TITLE: GCN CIRCULAR NUMBER: 27370 SUBJECT: Fermi trigger No 605632577: Global MASTER-Net observations report DATE: 20/03/12 04:15:19 GMT FROM: Vladimir Lipunov at Moscow State U/Krylov Obs V. Lipunov, E. Gorbovskoy, V.Kornilov, N.Tyurina, P.Balanutsa, A.Kuznetsov, F.Balakin, V.Vladimirov, D. Vlasenko, I.Gorbunov, D.Zimnukhov, V.Senik, T.Pogrosheva, D.Kuvshinov, D. Cheryasov (Lomonosov Moscow State University, SAI, Physics Department), R. Podesta, C.Lopez, F. Podesta, C.Francile (Observatorio Astronomico Felix Aguilar OAFA), H.Levato (Instituto de Ciencias Astronomicas, de la Tierra y del Espacio ICATE), R. Rebolo, M. Serra (The Instituto de Astrofisica de Canarias), D. Buckley (South African Astronomical Observatory), O.A. Gres, N.M. Budnev, O.Ershova (Irkutsk State University, API), A. Tlatov, D. Dormidontov (Kislovodsk Solar Station of the Pulkovo Observatory), V. Yurkov, A. Gabovich, Yu. Sergienko (Blagoveschensk Educational State University) 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 200311A ( Fermi GBM team, GCN 27363) errorbox 30385 sec after trigger time at 2020-03-11 23:42:38 UT, with upper limit up to 17.9 mag. Observations started at twilight. The observations began at zenith distance = 76 deg. The sun altitude is -10.6 deg. MASTER-IAC robotic telescope located in Spain (IAC Teide Observatory) started inspect of the Fermi GRB 200311A errorbox 39226 sec after trigger time at 2020-03-12 02:09:59 UT, with upper limit up to 16.7 mag. The observations began at zenith distance = 79 deg. The sun altitude is -61.8 deg. The galactic latitude b = 12 deg., longitude l = 311 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1311002 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 30416 | 2020-03-11 23:42:38 | MASTER-OAFA | (13h 33m 58.49s , -49d 55m 05.7s) | C | 60 | 14.5 | 30781 | 2020-03-11 23:48:43 | MASTER-OAFA | (13h 33m 50.99s , -49d 54m 03.4s) | C | 60 | 15.4 | 30874 | 2020-03-11 23:50:17 | MASTER-OAFA | (13h 46m 37.64s , -49d 54m 28.4s) | C | 60 | 15.7 | 30965 | 2020-03-11 23:51:48 | MASTER-OAFA | (13h 25m 57.05s , -47d 55m 01.5s) | C | 60 | 16.0 | 31058 | 2020-03-11 23:53:20 | MASTER-OAFA | (13h 37m 43.69s , -47d 55m 58.6s) | C | 60 | 15.6 | 31240 | 2020-03-11 23:56:23 | MASTER-OAFA | (13h 31m 03.43s , -51d 54m 32.2s) | C | 60 | 16.7 | 31423 | 2020-03-11 23:59:25 | MASTER-OAFA | (13h 21m 40.70s , -49d 53m 46.7s) | C | 60 | 17.0 | 31515 | 2020-03-12 00:00:58 | MASTER-OAFA | (13h 46m 16.75s , -49d 54m 16.0s) | C | 60 | 16.3 | 31614 | 2020-03-12 00:02:36 | MASTER-OAFA | (13h 37m 59.02s , -47d 54m 07.6s) | C | 60 | 17.0 | 31705 | 2020-03-12 00:04:08 | MASTER-OAFA | (13h 31m 01.12s , -51d 54m 57.3s) | C | 60 | 17.4 | 31796 | 2020-03-12 00:05:39 | MASTER-OAFA | (13h 21m 45.26s , -49d 54m 46.0s) | C | 60 | 17.6 | 31887 | 2020-03-12 00:07:10 | MASTER-OAFA | (13h 44m 02.54s , -51d 55m 02.3s) | C | 60 | 17.5 | 31979 | 2020-03-12 00:08:41 | MASTER-OAFA | (13h 49m 49.11s , -47d 54m 17.3s) | C | 60 | 17.5 | 32252 | 2020-03-12 00:13:15 | MASTER-OAFA | (13h 44m 02.79s , -51d 53m 12.0s) | C | 60 | 17.8 | 32440 | 2020-03-12 00:16:22 | MASTER-OAFA | (13h 49m 55.52s , -47d 53m 33.4s) | C | 60 | 17.9 | 39256 | 2020-03-12 02:09:59 | MASTER-IAC | (13h 21m 25.21s , -49d 54m 32.2s) | C | 60 | 16.7 | 39861 | 2020-03-12 02:20:04 | MASTER-IAC | (13h 21m 22.67s , -49d 54m 43.2s) | C | 60 | 16.7 | 41037 | 2020-03-12 02:39:39 | MASTER- | (13h 45m 21.20s , -49d 52m 09.1s) | C | 60 | 17.1 | 41037 | 2020-03-12 02:39:39 | MASTER- | (13h 34m 14.56s , -49d 53m 01.5s) | C | 60 | 17.3 | 41130 | 2020-03-12 02:41:12 | MASTER- | (13h 36m 48.75s , -47d 53m 11.9s) | C | 60 | 15.7 | 41130 | 2020-03-12 02:41:12 | MASTER- | (13h 26m 08.50s , -47d 54m 05.6s) | C | 60 | 15.6 | 41222 | 2020-03-12 02:42:44 | MASTER- | (13h 29m 49.21s , -51d 53m 59.9s) | C | 60 | 18.3 | 41315 | 2020-03-12 02:44:17 | MASTER- | (13h 44m 16.14s , -51d 54m 56.8s) | C | 60 | 16.7 | 41407 | 2020-03-12 02:45:49 | MASTER- | (13h 45m 22.86s , -49d 52m 17.4s) | C | 60 | 16.1 | 41407 | 2020-03-12 02:45:49 | MASTER- | (13h 34m 17.05s , -49d 53m 07.7s) | C | 60 | 16.4 | 41499 | 2020-03-12 02:47:22 | MASTER- | (13h 26m 05.07s , -47d 54m 54.6s) | C | 60 | 13.5 | 41500 | 2020-03-12 02:47:22 | MASTER- | (13h 36m 45.10s , -47d 54m 02.3s) | C | 60 | 13.8 | 41592 | 2020-03-12 02:48:54 | MASTER- | (13h 29m 54.43s , -51d 52m 21.2s) | C | 60 | 17.4 | 41685 | 2020-03-12 02:50:27 | MASTER- | (13h 44m 09.15s , -51d 54m 02.6s) | C | 60 | 18.0 | 41777 | 2020-03-12 02:52:00 | MASTER- | (13h 49m 56.03s , -47d 53m 15.9s) | C | 60 | 16.7 | 42147 | 2020-03-12 02:58:10 | MASTER- | (13h 49m 57.70s , -47d 53m 23.4s) | C | 60 | 15.5 | 43079 | 2020-03-12 03:13:41 | MASTER- | (13h 20m 33.19s , -49d 52m 24.0s) | C | 60 | 16.5 | 43634 | 2020-03-12 03:22:56 | MASTER- | (13h 20m 30.39s , -49d 52m 30.0s) | C | 60 | 16.1 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited.