d 11m 00.6s) |   C |    60 | 17.4 |        
   73923 | 2023-05-04 16:50:40 |         MASTER-SAAO | (04h 40m 05.99s , -48d 12m 15.7s) |   C |    60 | 17.5 |        
   74002 | 2023-05-04 16:51:59 |         MASTER-SAAO | (04h 05m 09.10s , -48d 11m 42.3s) |   C |    60 | 17.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8103
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 GRB230503.85 (trigger No 704837952,04h 23m 57.60s , -48d 44m 24.0s, R=2.88) errorbox  73600 sec after notice time and 73631 sec after trigger time at 2023-05-04 16:46:19 UT, with upper limit up to  17.5 mag. Observations started at twilight.  The observations began at zenith distance = 54 deg. The sun  altitude  is -10.6 deg. 

The galactic latitude b = -44 deg., longitude l = 256 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2214503

We obtain a following upper limits.  

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

   73662 | 2023-05-04 16:46:19 |         MASTER-SAAO | (04h 14m 58.23s , -50d 05m 51.4s) |   C |    60 | 16.7 |        
   73752 | 2023-05-04 16:47:49 |         MASTER-SAAO | (04h 27m 20.37s , -50d 06m 43.4s) |   C |    60 | 17.3 |        
   73832 | 2023-05-04 16:49:09 |         MASTER-SAAO | (04h 28m 04.69s , -48d 11m 00.6s) |   C |    60 | 17.4 |        
   73923 | 2023-05-04 16:50:40 |         MASTER-SAAO | (04h 40m 05.99s , -48d 12m 15.7s) |   C |    60 | 17.5 |        
   74002 | 2023-05-04 16:51:59 |         MASTER-SAAO | (04h 05m 09.10s , -48d 11m 42.3s) |   C |    60 | 17.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8105
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 GRB230503.85 (trigger No 704837952,04h 23m 57.60s , -48d 44m 24.0s, R=2.88) errorbox  73600 sec after notice time and 73631 sec after trigger time at 2023-05-04 16:46:19 UT, with upper limit up to  18.4 mag. Observations started at twilight.  The observations began at zenith distance = 54 deg. The sun  altitude  is -10.6 deg. 

The galactic latitude b = -44 deg., longitude l = 256 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2214494

We obtain a following upper limits.  

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

   73662 | 2023-05-04 16:46:19 |         MASTER-SAAO | (04h 13m 41.85s , -50d 04m 48.7s) |   C |    60 | 16.7 |        
   73662 | 2023-05-04 16:46:19 |         MASTER-SAAO | (04h 14m 58.23s , -50d 05m 51.4s) |   C |    60 | 16.7 |        
   73752 | 2023-05-04 16:47:49 |         MASTER-SAAO | (04h 26m 03.73s , -50d 05m 40.5s) |   C |    60 | 17.1 |        
   73752 | 2023-05-04 16:47:49 |         MASTER-SAAO | (04h 27m 20.37s , -50d 06m 43.4s) |   C |    60 | 17.3 |        
   73832 | 2023-05-04 16:49:09 |         MASTER-SAAO | (04h 26m 50.95s , -48d 09m 56.9s) |   C |    60 | 17.3 |        
   73832 | 2023-05-04 16:49:09 |         MASTER-SAAO | (04h 28m 04.69s , -48d 11m 00.6s) |   C |    60 | 17.4 |        
   73923 | 2023-05-04 16:50:40 |         MASTER-SAAO | (04h 38m 51.94s , -48d 11m 12.3s) |   C |    60 | 17.3 |        
   73923 | 2023-05-04 16:50:40 |         MASTER-SAAO | (04h 40m 05.99s , -48d 12m 15.7s) |   C |    60 | 17.5 |        
   74002 | 2023-05-04 16:51:59 |         MASTER-SAAO | (04h 03m 55.68s , -48d 10m 36.6s) |   C |    60 | 17.2 |        
   74002 | 2023-05-04 16:51:59 |         MASTER-SAAO | (04h 05m 09.10s , -48d 11m 42.3s) |   C |    60 | 17.3 |        
   76011 | 2023-05-04 17:25:28 |         MASTER-SAAO | (04h 16m 02.51s , -48d 09m 33.5s) |   C |    60 | 17.5 |        
   76011 | 2023-05-04 17:25:28 |         MASTER-SAAO | (04h 17m 16.52s , -48d 09m 28.0s) |   C |    60 | 17.7 |        
   76091 | 2023-05-04 17:26:48 |         MASTER-SAAO | (04h 13m 32.48s , -50d 04m 33.2s) |   C |    60 | 18.0 |        
   76091 | 2023-05-04 17:26:48 |         MASTER-SAAO | (04h 14m 49.19s , -50d 04m 28.2s) |   C |    60 | 18.2 |        
   76181 | 2023-05-04 17:28:18 |         MASTER-SAAO | (04h 26m 08.00s , -50d 04m 01.3s) |   C |    60 | 18.0 |        
   76181 | 2023-05-04 17:28:18 |         MASTER-SAAO | (04h 27m 24.89s , -50d 03m 56.1s) |   C |    60 | 18.3 |        
   76261 | 2023-05-04 17:29:38 |         MASTER-SAAO | (04h 26m 48.93s , -48d 08m 47.7s) |   C |    60 | 18.0 |        
   76261 | 2023-05-04 17:29:38 |         MASTER-SAAO | (04h 28m 02.83s , -48d 08m 42.9s) |   C |    60 | 18.4 |        
   76351 | 2023-05-04 17:31:08 |         MASTER-SAAO | (04h 38m 50.13s , -48d 10m 09.5s) |   C |    60 | 18.1 |        
   76351 | 2023-05-04 17:31:08 |         MASTER-SAAO | (04h 40m 04.21s , -48d 10m 04.2s) |   C |    60 | 18.4 |        
   76431 | 2023-05-04 17:32:28 |         MASTER-SAAO | (04h 04m 00.50s , -48d 08m 46.7s) |   C |    60 | 17.2 |        
   76431 | 2023-05-04 17:32:28 |         MASTER-SAAO | (04h 05m 22.08s , -48d 08m 42.1s) |   C |    60 | 13.4 |        
   76522 | 2023-05-04 17:33:59 |         MASTER-SAAO | (04h 17m 17.14s , -46d 14m 21.5s) |   C |    60 | 17.7 |        
   76522 | 2023-05-04 17:33:59 |         MASTER-SAAO | (04h 18m 27.94s , -46d 14m 17.9s) |   C |    60 | 18.0 |        
   76601 | 2023-05-04 17:35:18 |         MASTER-SAAO | (04h 28m 59.26s , -46d 15m 15.2s) |   C |    60 | 17.7 |        
   76601 | 2023-05-04 17:35:18 |         MASTER-SAAO | (04h 30m 10.29s , -46d 15m 10.9s) |   C |    60 | 18.1 |        
   76693 | 2023-05-04 17:36:50 |         MASTER-SAAO | (04h 24m 20.49s , -51d 57m 51.9s) |   C |    60 | 17.5 |        
   76693 | 2023-05-04 17:36:50 |         MASTER-SAAO | (04h 25m 40.28s , -51d 57m 47.7s) |   C |    60 | 17.9 |        
   76784 | 2023-05-04 17:38:21 |         MASTER-SAAO | (04h 37m 18.20s , -51d 56m 23.9s) |   C |    60 | 17.8 |        
   76784 | 2023-05-04 17:38:21 |         MASTER-SAAO | (04h 38m 38.16s , -51d 56m 19.3s) |   C |    60 | 18.3 |        
   76864 | 2023-05-04 17:39:41 |         MASTER-SAAO | (04h 37m 21.39s , -50d 02m 31.1s) |   C |    60 | 17.9 |        
   76864 | 2023-05-04 17:39:41 |         MASTER-SAAO | (04h 38m 38.09s , -50d 02m 26.6s) |   C |    60 | 18.4 |        
   76955 | 2023-05-04 17:41:12 |         MASTER-SAAO | (04h 49m 45.49s , -50d 02m 59.8s) |   C |    60 | 17.7 |        
   76955 | 2023-05-04 17:41:12 |         MASTER-SAAO | (04h 51m 02.44s , -50d 02m 54.5s) |   C |    60 | 18.2 |        
   77034 | 2023-05-04 17:42:31 |         MASTER-SAAO | (04h 15m 56.34s , -48d 08m 11.8s) |   C |    60 | 17.1 |        
   77034 | 2023-05-04 17:42:31 |         MASTER-SAAO | (04h 17m 09.78s , -48d 08m 08.9s) |   C |    60 | 17.7 |        
   77125 | 2023-05-04 17:44:02 |         MASTER-SAAO | (04h 13m 37.37s , -50d 03m 10.8s) |   C |    60 | 17.6 |        
   77125 | 2023-05-04 17:44:02 |         MASTER-SAAO | (04h 14m 53.65s , -50d 03m 08.1s) |   C |    60 | 18.2 |        
   77215 | 2023-05-04 17:45:32 |         MASTER-SAAO | (04h 26m 00.54s , -50d 04m 02.7s) |   C |    60 | 17.8 |        
   77215 | 2023-05-04 17:45:32 |         MASTER-SAAO | (04h 27m 17.05s , -50d 03m 59.2s) |   C |    60 | 18.3 |        
   77295 | 2023-05-04 17:46:52 |         MASTER-SAAO | (04h 26m 49.60s , -48d 09m 35.6s) |   C |    60 | 17.8 |        
   77295 | 2023-05-04 17:46:52 |         MASTER-SAAO | (04h 28m 03.16s , -48d 09m 32.7s) |   C |    60 | 18.3 |        
   77387 | 2023-05-04 17:48:24 |         MASTER-SAAO | (04h 38m 48.76s , -48d 08m 05.2s) |   C |    60 | 17.6 |        
   77387 | 2023-05-04 17:48:24 |         MASTER-SAAO | (04h 40m 02.44s , -48d 08m 01.6s) |   C |    60 | 18.2 |        
   77467 | 2023-05-04 17:49:44 |         MASTER-SAAO | (04h 03m 57.07s , -48d 09m 48.2s) |   C |    60 | 17.3 |        
   77467 | 2023-05-04 17:49:44 |         MASTER-SAAO | (04h 05m 17.47s , -48d 09m 45.9s) |   C |    60 | 13.5 |        
   77558 | 2023-05-04 17:51:15 |         MASTER-SAAO | (04h 17m 20.84s , -46d 14m 01.8s) |   C |    60 | 17.4 |        
   77558 | 2023-05-04 17:51:15 |         MASTER-SAAO | (04h 18m 31.32s , -46d 14m 00.3s) |   C |    60 | 18.0 |        
   77637 | 2023-05-04 17:52:34 |         MASTER-SAAO | (04h 28m 51.51s , -46d 14m 48.4s) |   C |    60 | 17.5 |        
   77637 | 2023-05-04 17:52:34 |         MASTER-SAAO | (04h 30m 02.11s , -46d 14m 46.2s) |   C |    60 | 17.9 |        
   77728 | 2023-05-04 17:54:05 |         MASTER-SAAO | (04h 24m 14.41s , -51d 55m 49.2s) |   C |    60 | 17.2 |        
   77728 | 2023-05-04 17:54:05 |         MASTER-SAAO | (04h 25m 33.66s , -51d 55m 46.9s) |   C |    60 | 17.7 |        
   77808 | 2023-05-04 17:55:25 |         MASTER-SAAO | (04h 37m 20.90s , -51d 56m 40.9s) |   C |    60 | 17.6 |        
   77808 | 2023-05-04 17:55:25 |         MASTER-SAAO | (04h 38m 40.35s , -51d 56m 37.9s) |   C |    60 | 18.1 |        
   77899 | 2023-05-04 17:56:56 |         MASTER-SAAO | (04h 37m 14.54s , -50d 03m 39.1s) |   C |    60 | 17.8 |        
   77899 | 2023-05-04 17:56:56 |         MASTER-SAAO | (04h 38m 30.71s , -50d 03m 36.7s) |   C |    60 | 18.1 |        
   77991 | 2023-05-04 17:58:28 |         MASTER-SAAO | (04h 49m 51.17s , -50d 03m 03.7s) |   C |    60 | 17.6 |        
   77991 | 2023-05-04 17:58:28 |         MASTER-SAAO | (04h 51m 07.51s , -50d 03m 00.7s) |   C |    60 | 18.1 |        
   78070 | 2023-05-04 17:59:47 |         MASTER-SAAO | (04h 15m 58.11s , -48d 07m 49.5s) |   C |    60 | 17.1 |        
   78070 | 2023-05-04 17:59:47 |         MASTER-SAAO | (04h 17m 10.87s , -48d 07m 48.6s) |   C |    60 | 17.6 |        
   78763 | 2023-05-04 18:11:20 |         MASTER-SAAO | (04h 17m 21.48s , -46d 14m 27.6s) |   C |    60 | 17.3 |        
   78763 | 2023-05-04 18:11:20 |         MASTER-SAAO | (04h 18m 31.18s , -46d 14m 32.3s) |   C |    60 | 17.7 |        
   78843 | 2023-05-04 18:12:40 |         MASTER-SAAO | (04h 28m 50.57s , -46d 15m 19.1s) |   C |    60 | 17.4 |        
   78843 | 2023-05-04 18:12:40 |         MASTER-SAAO | (04h 30m 00.39s , -46d 15m 23.1s) |   C |    60 | 17.9 |        
   78933 | 2023-05-04 18:14:10 |         MASTER-SAAO | (04h 24m 19.58s , -51d 56m 52.3s) |   C |    60 | 17.1 |        
   78933 | 2023-05-04 18:14:10 |         MASTER-SAAO | (04h 25m 38.11s , -51d 56m 56.0s) |   C |    60 | 17.5 |        
   79023 | 2023-05-04 18:15:40 |         MASTER-SAAO | (04h 37m 17.04s , -51d 55m 27.9s) |   C |    60 | 17.4 |        
   79023 | 2023-05-04 18:15:40 |         MASTER-SAAO | (04h 38m 35.69s , -51d 55m 31.1s) |   C |    60 | 17.9 |        
   79702 | 2023-05-04 18:26:59 |         MASTER-SAAO | (04h 37m 21.55s , -50d 01m 55.1s) |   C |    60 | 17.4 |        
   79702 | 2023-05-04 18:26:59 |         MASTER-SAAO | (04h 38m 36.54s , -50d 01m 58.6s) |   C |    60 | 17.8 |        
   79782 | 2023-05-04 18:28:19 |         MASTER-SAAO | (04h 49m 44.68s , -50d 02m 46.1s) |   C |    60 | 17.4 |        
   79782 | 2023-05-04 18:28:19 |         MASTER-SAAO | (04h 50m 59.93s , -50d 02m 48.9s) |   C |    60 | 17.9 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8106
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 GRB230503.85 (trigger No 704837952,04h 23m 57.60s , -48d 44m 24.0s, R=2.88) errorbox  73600 sec after notice time and 73631 sec after trigger time at 2023-05-04 16:46:19 UT, with upper limit up to  18.4 mag. Observations started at twilight.  The observations began at zenith distance = 54 deg. The sun  altitude  is -10.6 deg. 

The galactic latitude b = -44 deg., longitude l = 256 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2214494

We obtain a following upper limits.  

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

   73662 | 2023-05-04 16:46:19 |         MASTER-SAAO | (04h 13m 41.85s , -50d 04m 48.7s) |   C |    60 | 16.7 |        
   73662 | 2023-05-04 16:46:19 |         MASTER-SAAO | (04h 14m 58.23s , -50d 05m 51.4s) |   C |    60 | 16.7 |        
   73752 | 2023-05-04 16:47:49 |         MASTER-SAAO | (04h 26m 03.73s , -50d 05m 40.5s) |   C |    60 | 17.1 |        
   73752 | 2023-05-04 16:47:49 |         MASTER-SAAO | (04h 27m 20.37s , -50d 06m 43.4s) |   C |    60 | 17.3 |        
   73832 | 2023-05-04 16:49:09 |         MASTER-SAAO | (04h 26m 50.95s , -48d 09m 56.9s) |   C |    60 | 17.3 |        
   73832 | 2023-05-04 16:49:09 |         MASTER-SAAO | (04h 28m 04.69s , -48d 11m 00.6s) |   C |    60 | 17.4 |        
   73923 | 2023-05-04 16:50:40 |         MASTER-SAAO | (04h 38m 51.94s , -48d 11m 12.3s) |   C |    60 | 17.3 |        
   73923 | 2023-05-04 16:50:40 |         MASTER-SAAO | (04h 40m 05.99s , -48d 12m 15.7s) |   C |    60 | 17.5 |        
   74002 | 2023-05-04 16:51:59 |         MASTER-SAAO | (04h 03m 55.68s , -48d 10m 36.6s) |   C |    60 | 17.2 |        
   74002 | 2023-05-04 16:51:59 |         MASTER-SAAO | (04h 05m 09.10s , -48d 11m 42.3s) |   C |    60 | 17.3 |        
   76011 | 2023-05-04 17:25:28 |         MASTER-SAAO | (04h 16m 02.51s , -48d 09m 33.5s) |   C |    60 | 17.5 |        
   76011 | 2023-05-04 17:25:28 |         MASTER-SAAO | (04h 17m 16.52s , -48d 09m 28.0s) |   C |    60 | 17.7 |        
   76091 | 2023-05-04 17:26:48 |         MASTER-SAAO | (04h 13m 32.48s , -50d 04m 33.2s) |   C |    60 | 18.0 |        
   76091 | 2023-05-04 17:26:48 |         MASTER-SAAO | (04h 14m 49.19s , -50d 04m 28.2s) |   C |    60 | 18.2 |        
   76181 | 2023-05-04 17:28:18 |         MASTER-SAAO | (04h 26m 08.00s , -50d 04m 01.3s) |   C |    60 | 18.0 |        
   76181 | 2023-05-04 17:28:18 |         MASTER-SAAO | (04h 27m 24.89s , -50d 03m 56.1s) |   C |    60 | 18.3 |        
   76261 | 2023-05-04 17:29:38 |         MASTER-SAAO | (04h 26m 48.93s , -48d 08m 47.7s) |   C |    60 | 18.0 |        
   76261 | 2023-05-04 17:29:38 |         MASTER-SAAO | (04h 28m 02.83s , -48d 08m 42.9s) |   C |    60 | 18.4 |        
   76351 | 2023-05-04 17:31:08 |         MASTER-SAAO | (04h 38m 50.13s , -48d 10m 09.5s) |   C |    60 | 18.1 |        
   76351 | 2023-05-04 17:31:08 |         MASTER-SAAO | (04h 40m 04.21s , -48d 10m 04.2s) |   C |    60 | 18.4 |        
   76431 | 2023-05-04 17:32:28 |         MASTER-SAAO | (04h 04m 00.50s , -48d 08m 46.7s) |   C |    60 | 17.2 |        
   76431 | 2023-05-04 17:32:28 |         MASTER-SAAO | (04h 05m 22.08s , -48d 08m 42.1s) |   C |    60 | 13.4 |        
   76522 | 2023-05-04 17:33:59 |         MASTER-SAAO | (04h 17m 17.14s , -46d 14m 21.5s) |   C |    60 | 17.7 |        
   76522 | 2023-05-04 17:33:59 |         MASTER-SAAO | (04h 18m 27.94s , -46d 14m 17.9s) |   C |    60 | 18.0 |        
   76601 | 2023-05-04 17:35:18 |         MASTER-SAAO | (04h 28m 59.26s , -46d 15m 15.2s) |   C |    60 | 17.7 |        
   76601 | 2023-05-04 17:35:18 |         MASTER-SAAO | (04h 30m 10.29s , -46d 15m 10.9s) |   C |    60 | 18.1 |        
   76693 | 2023-05-04 17:36:50 |         MASTER-SAAO | (04h 24m 20.49s , -51d 57m 51.9s) |   C |    60 | 17.5 |        
   76693 | 2023-05-04 17:36:50 |         MASTER-SAAO | (04h 25m 40.28s , -51d 57m 47.7s) |   C |    60 | 17.9 |        
   76784 | 2023-05-04 17:38:21 |         MASTER-SAAO | (04h 37m 18.20s , -51d 56m 23.9s) |   C |    60 | 17.8 |        
   76784 | 2023-05-04 17:38:21 |         MASTER-SAAO | (04h 38m 38.16s , -51d 56m 19.3s) |   C |    60 | 18.3 |        
   76864 | 2023-05-04 17:39:41 |         MASTER-SAAO | (04h 37m 21.39s , -50d 02m 31.1s) |   C |    60 | 17.9 |        
   76864 | 2023-05-04 17:39:41 |         MASTER-SAAO | (04h 38m 38.09s , -50d 02m 26.6s) |   C |    60 | 18.4 |        
   76955 | 2023-05-04 17:41:12 |         MASTER-SAAO | (04h 49m 45.49s , -50d 02m 59.8s) |   C |    60 | 17.7 |        
   76955 | 2023-05-04 17:41:12 |         MASTER-SAAO | (04h 51m 02.44s , -50d 02m 54.5s) |   C |    60 | 18.2 |        
   77034 | 2023-05-04 17:42:31 |         MASTER-SAAO | (04h 15m 56.34s , -48d 08m 11.8s) |   C |    60 | 17.1 |        
   77034 | 2023-05-04 17:42:31 |         MASTER-SAAO | (04h 17m 09.78s , -48d 08m 08.9s) |   C |    60 | 17.7 |        
   77125 | 2023-05-04 17:44:02 |         MASTER-SAAO | (04h 13m 37.37s , -50d 03m 10.8s) |   C |    60 | 17.6 |        
   77125 | 2023-05-04 17:44:02 |         MASTER-SAAO | (04h 14m 53.65s , -50d 03m 08.1s) |   C |    60 | 18.2 |        
   77215 | 2023-05-04 17:45:32 |         MASTER-SAAO | (04h 26m 00.54s , -50d 04m 02.7s) |   C |    60 | 17.8 |        
   77215 | 2023-05-04 17:45:32 |         MASTER-SAAO | (04h 27m 17.05s , -50d 03m 59.2s) |   C |    60 | 18.3 |        
   77295 | 2023-05-04 17:46:52 |         MASTER-SAAO | (04h 26m 49.60s , -48d 09m 35.6s) |   C |    60 | 17.8 |        
   77295 | 2023-05-04 17:46:52 |         MASTER-SAAO | (04h 28m 03.16s , -48d 09m 32.7s) |   C |    60 | 18.3 |        
   77387 | 2023-05-04 17:48:24 |         MASTER-SAAO | (04h 38m 48.76s , -48d 08m 05.2s) |   C |    60 | 17.6 |        
   77387 | 2023-05-04 17:48:24 |         MASTER-SAAO | (04h 40m 02.44s , -48d 08m 01.6s) |   C |    60 | 18.2 |        
   77467 | 2023-05-04 17:49:44 |         MASTER-SAAO | (04h 03m 57.07s , -48d 09m 48.2s) |   C |    60 | 17.3 |        
   77467 | 2023-05-04 17:49:44 |         MASTER-SAAO | (04h 05m 17.47s , -48d 09m 45.9s) |   C |    60 | 13.5 |        
   77558 | 2023-05-04 17:51:15 |         MASTER-SAAO | (04h 17m 20.84s , -46d 14m 01.8s) |   C |    60 | 17.4 |        
   77558 | 2023-05-04 17:51:15 |         MASTER-SAAO | (04h 18m 31.32s , -46d 14m 00.3s) |   C |    60 | 18.0 |        
   77637 | 2023-05-04 17:52:34 |         MASTER-SAAO | (04h 28m 51.51s , -46d 14m 48.4s) |   C |    60 | 17.5 |        
   77637 | 2023-05-04 17:52:34 |         MASTER-SAAO | (04h 30m 02.11s , -46d 14m 46.2s) |   C |    60 | 17.9 |        
   77728 | 2023-05-04 17:54:05 |         MASTER-SAAO | (04h 24m 14.41s , -51d 55m 49.2s) |   C |    60 | 17.2 |        
   77728 | 2023-05-04 17:54:05 |         MASTER-SAAO | (04h 25m 33.66s , -51d 55m 46.9s) |   C |    60 | 17.7 |        
   77808 | 2023-05-04 17:55:25 |         MASTER-SAAO | (04h 37m 20.90s , -51d 56m 40.9s) |   C |    60 | 17.6 |        
   77808 | 2023-05-04 17:55:25 |         MASTER-SAAO | (04h 38m 40.35s , -51d 56m 37.9s) |   C |    60 | 18.1 |        
   77899 | 2023-05-04 17:56:56 |         MASTER-SAAO | (04h 37m 14.54s , -50d 03m 39.1s) |   C |    60 | 17.8 |        
   77899 | 2023-05-04 17:56:56 |         MASTER-SAAO | (04h 38m 30.71s , -50d 03m 36.7s) |   C |    60 | 18.1 |        
   77991 | 2023-05-04 17:58:28 |         MASTER-SAAO | (04h 49m 51.17s , -50d 03m 03.7s) |   C |    60 | 17.6 |        
   77991 | 2023-05-04 17:58:28 |         MASTER-SAAO | (04h 51m 07.51s , -50d 03m 00.7s) |   C |    60 | 18.1 |        
   78070 | 2023-05-04 17:59:47 |         MASTER-SAAO | (04h 15m 58.11s , -48d 07m 49.5s) |   C |    60 | 17.1 |        
   78070 | 2023-05-04 17:59:47 |         MASTER-SAAO | (04h 17m 10.87s , -48d 07m 48.6s) |   C |    60 | 17.6 |        
   78763 | 2023-05-04 18:11:20 |         MASTER-SAAO | (04h 17m 21.48s , -46d 14m 27.6s) |   C |    60 | 17.3 |        
   78763 | 2023-05-04 18:11:20 |         MASTER-SAAO | (04h 18m 31.18s , -46d 14m 32.3s) |   C |    60 | 17.7 |        
   78843 | 2023-05-04 18:12:40 |         MASTER-SAAO | (04h 28m 50.57s , -46d 15m 19.1s) |   C |    60 | 17.4 |        
   78843 | 2023-05-04 18:12:40 |         MASTER-SAAO | (04h 30m 00.39s , -46d 15m 23.1s) |   C |    60 | 17.9 |        
   78933 | 2023-05-04 18:14:10 |         MASTER-SAAO | (04h 24m 19.58s , -51d 56m 52.3s) |   C |    60 | 17.1 |        
   78933 | 2023-05-04 18:14:10 |         MASTER-SAAO | (04h 25m 38.11s , -51d 56m 56.0s) |   C |    60 | 17.5 |        
   79023 | 2023-05-04 18:15:40 |         MASTER-SAAO | (04h 37m 17.04s , -51d 55m 27.9s) |   C |    60 | 17.4 |        
   79023 | 2023-05-04 18:15:40 |         MASTER-SAAO | (04h 38m 35.69s , -51d 55m 31.1s) |   C |    60 | 17.9 |        
   79702 | 2023-05-04 18:26:59 |         MASTER-SAAO | (04h 37m 21.55s , -50d 01m 55.1s) |   C |    60 | 17.4 |        
   79702 | 2023-05-04 18:26:59 |         MASTER-SAAO | (04h 38m 36.54s , -50d 01m 58.6s) |   C |    60 | 17.8 |        
   79782 | 2023-05-04 18:28:19 |         MASTER-SAAO | (04h 49m 44.68s , -50d 02m 46.1s) |   C |    60 | 17.4 |        
   79782 | 2023-05-04 18:28:19 |         MASTER-SAAO | (04h 50m 59.93s , -50d 02m 48.9s) |   C |    60 | 17.9 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2025