MASTER Net MASTER Database: GRB230802.99 page

Please use the reference to MASTER DataBase as Lipunov et al., 2010, MASTER Robotic Net, Advances in Astronomy, vol. 2010, p.30L

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GRB coord: ErrorBox (deg): Sys Error (deg):
Sattel : Trigger: Notice:
GRB_Name: trignum: Nights after: FullSky


Name FERMI GRB230802.99
Trignum 712713532
Trigger time 2023-08-02 23:58:47.92
Notice time 2023-08-03 00:08:19.23561
Coord, eb (01h 28m 52.80s , +09d 37m 12.0s) , 5.88
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
2249252 2023-08-03 00:08:19.23561 01h 28m 52.80s +09d 37m 12.0s FERMI 5.88 alert 712713532 12 115 alert
2249243 2023-08-02 23:59:42.064145 02h 01m 31.20s +07d 10m 48.0s FERMI 5.86 alert 712713532 10 112 alert
2249236 2023-08-02 23:59:24.400282 02h 27m 40.08s +01d 52m 01.2s FERMI 13.78 alert 712713532 76 111 alert

DAYS:

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

Synchronous WFC images
Distance datetime coord2000 observatory camera links
44.7 2023-08-02 23:58:45.223 00h 31m 30.00s -32d 59m 22.0s SAAO 136956 Database SAAO
Errorbox center visibility at MASTER facilities
trigger notice notice+1hr now

2023-08-02 23:58:47 (JD 2460159.499155)

Siderial time 23.242220 h

Ra 01:28:52.80 Dec 09:37:12.00
( 22.220000d, 9.620000d)

Rise 2023-08-02 22:12:02

Transit 2023-08-03 05:12:46

Set 2023-08-03 12:13:30

Amur

Object: Altitude: 28.56 Azimuth: 69.01

Sun: Altitude: 36.24 Azimuth: 287.01

Moon: Altitude: -23.37 Azimuth: 92.30

Tunka

Object: Altitude: 40.47 Azimuth: 43.17

Sun: Altitude: 20.90 Azimuth: 267.63

Moon: Altitude: -8.37 Azimuth: 74.12

Kislovodsk

Object: Altitude: 47.77 Azimuth: 315.25

Sun: Altitude: -18.01 Azimuth: 221.06

Moon: Altitude: 26.58 Azimuth: 23.81

Tavrida

Object: Altitude: 42.50 Azimuth: 306.07

Sun: Altitude: -20.90 Azimuth: 213.19

Moon: Altitude: 27.66 Azimuth: 14.76

SAAO

Object: Altitude: 26.19 Azimuth: 237.83

Sun: Altitude: -67.28 Azimuth: 305.55

Moon: Altitude: 73.98 Azimuth: 178.64

IAC

Object: Altitude: 6.54 Azimuth: 262.57

Sun: Altitude: -40.78 Azimuth: 157.05

Moon: Altitude: 32.80 Azimuth: 316.70

Argentina

Object: Altitude: -47.30 Azimuth: 292.46

Sun: Altitude: -25.19 Azimuth: 95.97

Moon: Altitude: 8.75 Azimuth: 283.89

Mexico

Object: Altitude: -49.30 Azimuth: 177.60

Sun: Altitude: 27.50 Azimuth: 94.99

Moon: Altitude: -43.04 Azimuth: 263.55

Ural

Object: Altitude: 41.73 Azimuth: 344.51

Sun: Altitude: -1.11 Azimuth: 233.90

Moon: Altitude: 9.71 Azimuth: 37.89

Vostryakovo

Object: Altitude: 37.24 Azimuth: 317.03

Sun: Altitude: -10.71 Azimuth: 214.99

Moon: Altitude: 16.76 Azimuth: 17.43

Gal. latitude: -51.739792 Gal. longitude: 139.001338

Dist. to Sun: 105.997605

Dist. to Moon: 56.563893

Moon coord.: (331.434550 d, -16.363329 d)

Sun coord.: (132.559932 d, 17.715953 d)

Lunar disk: 0.975440

Lunar phase: 18.032753

Lunar bright limb: 82.895464

No SN in this field

2023-08-03 00:08:19 (JD 2460159.505775)

Siderial time 23.401544 h

Ra 01:28:52.80 Dec 09:37:12.00
( 22.220000d, 9.620000d)

Rise 2023-08-02 22:12:02

Transit 2023-08-03 05:12:46

Set 2023-08-03 12:13:30

Amur

Object: Altitude: 27.13 Azimuth: 71.13

Sun: Altitude: 37.69 Azimuth: 289.20

Moon: Altitude: -24.80 Azimuth: 94.13

Tunka

Object: Altitude: 39.44 Azimuth: 45.93

Sun: Altitude: 22.38 Azimuth: 269.49

Moon: Altitude: -9.71 Azimuth: 75.89

Kislovodsk

Object: Altitude: 48.95 Azimuth: 318.32

Sun: Altitude: -16.85 Azimuth: 223.11

Moon: Altitude: 25.91 Azimuth: 26.15

Tavrida

Object: Altitude: 43.85 Azimuth: 308.72

Sun: Altitude: -19.95 Azimuth: 215.39

Moon: Altitude: 27.25 Azimuth: 17.19

SAAO

Object: Altitude: 27.88 Azimuth: 235.99

Sun: Altitude: -65.60 Azimuth: 301.72

Moon: Altitude: 73.76 Azimuth: 170.75

IAC

Object: Altitude: 8.63 Azimuth: 263.67

Sun: Altitude: -41.55 Azimuth: 159.89

Moon: Altitude: 34.19 Azimuth: 318.74

Argentina

Object: Altitude: -45.41 Azimuth: 290.42

Sun: Altitude: -27.21 Azimuth: 94.81

Moon: Altitude: 10.62 Azimuth: 282.72

Mexico

Object: Altitude: -49.32 Azimuth: 181.21

Sun: Altitude: 25.47 Azimuth: 96.12

Moon: Altitude: -41.06 Azimuth: 264.87

Ural

Object: Altitude: 42.04 Azimuth: 347.65

Sun: Altitude: -0.05 Azimuth: 235.90

Moon: Altitude: 8.96 Azimuth: 39.99

Vostryakovo

Object: Altitude: 38.14 Azimuth: 319.78

Sun: Altitude: -9.92 Azimuth: 217.15

Moon: Altitude: 16.38 Azimuth: 19.69

Gal. latitude: -51.739792 Gal. longitude: 139.001338

Dist. to Sun: 106.003939

Dist. to Moon: 56.463237

Moon coord.: (331.531101 d, -16.323968 d)

Sun coord.: (132.566336 d, 17.714248 d)

Lunar disk: 0.975195

Lunar phase: 18.123156

Lunar bright limb: 82.789575

No SN in this field

2023-08-03 01:08:19 (JD 2460159.547442)

Siderial time 0.404282 h

Ra 01:28:52.80 Dec 09:37:12.00
( 22.220000d, 9.620000d)

Rise 2023-08-02 22:12:02

Transit 2023-08-03 05:12:46

Set 2023-08-03 12:13:30

Amur

Object: Altitude: 17.77 Azimuth: 83.60

Sun: Altitude: 46.21 Azimuth: 304.69

Moon: Altitude: -33.67 Azimuth: 106.36

Tunka

Object: Altitude: 31.93 Azimuth: 61.72

Sun: Altitude: 31.58 Azimuth: 281.78

Moon: Altitude: -18.32 Azimuth: 87.09

Kislovodsk

Object: Altitude: 54.50 Azimuth: 340.66

Sun: Altitude: -8.67 Azimuth: 235.13

Moon: Altitude: 20.44 Azimuth: 40.02

Tavrida

Object: Altitude: 50.97 Azimuth: 328.05

Sun: Altitude: -12.85 Azimuth: 228.32

Moon: Altitude: 23.23 Azimuth: 31.87

SAAO

Object: Altitude: 37.52 Azimuth: 222.56

Sun: Altitude: -53.93 Azimuth: 285.01

Moon: Altitude: 67.49 Azimuth: 132.36

IAC

Object: Altitude: 21.84 Azimuth: 270.65

Sun: Altitude: -43.99 Azimuth: 179.11

Moon: Altitude: 41.51 Azimuth: 333.70

Argentina

Object: Altitude: -33.07 Azimuth: 279.74

Sun: Altitude: -39.94 Azimuth: 86.99

Moon: Altitude: 22.61 Azimuth: 275.43

Mexico

Object: Altitude: -46.58 Azimuth: 203.05

Sun: Altitude: 12.80 Azimuth: 103.13

Moon: Altitude: -28.60 Azimuth: 272.29

Ural

Object: Altitude: 42.37 Azimuth: 7.71

Sun: Altitude: 7.14 Azimuth: 248.28

Moon: Altitude: 3.51 Azimuth: 52.82

Vostryakovo

Object: Altitude: 42.54 Azimuth: 338.41

Sun: Altitude: -4.04 Azimuth: 230.28

Moon: Altitude: 12.95 Azimuth: 33.57

Gal. latitude: -51.739792 Gal. longitude: 139.001338

Dist. to Sun: 106.043802

Dist. to Moon: 55.829879

Moon coord.: (332.137742 d, -16.075292 d)

Sun coord.: (132.606638 d, 17.703515 d)

Lunar disk: 0.973625

Lunar phase: 18.692802

Lunar bright limb: 82.142788

No SN in this field

2025-01-28 20:53:53 (JD 2460704.370752)

Siderial time 7.963971 h

Ra 01:28:52.80 Dec 09:37:12.00
( 22.220000d, 9.620000d)

Rise 2025-01-29 10:21:19

Transit 2025-01-29 17:22:03

Set 2025-01-30 00:22:47

Amur

Object: Altitude: -29.74 Azimuth: 188.07

Sun: Altitude: -21.36 Azimuth: 272.85

Moon: Altitude: -21.12 Azimuth: 283.00

Tunka

Object: Altitude: -26.78 Azimuth: 160.81

Sun: Altitude: -36.31 Azimuth: 251.81

Moon: Altitude: -36.45 Azimuth: 263.57

Kislovodsk

Object: Altitude: -1.97 Azimuth: 105.33

Sun: Altitude: -63.65 Azimuth: 165.06

Moon: Altitude: -70.53 Azimuth: 181.98

Tavrida

Object: Altitude: 4.20 Azimuth: 99.39

Sun: Altitude: -60.37 Azimuth: 149.25

Moon: Altitude: -68.60 Azimuth: 160.23

SAAO

Object: Altitude: 2.80 Azimuth: 103.25

Sun: Altitude: -32.60 Azimuth: 32.73

Moon: Altitude: -29.90 Azimuth: 22.13

IAC

Object: Altitude: 45.48 Azimuth: 73.93

Sun: Altitude: -29.22 Azimuth: 84.14

Moon: Altitude: -38.07 Azimuth: 80.12

Argentina

Object: Altitude: 47.55 Azimuth: 194.26

Sun: Altitude: 33.51 Azimuth: 88.47

Moon: Altitude: 29.73 Azimuth: 78.28

Mexico

Object: Altitude: 38.35 Azimuth: 283.16

Sun: Altitude: 37.21 Azimuth: 24.32

Moon: Altitude: 28.59 Azimuth: 28.97

Ural

Object: Altitude: -6.96 Azimuth: 119.85

Sun: Altitude: -50.29 Azimuth: 195.14

Moon: Altitude: -54.83 Azimuth: 208.83

Vostryakovo

Object: Altitude: 3.73 Azimuth: 101.55

Sun: Altitude: -51.64 Azimuth: 162.02

Moon: Altitude: -58.76 Azimuth: 172.97

Gal. latitude: -51.739792 Gal. longitude: 139.001338

Dist. to Sun: 75.267936

Dist. to Moon: 83.728263

Moon coord.: (303.641695 d, -24.283366 d)

Sun coord.: (311.278036 d, -18.052639 d)

Lunar disk: 0.006824

Lunar phase: 170.523247

Lunar bright limb: 50.467897

No SN in this field
Recent coverage and limits telegrams

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

  ID = 8614
TYPE = 35
DAYS = 2


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the FERMI GRB 230802B ( Fermi GBM team, GCN 34322) errorbox  33 sec after notice time and 66 sec after trigger time at 2023-08-02 23:59:54 UT, with upper limit up to  18.2 mag. The observations began at zenith distance = 53 deg. The sun  altitude  is -21.4 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) started inspect of the FERMI GRB 230802B errorbox  57 sec after notice time and 90 sec after trigger time at 2023-08-03 00:00:18 UT, with upper limit up to  17.8 mag. The observations began at zenith distance = 68 deg. The sun  altitude  is -67.8 deg. 

The galactic latitude b = -51 deg., longitude l = 153 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2249242

We obtain a following upper limits.  

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

      72 | 2023-08-02 23:59:54 |      MASTER-Tavrida | (01h 58m 42.33s , +07d 15m 33.4s) |   C |    10 | 16.6 |        
      94 | 2023-08-03 00:00:11 |      MASTER-Tavrida | (01h 58m 44.94s , +07d 17m 12.7s) |   C |    20 | 17.3 |        
     101 | 2023-08-03 00:00:18 |         MASTER-SAAO | (02h 00m 01.99s , +06d 55m 03.7s) |   C |    20 | 14.5 |        
     101 | 2023-08-03 00:00:18 |         MASTER-SAAO | (01h 59m 12.29s , +06d 56m 21.5s) |   C |    20 | 14.7 |        
     121 | 2023-08-03 00:00:38 |      MASTER-Tavrida | (01h 58m 38.43s , +07d 16m 24.2s) |   C |    20 | 17.3 |        
     140 | 2023-08-03 00:00:57 |         MASTER-SAAO | (02h 00m 06.38s , +06d 54m 05.4s) |   C |    20 | 16.9 |        
     190 | 2023-08-03 00:00:57 |         MASTER-SAAO | (02h 00m 06.43s , +06d 54m 05.3s) |   C |   120 | 17.8 |  Coadd 
     140 | 2023-08-03 00:00:57 |         MASTER-SAAO | (01h 59m 16.78s , +06d 55m 22.9s) |   C |    20 | 16.8 |        
     175 | 2023-08-03 00:00:57 |         MASTER-SAAO | (01h 59m 16.82s , +06d 55m 22.9s) |   C |    90 | 17.3 |  Coadd 
     152 | 2023-08-03 00:01:05 |      MASTER-Tavrida | (01h 58m 38.24s , +07d 17m 24.3s) |   C |    30 | 17.6 |        
     184 | 2023-08-03 00:01:36 |         MASTER-SAAO | (02h 00m 00.21s , +06d 53m 06.1s) |   C |    30 | 16.0 |        
     184 | 2023-08-03 00:01:36 |         MASTER-SAAO | (01h 59m 10.55s , +06d 54m 23.2s) |   C |    30 | 16.1 |        
     195 | 2023-08-03 00:01:43 |      MASTER-Tavrida | (01h 58m 45.90s , +07d 16m 24.2s) |   C |    40 | 17.8 |        
     244 | 2023-08-03 00:02:31 |      MASTER-Tavrida | (01h 58m 38.80s , +07d 15m 24.1s) |   C |    40 | 17.8 |        
     251 | 2023-08-03 00:02:38 |         MASTER-SAAO | (02h 00m 06.10s , +06d 53m 08.1s) |   C |    40 | 17.3 |        
     251 | 2023-08-03 00:02:38 |         MASTER-SAAO | (01h 59m 16.49s , +06d 54m 24.6s) |   C |    40 | 17.1 |        
     296 | 2023-08-03 00:03:18 |      MASTER-Tavrida | (01h 58m 45.15s , +07d 15m 44.3s) |   C |    50 | 18.1 |        
     323 | 2023-08-03 00:03:40 |         MASTER-SAAO | (02h 00m 03.81s , +06d 55m 06.0s) |   C |    60 | 17.2 |        
     323 | 2023-08-03 00:03:40 |         MASTER-SAAO | (01h 59m 14.24s , +06d 56m 21.5s) |   C |    60 | 17.0 |        
     365 | 2023-08-03 00:04:18 |      MASTER-Tavrida | (01h 58m 42.05s , +07d 17m 21.2s) |   C |    70 | 18.2 |        
     413 | 2023-08-03 00:05:11 |         MASTER-SAAO | (01h 59m 14.19s , +06d 54m 47.5s) |   C |    60 | 17.0 |        
     413 | 2023-08-03 00:05:11 |         MASTER-SAAO | (02h 00m 03.83s , +06d 53m 32.4s) |   C |    60 | 17.4 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8611
TYPE = 35
DAYS = 1


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the FERMI GRB 230802B ( Fermi GBM team, GCN 34322) errorbox  33 sec after notice time and 66 sec after trigger time at 2023-08-02 23:59:54 UT, with upper limit up to  18.2 mag. The observations began at zenith distance = 53 deg. The sun  altitude  is -21.4 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) started inspect of the FERMI GRB 230802B errorbox  57 sec after notice time and 90 sec after trigger time at 2023-08-03 00:00:18 UT, with upper limit up to  17.8 mag. The observations began at zenith distance = 68 deg. The sun  altitude  is -67.8 deg. 

The galactic latitude b = -51 deg., longitude l = 153 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2249242

We obtain a following upper limits.  

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

      72 | 2023-08-02 23:59:54 |      MASTER-Tavrida | (01h 58m 42.33s , +07d 15m 33.4s) |   C |    10 | 16.6 |        
      94 | 2023-08-03 00:00:11 |      MASTER-Tavrida | (01h 58m 44.94s , +07d 17m 12.7s) |   C |    20 | 17.3 |        
     101 | 2023-08-03 00:00:18 |         MASTER-SAAO | (02h 00m 01.99s , +06d 55m 03.7s) |   C |    20 | 14.5 |        
     101 | 2023-08-03 00:00:18 |         MASTER-SAAO | (01h 59m 12.29s , +06d 56m 21.5s) |   C |    20 | 14.7 |        
     121 | 2023-08-03 00:00:38 |      MASTER-Tavrida | (01h 58m 38.43s , +07d 16m 24.2s) |   C |    20 | 17.3 |        
     140 | 2023-08-03 00:00:57 |         MASTER-SAAO | (02h 00m 06.38s , +06d 54m 05.4s) |   C |    20 | 16.9 |        
     190 | 2023-08-03 00:00:57 |         MASTER-SAAO | (02h 00m 06.43s , +06d 54m 05.3s) |   C |   120 | 17.8 |  Coadd 
     140 | 2023-08-03 00:00:57 |         MASTER-SAAO | (01h 59m 16.78s , +06d 55m 22.9s) |   C |    20 | 16.8 |        
     175 | 2023-08-03 00:00:57 |         MASTER-SAAO | (01h 59m 16.82s , +06d 55m 22.9s) |   C |    90 | 17.3 |  Coadd 
     152 | 2023-08-03 00:01:05 |      MASTER-Tavrida | (01h 58m 38.24s , +07d 17m 24.3s) |   C |    30 | 17.6 |        
     184 | 2023-08-03 00:01:36 |         MASTER-SAAO | (02h 00m 00.21s , +06d 53m 06.1s) |   C |    30 | 16.0 |        
     184 | 2023-08-03 00:01:36 |         MASTER-SAAO | (01h 59m 10.55s , +06d 54m 23.2s) |   C |    30 | 16.1 |        
     195 | 2023-08-03 00:01:43 |      MASTER-Tavrida | (01h 58m 45.90s , +07d 16m 24.2s) |   C |    40 | 17.8 |        
     244 | 2023-08-03 00:02:31 |      MASTER-Tavrida | (01h 58m 38.80s , +07d 15m 24.1s) |   C |    40 | 17.8 |        
     251 | 2023-08-03 00:02:38 |         MASTER-SAAO | (02h 00m 06.10s , +06d 53m 08.1s) |   C |    40 | 17.3 |        
     251 | 2023-08-03 00:02:38 |         MASTER-SAAO | (01h 59m 16.49s , +06d 54m 24.6s) |   C |    40 | 17.1 |        
     296 | 2023-08-03 00:03:18 |      MASTER-Tavrida | (01h 58m 45.15s , +07d 15m 44.3s) |   C |    50 | 18.1 |        
     323 | 2023-08-03 00:03:40 |         MASTER-SAAO | (02h 00m 03.81s , +06d 55m 06.0s) |   C |    60 | 17.2 |        
     323 | 2023-08-03 00:03:40 |         MASTER-SAAO | (01h 59m 14.24s , +06d 56m 21.5s) |   C |    60 | 17.0 |        
     365 | 2023-08-03 00:04:18 |      MASTER-Tavrida | (01h 58m 42.05s , +07d 17m 21.2s) |   C |    70 | 18.2 |        
     413 | 2023-08-03 00:05:11 |         MASTER-SAAO | (01h 59m 14.19s , +06d 54m 47.5s) |   C |    60 | 17.0 |        
     413 | 2023-08-03 00:05:11 |         MASTER-SAAO | (02h 00m 03.83s , +06d 53m 32.4s) |   C |    60 | 17.4 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8602
TYPE = 35
DAYS = 0


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the FERMI GRB230802.99 (trigger No 712713532,01h 28m 52.80s , +09d 37m 12.0s, R=5.88) errorbox  33 sec after notice time and 66 sec after trigger time at 2023-08-02 23:59:54 UT, with upper limit up to  18.6 mag. The observations began at zenith distance = 53 deg. The sun  altitude  is -21.4 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) started inspect of the FERMI GRB230802.99 errorbox  578 sec after notice time and 611 sec after trigger time at 2023-08-03 00:08:59 UT, with upper limit up to  18.0 mag. The observations began at zenith distance = 62 deg. The sun  altitude  is -66.3 deg. 

The galactic latitude b = -52 deg., longitude l = 139 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2249252

We obtain a following upper limits.  

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

      72 | 2023-08-02 23:59:54 |      MASTER-Tavrida | (01h 58m 42.33s , +07d 15m 33.4s) |   C |    10 | 16.6 |        
      94 | 2023-08-03 00:00:11 |      MASTER-Tavrida | (01h 58m 44.94s , +07d 17m 12.7s) |   C |    20 | 17.3 |        
     121 | 2023-08-03 00:00:38 |      MASTER-Tavrida | (01h 58m 38.43s , +07d 16m 24.2s) |   C |    20 | 17.3 |        
     152 | 2023-08-03 00:01:05 |      MASTER-Tavrida | (01h 58m 38.24s , +07d 17m 24.3s) |   C |    30 | 17.6 |        
     195 | 2023-08-03 00:01:43 |      MASTER-Tavrida | (01h 58m 45.90s , +07d 16m 24.2s) |   C |    40 | 17.8 |        
     244 | 2023-08-03 00:02:31 |      MASTER-Tavrida | (01h 58m 38.80s , +07d 15m 24.1s) |   C |    40 | 17.8 |        
     296 | 2023-08-03 00:03:18 |      MASTER-Tavrida | (01h 58m 45.15s , +07d 15m 44.3s) |   C |    50 | 18.1 |        
     365 | 2023-08-03 00:04:18 |      MASTER-Tavrida | (01h 58m 42.05s , +07d 17m 21.2s) |   C |    70 | 18.2 |        
     646 | 2023-08-03 00:08:33 |      MASTER-Tavrida | (01h 26m 04.48s , +09d 43m 04.3s) |   C |   120 | 18.0 |        
     641 | 2023-08-03 00:08:59 |         MASTER-SAAO | (01h 27m 20.59s , +09d 19m 53.1s) |   C |    60 | 17.1 |        
     701 | 2023-08-03 00:08:59 |         MASTER-SAAO | (01h 27m 20.58s , +09d 19m 53.1s) |   C |   180 | 18.0 |  Coadd 
     641 | 2023-08-03 00:08:59 |         MASTER-SAAO | (01h 26m 30.45s , +09d 21m 11.6s) |   C |    60 | 16.7 |        
     701 | 2023-08-03 00:08:59 |         MASTER-SAAO | (01h 26m 30.45s , +09d 21m 11.6s) |   C |   180 | 17.5 |  Coadd 
     732 | 2023-08-03 00:10:30 |         MASTER-SAAO | (01h 27m 21.60s , +09d 20m 54.5s) |   C |    60 | 17.4 |        
     732 | 2023-08-03 00:10:30 |         MASTER-SAAO | (01h 26m 31.51s , +09d 22m 12.0s) |   C |    60 | 17.4 |        
     784 | 2023-08-03 00:10:42 |      MASTER-Tavrida | (01h 25m 57.88s , +09d 42m 17.1s) |   C |   140 | 18.3 |        
     812 | 2023-08-03 00:11:49 |         MASTER-SAAO | (01h 27m 27.50s , +09d 19m 55.4s) |   C |    60 | 17.2 |        
     812 | 2023-08-03 00:11:49 |         MASTER-SAAO | (01h 26m 37.38s , +09d 21m 12.9s) |   C |    60 | 16.8 |        
     946 | 2023-08-03 00:13:09 |      MASTER-Tavrida | (01h 25m 57.57s , +09d 43m 16.5s) |   C |   170 | 18.5 |        
     903 | 2023-08-03 00:13:20 |         MASTER-SAAO | (01h 26m 31.56s , +09d 20m 12.9s) |   C |    60 | 16.7 |        
     903 | 2023-08-03 00:13:20 |         MASTER-SAAO | (01h 27m 21.67s , +09d 18m 55.8s) |   C |    60 | 17.0 |        
    1131 | 2023-08-03 00:16:09 |      MASTER-Tavrida | (01h 26m 04.51s , +09d 42m 15.8s) |   C |   180 | 18.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8601
TYPE = 35
DAYS = 0


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the FERMI GRB230802.99 (trigger No 712713532,01h 28m 52.80s , +09d 37m 12.0s, R=5.88) errorbox  33 sec after notice time and 66 sec after trigger time at 2023-08-02 23:59:54 UT, with upper limit up to  18.6 mag. The observations began at zenith distance = 53 deg. The sun  altitude  is -21.4 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) started inspect of the FERMI GRB230802.99 errorbox  578 sec after notice time and 611 sec after trigger time at 2023-08-03 00:08:59 UT, with upper limit up to  18.0 mag. The observations began at zenith distance = 62 deg. The sun  altitude  is -66.3 deg. 

The galactic latitude b = -52 deg., longitude l = 139 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2249252

We obtain a following upper limits.  

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

      72 | 2023-08-02 23:59:54 |      MASTER-Tavrida | (01h 58m 42.33s , +07d 15m 33.4s) |   C |    10 | 16.6 |        
      94 | 2023-08-03 00:00:11 |      MASTER-Tavrida | (01h 58m 44.94s , +07d 17m 12.7s) |   C |    20 | 17.3 |        
     121 | 2023-08-03 00:00:38 |      MASTER-Tavrida | (01h 58m 38.43s , +07d 16m 24.2s) |   C |    20 | 17.3 |        
     152 | 2023-08-03 00:01:05 |      MASTER-Tavrida | (01h 58m 38.24s , +07d 17m 24.3s) |   C |    30 | 17.6 |        
     195 | 2023-08-03 00:01:43 |      MASTER-Tavrida | (01h 58m 45.90s , +07d 16m 24.2s) |   C |    40 | 17.8 |        
     244 | 2023-08-03 00:02:31 |      MASTER-Tavrida | (01h 58m 38.80s , +07d 15m 24.1s) |   C |    40 | 17.8 |        
     296 | 2023-08-03 00:03:18 |      MASTER-Tavrida | (01h 58m 45.15s , +07d 15m 44.3s) |   C |    50 | 18.1 |        
     365 | 2023-08-03 00:04:18 |      MASTER-Tavrida | (01h 58m 42.05s , +07d 17m 21.2s) |   C |    70 | 18.2 |        
     646 | 2023-08-03 00:08:33 |      MASTER-Tavrida | (01h 26m 04.48s , +09d 43m 04.3s) |   C |   120 | 18.0 |        
     641 | 2023-08-03 00:08:59 |         MASTER-SAAO | (01h 27m 20.59s , +09d 19m 53.1s) |   C |    60 | 17.1 |        
     701 | 2023-08-03 00:08:59 |         MASTER-SAAO | (01h 27m 20.58s , +09d 19m 53.1s) |   C |   180 | 18.0 |  Coadd 
     641 | 2023-08-03 00:08:59 |         MASTER-SAAO | (01h 26m 30.45s , +09d 21m 11.6s) |   C |    60 | 16.7 |        
     701 | 2023-08-03 00:08:59 |         MASTER-SAAO | (01h 26m 30.45s , +09d 21m 11.6s) |   C |   180 | 17.5 |  Coadd 
     732 | 2023-08-03 00:10:30 |         MASTER-SAAO | (01h 27m 21.60s , +09d 20m 54.5s) |   C |    60 | 17.4 |        
     732 | 2023-08-03 00:10:30 |         MASTER-SAAO | (01h 26m 31.51s , +09d 22m 12.0s) |   C |    60 | 17.4 |        
     784 | 2023-08-03 00:10:42 |      MASTER-Tavrida | (01h 25m 57.88s , +09d 42m 17.1s) |   C |   140 | 18.3 |        
     812 | 2023-08-03 00:11:49 |         MASTER-SAAO | (01h 27m 27.50s , +09d 19m 55.4s) |   C |    60 | 17.2 |        
     812 | 2023-08-03 00:11:49 |         MASTER-SAAO | (01h 26m 37.38s , +09d 21m 12.9s) |   C |    60 | 16.8 |        
     946 | 2023-08-03 00:13:09 |      MASTER-Tavrida | (01h 25m 57.57s , +09d 43m 16.5s) |   C |   170 | 18.5 |        
     903 | 2023-08-03 00:13:20 |         MASTER-SAAO | (01h 26m 31.56s , +09d 20m 12.9s) |   C |    60 | 16.7 |        
     903 | 2023-08-03 00:13:20 |         MASTER-SAAO | (01h 27m 21.67s , +09d 18m 55.8s) |   C |    60 | 17.0 |        
    1131 | 2023-08-03 00:16:09 |      MASTER-Tavrida | (01h 26m 04.51s , +09d 42m 15.8s) |   C |   180 | 18.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 8600
TYPE = 34
DAYS = 0


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the FERMI GRB230802.99 (trigger No 712713532,01h 28m 52.80s , +09d 37m 12.0s, R=5.88) errorbox  33 sec after notice time and 66 sec after trigger time at 2023-08-02 23:59:54 UT, with upper limit up to  18.6 mag. The observations began at zenith distance = 53 deg. The sun  altitude  is -21.4 deg. 

MASTER-SAAO robotic telescope  located in South Africa (South African Astronomical Observatory) started inspect of the FERMI GRB230802.99 errorbox  578 sec after notice time and 611 sec after trigger time at 2023-08-03 00:08:59 UT, with upper limit up to  18.0 mag. The observations began at zenith distance = 62 deg. The sun  altitude  is -66.3 deg. 

The galactic latitude b = -52 deg., longitude l = 139 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2249252

We obtain a following upper limits.  

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

      72 | 2023-08-02 23:59:54 |      MASTER-Tavrida | (01h 58m 42.33s , +07d 15m 33.4s) |   C |    10 | 16.6 |        
      94 | 2023-08-03 00:00:11 |      MASTER-Tavrida | (01h 58m 44.94s , +07d 17m 12.7s) |   C |    20 | 17.3 |        
     121 | 2023-08-03 00:00:38 |      MASTER-Tavrida | (01h 58m 38.43s , +07d 16m 24.2s) |   C |    20 | 17.3 |        
     152 | 2023-08-03 00:01:05 |      MASTER-Tavrida | (01h 58m 38.24s , +07d 17m 24.3s) |   C |    30 | 17.6 |        
     195 | 2023-08-03 00:01:43 |      MASTER-Tavrida | (01h 58m 45.90s , +07d 16m 24.2s) |   C |    40 | 17.8 |        
     244 | 2023-08-03 00:02:31 |      MASTER-Tavrida | (01h 58m 38.80s , +07d 15m 24.1s) |   C |    40 | 17.8 |        
     296 | 2023-08-03 00:03:18 |      MASTER-Tavrida | (01h 58m 45.15s , +07d 15m 44.3s) |   C |    50 | 18.1 |        
     365 | 2023-08-03 00:04:18 |      MASTER-Tavrida | (01h 58m 42.05s , +07d 17m 21.2s) |   C |    70 | 18.2 |        
     646 | 2023-08-03 00:08:33 |      MASTER-Tavrida | (01h 26m 04.48s , +09d 43m 04.3s) |   C |   120 | 18.0 |        
     641 | 2023-08-03 00:08:59 |         MASTER-SAAO | (01h 27m 20.59s , +09d 19m 53.1s) |   C |    60 | 17.1 |        
     701 | 2023-08-03 00:08:59 |         MASTER-SAAO | (01h 27m 20.58s , +09d 19m 53.1s) |   C |   180 | 18.0 |  Coadd 
     641 | 2023-08-03 00:08:59 |         MASTER-SAAO | (01h 26m 30.45s , +09d 21m 11.6s) |   C |    60 | 16.7 |        
     701 | 2023-08-03 00:08:59 |         MASTER-SAAO | (01h 26m 30.45s , +09d 21m 11.6s) |   C |   180 | 17.5 |  Coadd 
     732 | 2023-08-03 00:10:30 |         MASTER-SAAO | (01h 27m 21.60s , +09d 20m 54.5s) |   C |    60 | 17.4 |        
     732 | 2023-08-03 00:10:30 |         MASTER-SAAO | (01h 26m 31.51s , +09d 22m 12.0s) |   C |    60 | 17.4 |        
     784 | 2023-08-03 00:10:42 |      MASTER-Tavrida | (01h 25m 57.88s , +09d 42m 17.1s) |   C |   140 | 18.3 |        
     812 | 2023-08-03 00:11:49 |         MASTER-SAAO | (01h 27m 27.50s , +09d 19m 55.4s) |   C |    60 | 17.2 |        
     812 | 2023-08-03 00:11:49 |         MASTER-SAAO | (01h 26m 37.38s , +09d 21m 12.9s) |   C |    60 | 16.8 |        
     946 | 2023-08-03 00:13:09 |      MASTER-Tavrida | (01h 25m 57.57s , +09d 43m 16.5s) |   C |   170 | 18.5 |        
     903 | 2023-08-03 00:13:20 |         MASTER-SAAO | (01h 26m 31.56s , +09d 20m 12.9s) |   C |    60 | 16.7 |        
     903 | 2023-08-03 00:13:20 |         MASTER-SAAO | (01h 27m 21.67s , +09d 18m 55.8s) |   C |    60 | 17.0 |        
    1131 | 2023-08-03 00:16:09 |      MASTER-Tavrida | (01h 26m 04.51s , +09d 42m 15.8s) |   C |   180 | 18.6 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2025