Fermi GRB 240305A: Global MASTER-Net observations report
Abstract
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 240305A ( Fermi GBM team, GCN 35869) errorbox 1 days 30310 sec after notice time and 1 days 30342 sec after trigger time at 2024-03-06 18:15:03 UT, with upper limit up to 19.4 mag. Observations started at twilight. The observations began at zenith distance = 55 deg. The sun altitude is -14.9 deg. The galactic latitude b = -74 deg., longitude l = 279 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=2391924 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 116772 | 2024-03-06 18:15:03 | MASTER-SAAO | (01h 52m 23.63s , -44d 32m 26.3s) | C | 60 | 13.7 | 117330 | 2024-03-06 18:24:20 | MASTER-SAAO | (01h 23m 00.92s , -38d 48m 51.7s) | C | 60 | 12.3 | 118229 | 2024-03-06 18:39:19 | MASTER-SAAO | (01h 36m 10.23s , -42d 27m 04.8s) | C | 60 | 13.2 | 118229 | 2024-03-06 18:39:19 | MASTER-SAAO | (01h 42m 50.95s , -42d 39m 23.8s) | C | 60 | 15.1 | 118309 | 2024-03-06 18:40:39 | MASTER-SAAO | (01h 30m 42.38s , -38d 40m 29.4s) | C | 60 | 14.5 | 118309 | 2024-03-06 18:40:39 | MASTER-SAAO | (01h 37m 00.55s , -38d 52m 46.6s) | C | 60 | 13.7 | 118388 | 2024-03-06 18:41:59 | MASTER-SAAO | (01h 20m 49.84s , -46d 15m 01.5s) | C | 60 | 16.2 | 118388 | 2024-03-06 18:41:59 | MASTER-SAAO | (01h 27m 56.71s , -46d 27m 27.1s) | C | 60 | 15.7 | 118468 | 2024-03-06 18:43:19 | MASTER-SAAO | (00h 54m 49.20s , -42d 27m 18.8s) | C | 60 | 17.2 | 118468 | 2024-03-06 18:43:19 | MASTER-SAAO | (01h 01m 28.21s , -42d 39m 44.6s) | C | 60 | 15.0 | 118548 | 2024-03-06 18:44:38 | MASTER-SAAO | (01h 39m 17.93s , -44d 20m 50.7s) | C | 60 | 15.4 | 118548 | 2024-03-06 18:44:38 | MASTER-SAAO | (01h 46m 10.88s , -44d 33m 13.0s) | C | 60 | 15.3 | 118627 | 2024-03-06 18:45:58 | MASTER-SAAO | (00h 56m 45.33s , -44d 21m 16.1s) | C | 60 | 18.3 | 118627 | 2024-03-06 18:45:58 | MASTER-SAAO | (01h 03m 37.12s , -44d 33m 43.9s) | C | 60 | 18.3 | 118707 | 2024-03-06 18:47:18 | MASTER-SAAO | (00h 53m 11.03s , -40d 34m 12.1s) | C | 60 | 19.2 | 118707 | 2024-03-06 18:47:18 | MASTER-SAAO | (00h 59m 38.30s , -40d 46m 36.9s) | C | 60 | 19.4 | 118787 | 2024-03-06 18:48:38 | MASTER-SAAO | (01h 15m 34.39s , -42d 28m 26.0s) | C | 60 | 19.4 | 118787 | 2024-03-06 18:48:38 | MASTER-SAAO | (01h 22m 13.76s , -42d 40m 50.0s) | C | 60 | 19.3 | 118866 | 2024-03-06 18:49:57 | MASTER-SAAO | (01h 13m 16.50s , -40d 32m 48.9s) | C | 60 | 19.3 | 118866 | 2024-03-06 18:49:57 | MASTER-SAAO | (01h 19m 43.99s , -40d 45m 11.2s) | C | 60 | 19.3 | 118946 | 2024-03-06 18:51:17 | MASTER-SAAO | (01h 18m 00.60s , -44d 22m 20.9s) | C | 60 | 19.4 | 118946 | 2024-03-06 18:51:17 | MASTER-SAAO | (01h 24m 52.76s , -44d 34m 46.7s) | C | 60 | 19.4 | 119026 | 2024-03-06 18:52:37 | MASTER-SAAO | (01h 33m 22.27s , -40d 32m 35.9s) | C | 60 | 19.3 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited.
- Publication:
-
GRB Coordinates Network
- Pub Date:
- March 2024
- Bibcode:
- 2024GCN.35890....1L