IceCube Alert 230524.47: 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 IceCube Alert 230524.47 (trigger No 11526243,21h 16m 02.16s , +02d 57m 32.4s, R=1.12) errorbox 46133 sec after notice time and 46181 sec after trigger time at 2023-05-24 23:59:17 UT, with upper limit up to 20.1 mag. The observations began at zenith distance = 62 deg. The sun altitude is -68.2 deg. The galactic latitude b = -30 deg., longitude l = 55 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=2219004 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 46271 | 2023-05-24 23:59:17 | MASTER-SAAO | (21h 05m 12.01s , +02d 17m 31.9s) | C | 180 | 19.0 | 46451 | 2023-05-24 23:59:17 | MASTER-SAAO | (21h 05m 12.01s , +02d 17m 31.9s) | C | 540 | 20.0 | Coadd 46271 | 2023-05-24 23:59:17 | MASTER-SAAO | (21h 04m 24.13s , +02d 17m 57.8s) | C | 180 | 19.1 | 46451 | 2023-05-24 23:59:17 | MASTER-SAAO | (21h 04m 24.13s , +02d 17m 57.8s) | C | 540 | 20.0 | Coadd 46492 | 2023-05-25 00:02:57 | MASTER-SAAO | (21h 05m 09.15s , +02d 18m 40.8s) | C | 180 | 19.6 | 46492 | 2023-05-25 00:02:57 | MASTER-SAAO | (21h 04m 21.21s , +02d 19m 04.9s) | C | 180 | 19.5 | 46697 | 2023-05-25 00:06:23 | MASTER-SAAO | (21h 05m 09.15s , +02d 17m 39.5s) | C | 180 | 19.5 | 46697 | 2023-05-25 00:06:23 | MASTER-SAAO | (21h 04m 21.15s , +02d 18m 03.5s) | C | 180 | 19.3 | 46909 | 2023-05-25 00:09:54 | MASTER-SAAO | (21h 16m 06.41s , +04d 49m 49.5s) | C | 180 | 19.5 | 47089 | 2023-05-25 00:09:54 | MASTER-SAAO | (21h 16m 06.43s , +04d 49m 49.4s) | C | 540 | 20.1 | Coadd 46909 | 2023-05-25 00:09:54 | MASTER-SAAO | (21h 15m 18.55s , +04d 50m 16.3s) | C | 180 | 19.4 | 47089 | 2023-05-25 00:09:54 | MASTER-SAAO | (21h 15m 18.57s , +04d 50m 16.3s) | C | 540 | 19.9 | Coadd 47119 | 2023-05-25 00:13:25 | MASTER-SAAO | (21h 15m 58.74s , +04d 49m 13.0s) | C | 180 | 19.5 | 47119 | 2023-05-25 00:13:25 | MASTER-SAAO | (21h 15m 10.93s , +04d 49m 38.4s) | C | 180 | 19.4 | 47330 | 2023-05-25 00:16:56 | MASTER-SAAO | (21h 15m 59.23s , +04d 50m 11.0s) | C | 180 | 19.2 | 47330 | 2023-05-25 00:16:56 | MASTER-SAAO | (21h 15m 11.27s , +04d 50m 37.0s) | C | 180 | 19.0 | 47542 | 2023-05-25 00:20:27 | MASTER-SAAO | (21h 16m 59.92s , -00d 00m 32.3s) | C | 180 | 19.5 | 47722 | 2023-05-25 00:20:27 | MASTER-SAAO | (21h 16m 59.93s , -00d 00m 32.3s) | C | 540 | 20.1 | Coadd 47542 | 2023-05-25 00:20:27 | MASTER-SAAO | (21h 16m 11.91s , -00d 00m 06.3s) | C | 180 | 19.4 | 47722 | 2023-05-25 00:20:27 | MASTER-SAAO | (21h 16m 11.92s , -00d 00m 06.3s) | C | 540 | 20.0 | Coadd 47753 | 2023-05-25 00:23:59 | MASTER-SAAO | (21h 16m 06.06s , -00d 01m 06.7s) | C | 180 | 19.4 | 47753 | 2023-05-25 00:23:59 | MASTER-SAAO | (21h 16m 54.07s , -00d 01m 33.0s) | C | 180 | 19.5 | 47965 | 2023-05-25 00:27:31 | MASTER-SAAO | (21h 17m 00.90s , -00d 01m 26.3s) | C | 180 | 19.4 | 47965 | 2023-05-25 00:27:31 | MASTER-SAAO | (21h 16m 12.82s , -00d 00m 59.8s) | C | 180 | 19.2 | 48816 | 2023-05-25 00:41:42 | MASTER-SAAO | (21h 24m 08.69s , +04d 27m 32.1s) | C | 180 | 19.2 | 48996 | 2023-05-25 00:41:42 | MASTER-SAAO | (21h 24m 08.67s , +04d 27m 32.1s) | C | 540 | 20.0 | Coadd 48816 | 2023-05-25 00:41:42 | MASTER-SAAO | (21h 23m 20.63s , +04d 28m 00.9s) | C | 180 | 19.2 | 48996 | 2023-05-25 00:41:42 | MASTER-SAAO | (21h 23m 20.62s , +04d 28m 00.9s) | C | 540 | 19.9 | Coadd 49029 | 2023-05-25 00:45:15 | MASTER-SAAO | (21h 24m 08.32s , +04d 28m 32.4s) | C | 180 | 19.3 | 49029 | 2023-05-25 00:45:15 | MASTER-SAAO | (21h 23m 20.18s , +04d 29m 01.1s) | C | 180 | 19.2 | 49241 | 2023-05-25 00:48:47 | MASTER-SAAO | (21h 24m 14.10s , +04d 27m 32.3s) | C | 180 | 19.1 | 49241 | 2023-05-25 00:48:47 | MASTER-SAAO | (21h 23m 25.87s , +04d 28m 01.6s) | C | 180 | 19.1 | 49451 | 2023-05-25 00:52:17 | MASTER-SAAO | (21h 22m 22.89s , +05d 20m 21.5s) | C | 180 | 19.4 | 49631 | 2023-05-25 00:52:17 | MASTER-SAAO | (21h 22m 22.90s , +05d 20m 21.5s) | C | 540 | 20.1 | Coadd 49451 | 2023-05-25 00:52:17 | MASTER-SAAO | (21h 21m 34.55s , +05d 20m 51.0s) | C | 180 | 19.3 | 49631 | 2023-05-25 00:52:17 | MASTER-SAAO | (21h 21m 34.56s , +05d 20m 51.0s) | C | 540 | 20.0 | Coadd 49662 | 2023-05-25 00:55:48 | MASTER-SAAO | (21h 22m 30.22s , +05d 20m 46.5s) | C | 180 | 19.1 | 49662 | 2023-05-25 00:55:48 | MASTER-SAAO | (21h 21m 41.79s , +05d 21m 15.9s) | C | 180 | 19.0 | 49875 | 2023-05-25 00:59:21 | MASTER-SAAO | (21h 22m 26.62s , +05d 22m 15.4s) | C | 180 | 19.4 | 49875 | 2023-05-25 00:59:21 | MASTER-SAAO | (21h 21m 38.15s , +05d 22m 45.3s) | C | 180 | 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:
- May 2023
- Bibcode:
- 2023GCN.33873....1L