| datetime | T - Trig [h] | T - Not [h] | Area [sq. deg] |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021-08-17 11:55:44 | 336.0 | 335.6 | 42.6 |
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MASTER Net MASTER Database: LIGO GRB210803.50 alert (last error box)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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MASTER WFC:
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MASTER II: |
General: |
| This work was supported by RFBR BRICS 17-52-80133 grant. |
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ALL PLOTS
datetime
T - Trig [h]
T - Not [h]
Area [sq. deg]
Box 50% 90% FULL [%] 98.1 88.6 99.7
2021-08-17 11:55:44
336.0
335.6
42.6
Discoveries in this field
No discoveries yet!
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-'2021-08-03 11:55:44')<'10 minutes'::interval order by gn,seq desc,errorbox asc;
| trigger | notice | notice+1hr | now |
| 2021-08-03 11:55:44 (JD 2459429.997037) Siderial time 11.255930 h Ra 14:19:31.99 Dec -17:56:00.00 Rise 2021-08-03 13:48:50 Transit 2021-08-03 17:59:24 Set 2021-08-03 22:09:59 AmurObject: Altitude: 11.62 Azimuth: 42.26 Sun: Altitude: -6.90 Azimuth: 128.24 Moon: Altitude: -16.65 Azimuth: 186.84 TunkaObject: Altitude: 18.23 Azimuth: 19.44 Sun: Altitude: 7.22 Azimuth: 109.15 Moon: Altitude: -13.90 Azimuth: 163.59 KislovodskObject: Altitude: 17.74 Azimuth: 318.91 Sun: Altitude: 47.19 Azimuth: 65.02 Moon: Altitude: 7.31 Azimuth: 114.65 TavridaObject: Altitude: 12.77 Azimuth: 311.98 Sun: Altitude: 51.97 Azimuth: 54.47 Moon: Altitude: 13.33 Azimuth: 108.96 SAAOObject: Altitude: 32.11 Azimuth: 271.86 Sun: Altitude: 37.11 Azimuth: 157.69 Moon: Altitude: -4.47 Azimuth: 114.20 IACObject: Altitude: -17.09 Azimuth: 281.55 Sun: Altitude: 69.59 Azimuth: 298.06 Moon: Altitude: 50.90 Azimuth: 91.96 ArgentinaObject: Altitude: -33.93 Azimuth: 328.62 Sun: Altitude: 5.59 Azimuth: 245.46 Moon: Altitude: 34.65 Azimuth: 190.88 MexicoObject: Altitude: -71.72 Azimuth: 132.59 Sun: Altitude: -9.24 Azimuth: 243.09 Moon: Altitude: 44.37 Azimuth: 267.55 UralObject: Altitude: 12.36 Azimuth: 336.54 Sun: Altitude: 32.18 Azimuth: 71.40 Moon: Altitude: 4.59 Azimuth: 126.12 VostryakovoObject: Altitude: 7.07 Azimuth: 316.53 Sun: Altitude: 43.47 Azimuth: 49.77 Moon: Altitude: 14.51 Azimuth: 109.18 Gal. latitude: 39.637619 Gal. longitude: 331.388096 Dist. to Sun: 87.475075 Dist. to Moon: 145.332474 Moon coord.: (71.591847 d, 22.761555 d) Sun coord.: (133.527382 d, 17.454333 d) Lunar disk: 0.235980 Lunar phase: 121.873134 Lunar bright limb: 82.984418 No SN in this field |
2021-08-03 12:21:33 (JD 2459430.014965) Siderial time 11.687386 h Ra 14:19:31.99 Dec -17:56:00.00 Rise 2021-08-04 13:44:54 Transit 2021-08-04 17:55:28 Set 2021-08-04 22:06:03 AmurObject: Altitude: 8.69 Azimuth: 47.77 Sun: Altitude: -10.01 Azimuth: 133.61 Moon: Altitude: -15.92 Azimuth: 192.79 TunkaObject: Altitude: 16.69 Azimuth: 25.69 Sun: Altitude: 3.50 Azimuth: 114.08 Moon: Altitude: -14.76 Azimuth: 169.46 KislovodskObject: Altitude: 20.63 Azimuth: 324.67 Sun: Altitude: 42.86 Azimuth: 71.22 Moon: Altitude: 3.32 Azimuth: 118.82 TavridaObject: Altitude: 16.04 Azimuth: 317.36 Sun: Altitude: 48.06 Azimuth: 61.89 Moon: Altitude: 9.22 Azimuth: 113.07 SAAOObject: Altitude: 37.57 Azimuth: 268.40 Sun: Altitude: 34.74 Azimuth: 150.67 Moon: Altitude: -9.36 Azimuth: 111.14 IACObject: Altitude: -11.54 Azimuth: 284.30 Sun: Altitude: 74.29 Azimuth: 311.03 Moon: Altitude: 45.43 Azimuth: 94.63 ArgentinaObject: Altitude: -30.81 Azimuth: 322.33 Sun: Altitude: 10.51 Azimuth: 241.72 Moon: Altitude: 35.29 Azimuth: 183.90 MexicoObject: Altitude: -75.19 Azimuth: 150.61 Sun: Altitude: -4.23 Azimuth: 246.70 Moon: Altitude: 49.74 Azimuth: 270.62 UralObject: Altitude: 13.59 Azimuth: 342.74 Sun: Altitude: 28.79 Azimuth: 77.37 Moon: Altitude: 1.98 Azimuth: 131.26 VostryakovoObject: Altitude: 9.46 Azimuth: 322.27 Sun: Altitude: 40.53 Azimuth: 57.05 Moon: Altitude: 11.25 Azimuth: 114.05 Gal. latitude: 39.637619 Gal. longitude: 331.388096 Dist. to Sun: 87.457953 Dist. to Moon: 145.122946 Moon coord.: (71.818197 d, 22.806887 d) Sun coord.: (133.544681 d, 17.449630 d) Lunar disk: 0.234530 Lunar phase: 122.069009 Lunar bright limb: 83.084141 No SN in this field |
2021-08-03 13:21:33 (JD 2459430.056632) Siderial time 12.690124 h Ra 14:19:31.99 Dec -17:56:00.00 Rise 2021-08-04 13:44:54 Transit 2021-08-04 17:55:28 Set 2021-08-04 22:06:03 AmurObject: Altitude: 0.95 Azimuth: 59.85 Sun: Altitude: -16.15 Azimuth: 146.89 Moon: Altitude: -12.73 Azimuth: 206.20 TunkaObject: Altitude: 11.68 Azimuth: 39.52 Sun: Altitude: -4.53 Azimuth: 125.93 Moon: Altitude: -15.22 Azimuth: 183.30 KislovodskObject: Altitude: 25.75 Azimuth: 339.22 Sun: Altitude: 32.29 Azimuth: 83.44 Moon: Altitude: -5.30 Azimuth: 129.05 TavridaObject: Altitude: 22.29 Azimuth: 331.00 Sun: Altitude: 38.11 Azimuth: 76.05 Moon: Altitude: 0.21 Azimuth: 122.99 SAAOObject: Altitude: 50.19 Azimuth: 258.97 Sun: Altitude: 27.20 Azimuth: 136.46 Moon: Altitude: -21.07 Azimuth: 104.46 IACObject: Altitude: 1.07 Azimuth: 291.09 Sun: Altitude: 78.87 Azimuth: 13.15 Moon: Altitude: 32.79 Azimuth: 100.31 ArgentinaObject: Altitude: -21.92 Azimuth: 309.79 Sun: Altitude: 21.18 Azimuth: 231.80 Moon: Altitude: 34.27 Azimuth: 167.65 MexicoObject: Altitude: -75.24 Azimuth: 209.02 Sun: Altitude: 7.87 Azimuth: 254.34 Moon: Altitude: 62.16 Azimuth: 279.61 UralObject: Altitude: 15.00 Azimuth: 357.43 Sun: Altitude: 20.69 Azimuth: 90.37 Moon: Altitude: -3.26 Azimuth: 143.57 VostryakovoObject: Altitude: 13.83 Azimuth: 336.18 Sun: Altitude: 32.83 Azimuth: 72.13 Moon: Altitude: 4.19 Azimuth: 125.51 Gal. latitude: 39.637619 Gal. longitude: 331.388096 Dist. to Sun: 87.418160 Dist. to Moon: 144.635696 Moon coord.: (72.344970 d, 22.911031 d) Sun coord.: (133.584881 d, 17.438695 d) Lunar disk: 0.231171 Lunar phase: 122.524352 Lunar bright limb: 83.317268 No SN in this field |
2024-04-20 05:41:34 (JD 2460420.737199) Siderial time 22.121182 h Ra 14:19:31.99 Dec -17:56:00.00 Rise 2024-04-20 20:40:35 Transit 2024-04-21 00:51:10 Set 2024-04-20 05:05:41 AmurObject: Altitude: -51.19 Azimuth: 223.19 Sun: Altitude: 42.55 Azimuth: 47.19 Moon: Altitude: -7.02 Azimuth: 250.97 TunkaObject: Altitude: -56.07 Azimuth: 184.06 Sun: Altitude: 49.11 Azimuth: 13.64 Moon: Altitude: -19.60 Azimuth: 229.76 KislovodskObject: Altitude: -35.13 Azimuth: 98.76 Sun: Altitude: 35.42 Azimuth: 289.86 Moon: Altitude: -38.18 Azimuth: 161.96 TavridaObject: Altitude: -28.97 Azimuth: 93.04 Sun: Altitude: 29.31 Azimuth: 283.41 Moon: Altitude: -34.90 Azimuth: 152.15 SAAOObject: Altitude: 1.35 Azimuth: 69.53 Sun: Altitude: 7.57 Azimuth: 251.09 Moon: Altitude: -47.74 Azimuth: 60.02 IACObject: Altitude: 13.70 Azimuth: 60.58 Sun: Altitude: -11.95 Azimuth: 249.69 Moon: Altitude: -11.50 Azimuth: 103.89 ArgentinaObject: Altitude: 73.45 Azimuth: 144.58 Sun: Altitude: -64.60 Azimuth: 319.05 Moon: Altitude: 25.94 Azimuth: 116.67 MexicoObject: Altitude: 32.64 Azimuth: 324.33 Sun: Altitude: -41.36 Azimuth: 147.39 Moon: Altitude: 62.60 Azimuth: 28.85 UralObject: Altitude: -40.41 Azimuth: 124.71 Sun: Altitude: 37.44 Azimuth: 315.72 Moon: Altitude: -26.46 Azimuth: 183.15 VostryakovoObject: Altitude: -29.99 Azimuth: 102.13 Sun: Altitude: 28.35 Azimuth: 292.34 Moon: Altitude: -26.20 Azimuth: 158.99 Gal. latitude: 39.637619 Gal. longitude: 331.388096 Dist. to Sun: 170.941709 Dist. to Moon: 49.790396 Moon coord.: (170.900977 d, 6.462968 d) Sun coord.: (28.199510 d, 11.582456 d) Lunar disk: 0.876477 Lunar phase: 41.153084 Lunar bright limb: 295.820782 No SN in this field |
####################################################################################### ####################################################################################### ID = 4735 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 GFERMI Alert 210803.50 (trigger No 649684549,13h 29m 36.00s , -33d 54m 00.0s, R=2.11896) errorbox 15575 sec after notice time and 17123 sec after trigger time at 2021-08-03 16:41:07 UT, with upper limit up to 19.5 mag. Observations started at twilight. The observations began at zenith distance = 17 deg. The sun altitude is -8.3 deg. The galactic latitude b = 28 deg., longitude l = 313 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1679826 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 17153 | 2021-08-03 16:41:07 | MASTER-SAAO | (13h 29m 40.15s , -32d 57m 45.8s) | C | 60 | 17.1 | 17233 | 2021-08-03 16:42:26 | MASTER-SAAO | (13h 39m 14.89s , -32d 57m 56.7s) | C | 60 | 17.3 | 17313 | 2021-08-03 16:43:46 | MASTER-SAAO | (13h 29m 25.73s , -34d 51m 29.9s) | C | 60 | 17.5 | 17392 | 2021-08-03 16:45:06 | MASTER-SAAO | (13h 39m 11.84s , -34d 50m 29.5s) | C | 60 | 17.8 | 17472 | 2021-08-03 16:46:26 | MASTER-SAAO | (13h 11m 37.71s , -32d 55m 02.5s) | C | 60 | 17.6 | 17552 | 2021-08-03 16:47:46 | MASTER-SAAO | (13h 21m 14.28s , -32d 56m 21.6s) | C | 60 | 17.8 | 17632 | 2021-08-03 16:49:05 | MASTER-SAAO | (13h 11m 01.40s , -34d 50m 47.8s) | C | 60 | 17.6 | 17711 | 2021-08-03 16:50:25 | MASTER-SAAO | (13h 20m 41.93s , -34d 49m 27.9s) | C | 60 | 18.2 | 17791 | 2021-08-03 16:51:45 | MASTER-SAAO | (13h 30m 55.70s , -31d 02m 01.8s) | C | 60 | 18.3 | 17871 | 2021-08-03 16:53:04 | MASTER-SAAO | (13h 40m 08.78s , -31d 02m 59.9s) | C | 60 | 18.3 | 17950 | 2021-08-03 16:54:24 | MASTER-SAAO | (13h 30m 07.78s , -36d 44m 25.5s) | C | 60 | 18.5 | 18231 | 2021-08-03 16:59:05 | MASTER-SAAO | (13h 40m 04.27s , -36d 45m 37.9s) | C | 60 | 18.9 | 18312 | 2021-08-03 17:00:25 | MASTER-SAAO | (13h 29m 45.65s , -32d 55m 44.5s) | C | 60 | 19.0 | 18392 | 2021-08-03 17:01:45 | MASTER-SAAO | (13h 39m 15.44s , -32d 57m 35.1s) | C | 60 | 19.3 | 18471 | 2021-08-03 17:03:05 | MASTER-SAAO | (13h 29m 31.29s , -34d 49m 35.3s) | C | 60 | 18.7 | 18551 | 2021-08-03 17:04:25 | MASTER-SAAO | (13h 39m 07.65s , -34d 50m 31.7s) | C | 60 | 19.2 | 18631 | 2021-08-03 17:05:44 | MASTER-SAAO | (13h 11m 39.83s , -32d 54m 28.9s) | C | 60 | 18.8 | 18710 | 2021-08-03 17:07:04 | MASTER-SAAO | (13h 21m 15.11s , -32d 55m 48.7s) | C | 60 | 19.4 | 18790 | 2021-08-03 17:08:23 | MASTER-SAAO | (13h 10m 57.75s , -34d 50m 19.9s) | C | 60 | 18.9 | 18870 | 2021-08-03 17:09:43 | MASTER-SAAO | (13h 20m 47.58s , -34d 50m 25.2s) | C | 60 | 19.5 | 18949 | 2021-08-03 17:11:03 | MASTER-SAAO | (13h 30m 54.73s , -31d 01m 33.0s) | C | 60 | 19.4 | 19029 | 2021-08-03 17:12:22 | MASTER-SAAO | (13h 40m 13.71s , -31d 03m 12.2s) | C | 60 | 19.5 | 19108 | 2021-08-03 17:13:42 | MASTER-SAAO | (13h 30m 09.87s , -36d 43m 19.7s) | C | 60 | 18.9 | 19393 | 2021-08-03 17:18:27 | MASTER-SAAO | (13h 40m 01.47s , -36d 43m 03.4s) | C | 60 | 19.4 | 19473 | 2021-08-03 17:19:46 | MASTER-SAAO | (13h 29m 50.42s , -32d 55m 44.2s) | C | 60 | 18.9 | 19553 | 2021-08-03 17:21:06 | MASTER-SAAO | (13h 39m 15.24s , -32d 57m 05.5s) | C | 60 | 19.5 | 19632 | 2021-08-03 17:22:26 | MASTER-SAAO | (13h 29m 34.73s , -34d 50m 15.3s) | C | 60 | 19.5 | 19712 | 2021-08-03 17:23:46 | MASTER-SAAO | (13h 39m 14.24s , -34d 49m 15.4s) | C | 60 | 19.5 | 19792 | 2021-08-03 17:25:06 | MASTER-SAAO | (13h 11m 42.47s , -32d 55m 23.6s) | C | 60 | 19.0 | 19872 | 2021-08-03 17:26:26 | MASTER-SAAO | (13h 21m 16.92s , -32d 54m 39.9s) | C | 60 | 19.5 | 19952 | 2021-08-03 17:27:45 | MASTER-SAAO | (13h 10m 59.33s , -34d 48m 44.5s) | C | 60 | 13.1 | 20031 | 2021-08-03 17:29:05 | MASTER-SAAO | (13h 20m 43.64s , -34d 48m 05.2s) | C | 60 | 19.5 | 20111 | 2021-08-03 17:30:25 | MASTER-SAAO | (13h 30m 58.79s , -31d 01m 33.3s) | C | 60 | 19.5 | 20191 | 2021-08-03 17:31:45 | MASTER-SAAO | (13h 40m 12.44s , -31d 02m 54.3s) | C | 60 | 19.5 | 20271 | 2021-08-03 17:33:04 | MASTER-SAAO | (13h 30m 11.17s , -36d 43m 57.3s) | C | 60 | 19.0 | 20350 | 2021-08-03 17:34:24 | MASTER-SAAO | (13h 40m 06.44s , -36d 42m 48.5s) | C | 60 | 19.4 | 20509 | 2021-08-03 17:37:03 | MASTER-SAAO | (13h 22m 28.39s , -31d 00m 59.8s) | C | 60 | 19.5 | 20669 | 2021-08-03 17:39:42 | MASTER-SAAO | (13h 21m 07.56s , -36d 43m 44.7s) | C | 60 | 19.5 | 21469 | 2021-08-03 17:53:03 | MASTER-SAAO | (13h 22m 29.88s , -30d 59m 18.2s) | C | 60 | 19.4 | 21628 | 2021-08-03 17:55:42 | MASTER-SAAO | (13h 21m 09.88s , -36d 43m 08.6s) | C | 60 | 19.5 | 22440 | 2021-08-03 18:09:14 | MASTER-SAAO | (13h 22m 30.84s , -30d 58m 59.6s) | C | 60 | 19.4 | 22600 | 2021-08-03 18:11:53 | MASTER-SAAO | (13h 21m 15.31s , -36d 40m 50.2s) | C | 60 | 19.4 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 4737 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 GRB210803.50 (trigger No 649684549,14h 34m 45.60s , -21d 22m 48.0s, R=1) errorbox 48997 sec after notice time and 49024 sec after trigger time at 2021-08-04 01:32:48 UT, with upper limit up to 19.5 mag. The observations began at zenith distance = 46 deg. The sun altitude is -45.3 deg. The galactic latitude b = 35 deg., longitude l = 333 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1679941 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 49114 | 2021-08-04 01:32:48 | MASTER-OAFA | (14h 25m 47.03s , -20d 18m 04.3s) | C | 180 | 19.4 | 49315 | 2021-08-04 01:36:09 | MASTER-OAFA | (14h 34m 10.87s , -20d 19m 16.2s) | C | 180 | 19.5 | 49515 | 2021-08-04 01:39:29 | MASTER-OAFA | (14h 25m 46.15s , -20d 18m 43.4s) | C | 180 | 19.4 | 49794 | 2021-08-04 01:44:08 | MASTER-OAFA | (14h 34m 13.10s , -20d 18m 57.2s) | C | 180 | 19.4 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 4738 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 GRB210803.50 (trigger No 649684549,14h 34m 45.60s , -21d 22m 48.0s, R=1) errorbox 48997 sec after notice time and 49024 sec after trigger time at 2021-08-04 01:32:48 UT, with upper limit up to 19.5 mag. The observations began at zenith distance = 46 deg. The sun altitude is -45.3 deg. The galactic latitude b = 35 deg., longitude l = 333 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1679941 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 49114 | 2021-08-04 01:32:48 | MASTER-OAFA | (14h 25m 47.03s , -20d 18m 04.3s) | C | 180 | 19.4 | 49315 | 2021-08-04 01:36:09 | MASTER-OAFA | (14h 34m 10.87s , -20d 19m 16.2s) | C | 180 | 19.5 | 49515 | 2021-08-04 01:39:29 | MASTER-OAFA | (14h 25m 46.15s , -20d 18m 43.4s) | C | 180 | 19.4 | 49794 | 2021-08-04 01:44:08 | MASTER-OAFA | (14h 34m 13.10s , -20d 18m 57.2s) | C | 180 | 19.4 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 4739 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 GRB210803.50 (trigger No 649684549,14h 34m 45.60s , -21d 22m 48.0s, R=1) errorbox 48997 sec after notice time and 49024 sec after trigger time at 2021-08-04 01:32:48 UT, with upper limit up to 19.5 mag. The observations began at zenith distance = 46 deg. The sun altitude is -45.3 deg. The galactic latitude b = 35 deg., longitude l = 333 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1679941 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 49114 | 2021-08-04 01:32:48 | MASTER-OAFA | (14h 25m 47.03s , -20d 18m 04.3s) | C | 180 | 19.4 | 49315 | 2021-08-04 01:36:09 | MASTER-OAFA | (14h 34m 10.87s , -20d 19m 16.2s) | C | 180 | 19.5 | 49515 | 2021-08-04 01:39:29 | MASTER-OAFA | (14h 25m 46.15s , -20d 18m 43.4s) | C | 180 | 19.4 | 49794 | 2021-08-04 01:44:08 | MASTER-OAFA | (14h 34m 13.10s , -20d 18m 57.2s) | C | 180 | 19.4 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 4740 TYPE = 35 DAYS = 1 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 GRB 210803A ( E. Bissaldi et al., GCN 30595) errorbox 48997 sec after notice time and 49024 sec after trigger time at 2021-08-04 01:32:48 UT, with upper limit up to 19.5 mag. The observations began at zenith distance = 46 deg. The sun altitude is -45.3 deg. The galactic latitude b = 35 deg., longitude l = 333 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1679947 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 49114 | 2021-08-04 01:32:48 | MASTER-OAFA | (14h 25m 47.03s , -20d 18m 04.3s) | C | 180 | 19.4 | 49315 | 2021-08-04 01:36:09 | MASTER-OAFA | (14h 34m 10.87s , -20d 19m 16.2s) | C | 180 | 19.5 | 49515 | 2021-08-04 01:39:29 | MASTER-OAFA | (14h 25m 46.15s , -20d 18m 43.4s) | C | 180 | 19.4 | 49794 | 2021-08-04 01:44:08 | MASTER-OAFA | (14h 34m 13.10s , -20d 18m 57.2s) | C | 180 | 19.4 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 4745 TYPE = 35 DAYS = 2 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 GRB 210803A ( E. Bissaldi et al., GCN 30595) errorbox 48997 sec after notice time and 49024 sec after trigger time at 2021-08-04 01:32:48 UT, with upper limit up to 19.5 mag. The observations began at zenith distance = 46 deg. The sun altitude is -45.3 deg. MASTER-SAAO robotic telescope located in South Africa (South African Astronomical Observatory) started inspect of the FERMI GRB 210803A errorbox 1 days 29559 sec after notice time and 1 days 29587 sec after trigger time at 2021-08-04 20:08:51 UT, with upper limit up to 19.6 mag. The observations began at zenith distance = 54 deg. The sun altitude is -51.8 deg. The galactic latitude b = 35 deg., longitude l = 333 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1679944 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 49114 | 2021-08-04 01:32:48 | MASTER-OAFA | (14h 25m 47.03s , -20d 18m 04.3s) | C | 180 | 19.4 | 49315 | 2021-08-04 01:36:09 | MASTER-OAFA | (14h 34m 10.87s , -20d 19m 16.2s) | C | 180 | 19.5 | 49515 | 2021-08-04 01:39:29 | MASTER-OAFA | (14h 25m 46.15s , -20d 18m 43.4s) | C | 180 | 19.4 | 49794 | 2021-08-04 01:44:08 | MASTER-OAFA | (14h 34m 13.10s , -20d 18m 57.2s) | C | 180 | 19.4 | 116077 | 2021-08-04 20:08:51 | MASTER-SAAO | (14h 26m 34.25s , -19d 35m 04.6s) | C | 180 | 19.5 | 116597 | 2021-08-04 20:17:31 | MASTER-SAAO | (14h 26m 29.19s , -19d 33m 07.9s) | C | 180 | 19.4 | 116797 | 2021-08-04 20:20:51 | MASTER-SAAO | (14h 35m 04.53s , -19d 34m 29.8s) | C | 180 | 19.6 | 117197 | 2021-08-04 20:27:31 | MASTER-SAAO | (14h 35m 01.24s , -19d 33m 21.3s) | C | 180 | 19.5 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited.
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