[vsnet-grb-info 40685] SVOM GRB251108.54: Global MASTER-Net observations report
TITLE: GCN CIRCULAR NUMBER: 42622 SUBJECT: SVOM GRB251108.54: Global MASTER-Net observations report DATE: 25/11/08 13:42:25 GMT FROM: Vladimir Lipunov at Moscow State U/Krylov Obs <lipunov@xray.sai.msu.ru> V.Lipunov, E.Gorbovskoy, A.Kuznetsov, K.Zhirkov, I.Panchenko, N.Tiurina, P.Balanutsa, V.Topolev, D.Vlasenko, G.Antipov, A.Sankovich, Yu.Tselik, Ya.Kechin, V.Senik, A.Chasovnikov, K.Labsina, I. Gorbunov (Lomonosov MSU), O.Gress, N.Budnev (ISU), C.Francile, F. Podesta, R.Podesta, E. Gonzalez (Observatorio Astronomico Felix Aguilar (OAFA), A. Tlatov, D. Dormidontov (Kislovodsk Solar Station of the Pulkovo Observatory), A.Sosnovskij (CrAO), A. Gabovich, V.Yurkov (Blagoveschensk Educational StateUniversity), D.Buckley (SAAO), R.Rebolo (The Instituto de Astrofisica de Canarias), L.Carrasco, J.R.Valdes, V.Chavushyan, V.M.Patino Alvarez, J.Martinez, A.R.Corella, L.H.Rodriguez (INAOE, Guillermo Haro Astrophysics Observatory) MASTER-Tunka robotic telescope [1] located in Russia (Applied Physics Institute, Irkutsk State University) started inspect of the SVOM GRB251108.54 (trigger No 1762606617,10h 51m 27.41s , +61d 22m 00.5s, R=1) errorbox 27 sec after notice time and 57 sec after trigger time at 2025-11-08 12:57:54 UT, with upper limit up to 14.6 mag. The observations began at zenith distance = 67 deg. The sun altitude is -32.8 deg. The galactic latitude b = 51 deg., longitude l = 145 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=3035823 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 63 | 2025-11-08 12:57:54 | MASTER-Tunka | (10h 52m 29.63s , +61d 58m 59.2s) | P- | 10 | 13.2 | 63 | 2025-11-08 12:57:54 | MASTER- | (10h 51m 53.18s , +62d 04m 17.1s) | C | 10 | 17.1 | 86 | 2025-11-08 12:58:13 | MASTER-Tunka | (10h 52m 29.56s , +61d 59m 00.9s) | P- | 20 | 14.0 | 86 | 2025-11-08 12:58:13 | MASTER- | (10h 51m 53.22s , +62d 04m 17.9s) | C | 20 | 17.3 | 110 | 2025-11-08 12:58:37 | MASTER-Tunka | (10h 52m 29.57s , +61d 59m 01.1s) | P- | 20 | 13.6 | 110 | 2025-11-08 12:58:37 | MASTER- | (10h 51m 53.24s , +62d 04m 18.4s) | C | 20 | 17.5 | 134 | 2025-11-08 12:59:00 | MASTER-Tunka | (10h 52m 29.60s , +61d 59m 02.1s) | P- | 20 | 13.8 | 134 | 2025-11-08 12:59:00 | MASTER- | (10h 51m 53.20s , +62d 04m 19.3s) | C | 20 | 17.4 | 162 | 2025-11-08 12:59:24 | MASTER-Tunka | (10h 52m 29.47s , +61d 59m 03.0s) | P- | 30 | 13.8 | 162 | 2025-11-08 12:59:24 | MASTER- | (10h 51m 53.19s , +62d 04m 19.8s) | C | 30 | 17.6 | 201 | 2025-11-08 12:59:57 | MASTER-Tunka | (10h 52m 29.45s , +61d 59m 03.8s) | P- | 40 | 14.1 | 201 | 2025-11-08 12:59:57 | MASTER- | (10h 51m 53.15s , +62d 04m 20.3s) | C | 40 | 17.7 | 245 | 2025-11-08 13:00:42 | MASTER-Tunka | (10h 52m 29.33s , +61d 59m 05.0s) | P- | 40 | 13.8 | 245 | 2025-11-08 13:00:42 | MASTER- | (10h 51m 53.04s , +62d 04m 21.0s) | C | 40 | 17.5 | 293 | 2025-11-08 13:01:25 | MASTER-Tunka | (10h 52m 29.39s , +61d 59m 06.3s) | P- | 50 | 14.0 | 293 | 2025-11-08 13:01:25 | MASTER- | (10h 51m 53.02s , +62d 04m 22.7s) | C | 50 | 18.0 | 352 | 2025-11-08 13:02:18 | MASTER-Tunka | (10h 52m 29.17s , +61d 59m 07.7s) | P- | 60 | 14.1 | 352 | 2025-11-08 13:02:18 | MASTER- | (10h 51m 52.87s , +62d 04m 24.3s) | C | 60 | 17.7 | 416 | 2025-11-08 13:03:22 | MASTER-Tunka | (10h 52m 29.04s , +61d 59m 09.2s) | P- | 60 | 14.1 | 416 | 2025-11-08 13:03:22 | MASTER- | (10h 51m 52.69s , +62d 04m 26.3s) | C | 60 | 17.8 | 479 | 2025-11-08 13:04:26 | MASTER-Tunka | (10h 52m 28.87s , +61d 59m 10.6s) | P- | 60 | 14.1 | 479 | 2025-11-08 13:04:26 | MASTER- | (10h 51m 52.49s , +62d 04m 27.9s) | C | 60 | 17.8 | 543 | 2025-11-08 13:05:29 | MASTER-Tunka | (10h 52m 28.81s , +61d 59m 12.1s) | P- | 60 | 14.0 | 543 | 2025-11-08 13:05:30 | MASTER- | (10h 51m 52.28s , +62d 04m 29.4s) | C | 60 | 17.7 | 606 | 2025-11-08 13:06:33 | MASTER-Tunka | (10h 52m 28.72s , +61d 59m 13.7s) | P- | 60 | 14.0 | 606 | 2025-11-08 13:06:33 | MASTER- | (10h 51m 52.11s , +62d 04m 31.4s) | C | 60 | 17.6 | 670 | 2025-11-08 13:07:37 | MASTER-Tunka | (10h 52m 28.53s , +61d 59m 15.6s) | P- | 60 | 14.1 | 670 | 2025-11-08 13:07:37 | MASTER- | (10h 51m 51.90s , +62d 04m 32.7s) | C | 60 | 17.7 | 733 | 2025-11-08 13:08:40 | MASTER-Tunka | (10h 52m 28.39s , +61d 59m 18.2s) | P- | 60 | 14.0 | 733 | 2025-11-08 13:08:40 | MASTER- | (10h 51m 51.73s , +62d 04m 35.2s) | C | 60 | 17.7 | 797 | 2025-11-08 13:09:43 | MASTER-Tunka | (10h 52m 28.30s , +61d 59m 20.7s) | P- | 60 | 14.0 | 797 | 2025-11-08 13:09:43 | MASTER- | (10h 51m 51.55s , +62d 04m 37.6s) | C | 60 | 17.7 | 860 | 2025-11-08 13:10:46 | MASTER-Tunka | (10h 52m 28.10s , +61d 59m 22.2s) | P- | 60 | 13.9 | 860 | 2025-11-08 13:10:46 | MASTER- | (10h 51m 51.36s , +62d 04m 39.4s) | C | 60 | 17.6 | 924 | 2025-11-08 13:11:50 | MASTER-Tunka | (10h 52m 28.06s , +61d 59m 24.0s) | P- | 60 | 13.8 | 924 | 2025-11-08 13:11:50 | MASTER- | (10h 51m 51.13s , +62d 04m 41.3s) | C | 60 | 17.6 | 987 | 2025-11-08 13:12:53 | MASTER-Tunka | (10h 52m 27.80s , +61d 59m 25.9s) | P- | 60 | 13.9 | 987 | 2025-11-08 13:12:53 | MASTER- | (10h 51m 50.91s , +62d 04m 43.6s) | C | 60 | 17.7 | 1050 | 2025-11-08 13:13:57 | MASTER-Tunka | (10h 52m 27.59s , +61d 59m 28.2s) | P- | 60 | 14.0 | 1050 | 2025-11-08 13:13:57 | MASTER- | (10h 51m 50.72s , +62d 04m 45.4s) | C | 60 | 17.7 | 1114 | 2025-11-08 13:15:00 | MASTER-Tunka | (10h 52m 27.52s , +61d 59m 30.2s) | P- | 60 | 13.7 | 1114 | 2025-11-08 13:15:01 | MASTER- | (10h 51m 50.53s , +62d 04m 47.7s) | C | 60 | 17.7 | 1177 | 2025-11-08 13:16:04 | MASTER-Tunka | (10h 52m 27.42s , +61d 59m 31.9s) | P- | 60 | 13.5 | 1177 | 2025-11-08 13:16:04 | MASTER- | (10h 51m 50.36s , +62d 04m 49.5s) | C | 60 | 17.7 | 1241 | 2025-11-08 13:17:07 | MASTER-Tunka | (10h 52m 27.22s , +61d 59m 33.3s) | P- | 60 | 14.0 | 1241 | 2025-11-08 13:17:07 | MASTER- | (10h 51m 50.27s , +62d 04m 50.8s) | C | 60 | 17.6 | 1304 | 2025-11-08 13:18:11 | MASTER-Tunka | (10h 52m 27.00s , +61d 59m 34.6s) | P- | 60 | 14.0 | 1304 | 2025-11-08 13:18:11 | MASTER- | (10h 51m 50.06s , +62d 04m 52.4s) | C | 60 | 17.6 | 1368 | 2025-11-08 13:19:14 | MASTER-Tunka | (10h 52m 26.80s , +61d 59m 36.0s) | P- | 60 | 14.0 | 1368 | 2025-11-08 13:19:14 | MASTER- | (10h 51m 49.88s , +62d 04m 54.2s) | C | 60 | 17.6 | 1431 | 2025-11-08 13:20:18 | MASTER-Tunka | (10h 52m 26.66s , +61d 59m 37.8s) | P- | 60 | 14.0 | 1431 | 2025-11-08 13:20:18 | MASTER- | (10h 51m 49.72s , +62d 04m 56.1s) | C | 60 | 17.7 | 1495 | 2025-11-08 13:21:21 | MASTER-Tunka | (10h 52m 26.53s , +61d 59m 40.5s) | P- | 60 | 14.0 | 1495 | 2025-11-08 13:21:22 | MASTER- | (10h 51m 49.55s , +62d 04m 57.7s) | C | 60 | 17.6 | 1559 | 2025-11-08 13:22:25 | MASTER-Tunka | (10h 52m 26.30s , +61d 59m 41.9s) | P- | 60 | 14.0 | 1559 | 2025-11-08 13:22:25 | MASTER- | (10h 51m 49.37s , +62d 04m 59.7s) | C | 60 | 17.6 | 1622 | 2025-11-08 13:23:28 | MASTER-Tunka | (10h 52m 25.91s , +61d 59m 40.4s) | P- | 60 | 14.4 | 1622 | 2025-11-08 13:23:28 | MASTER- | (10h 51m 49.17s , +62d 05m 01.6s) | C | 60 | 17.5 | 1685 | 2025-11-08 13:24:32 | MASTER-Tunka | (10h 52m 26.42s , +61d 59m 43.8s) | P- | 60 | 14.3 | 1685 | 2025-11-08 13:24:32 | MASTER- | (10h 51m 48.97s , +62d 05m 03.7s) | C | 60 | 17.5 | 1749 | 2025-11-08 13:25:35 | MASTER-Tunka | (10h 52m 25.94s , +61d 59m 48.0s) | P- | 60 | 13.3 | 1749 | 2025-11-08 13:25:35 | MASTER- | (10h 51m 48.81s , +62d 05m 05.5s) | C | 60 | 17.6 | 1812 | 2025-11-08 13:26:39 | MASTER-Tunka | (10h 52m 25.57s , +61d 59m 48.7s) | P- | 60 | 13.8 | 1812 | 2025-11-08 13:26:39 | MASTER- | (10h 51m 48.58s , +62d 05m 07.2s) | C | 60 | 17.5 | 1876 | 2025-11-08 13:27:42 | MASTER-Tunka | (10h 52m 25.27s , +61d 59m 47.8s) | P- | 60 | 14.5 | 1876 | 2025-11-08 13:27:42 | MASTER- | (10h 51m 48.42s , +62d 05m 09.3s) | C | 60 | 17.6 | 1939 | 2025-11-08 13:28:45 | MASTER- | (10h 51m 48.26s , +62d 05m 11.4s) | C | 60 | 17.7 | 2003 | 2025-11-08 13:29:49 | MASTER-Tunka | (10h 52m 25.20s , +61d 59m 52.2s) | P- | 60 | 14.4 | 2003 | 2025-11-08 13:29:49 | MASTER- | (10h 51m 48.10s , +62d 05m 13.2s) | C | 60 | 17.6 | 2066 | 2025-11-08 13:30:53 | MASTER-Tunka | (10h 52m 25.03s , +61d 59m 53.5s) | P- | 60 | 14.4 | 2066 | 2025-11-08 13:30:53 | MASTER- | (10h 51m 47.91s , +62d 05m 15.6s) | C | 60 | 17.7 | 2129 | 2025-11-08 13:31:56 | MASTER-Tunka | (10h 52m 24.92s , +61d 59m 55.3s) | P- | 60 | 14.6 | 2129 | 2025-11-08 13:31:56 | MASTER- | (10h 51m 47.74s , +62d 05m 17.5s) | C | 60 | 17.8 | 2193 | 2025-11-08 13:32:59 | MASTER-Tunka | (10h 52m 24.62s , +61d 59m 58.2s) | P- | 60 | 14.6 | 2193 | 2025-11-08 13:32:59 | MASTER- | (10h 51m 47.50s , +62d 05m 19.7s) | C | 60 | 17.6 | 2256 | 2025-11-08 13:34:03 | MASTER-Tunka | (10h 52m 24.02s , +62d 00m 01.1s) | P- | 60 | 14.4 | 2256 | 2025-11-08 13:34:03 | MASTER- | (10h 51m 47.34s , +62d 05m 21.5s) | C | 60 | 17.7 | 2320 | 2025-11-08 13:35:06 | MASTER-Tunka | (10h 52m 24.16s , +62d 00m 04.2s) | P- | 60 | 14.0 | 2320 | 2025-11-08 13:35:06 | MASTER- | (10h 51m 47.12s , +62d 05m 22.9s) | C | 60 | 17.5 | 2383 | 2025-11-08 13:36:10 | MASTER-Tunka | (10h 52m 23.83s , +62d 00m 02.5s) | P- | 60 | 14.5 | 2383 | 2025-11-08 13:36:10 | MASTER- | (10h 51m 46.92s , +62d 05m 24.8s) | C | 60 | 17.7 | 2447 | 2025-11-08 13:37:13 | MASTER-Tunka | (10h 52m 23.41s , +62d 00m 06.4s) | P- | 60 | 14.4 | 2447 | 2025-11-08 13:37:13 | MASTER- | (10h 51m 46.70s , +62d 05m 26.9s) | C | 60 | 17.5 | 2510 | 2025-11-08 13:38:16 | MASTER-Tunka | (10h 52m 23.82s , +62d 00m 07.0s) | P- | 60 | 14.4 | 2510 | 2025-11-08 13:38:16 | MASTER- | (10h 51m 46.49s , +62d 05m 28.5s) | C | 60 | 17.5 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. [1] - V.M. Lipunov, V.G. Kornilov, E.S. Gorbovskoy, N.A. Tiurina & A.S.Kuznetsov, 2023, Astronomical Robotic Networks and Operative Multichanel Astrophysics, Lomonosov MSU PRESS, 591pp. http : // www.pereplet.ru/lipunov/625.html View this GCN Circular online at https://gcn.nasa.gov/circulars/42622. --- To unsubscribe, open this link in a web browser: https://gcn.nasa.gov/unsubscribe/eyJhbGciOiJIUzI1NiJ9.eyJlbWFpbCI6InZzbmV0LW...
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