TITLE: GCN CIRCULAR NUMBER: 31462 SUBJECT: Fermi trigger No 663967527: Global MASTER-Net observations report DATE: 22/01/16 08:30:55 GMT FROM: Vladimir Lipunov at Moscow State U/Krylov Obs V. Lipunov, V.Kornilov, E.Gorbovskoy, K.Zhirkov, N.Tyurina, P.Balanutsa, A.Kuznetsov, D. Vlasenko, G.Antipov, D.Zimnukhov, V.Senik, T.Pogrosheva, E.Minkina, A.Chasovnikov, V.Topolev, V.Grinshpun, D.Kuvshinov, D. Cheryasov (Lomonosov Moscow State University, SAI, Physics Department), R. Podesta, C.Lopez, F. Podesta, C.Francile (Observatorio Astronomico Felix Aguilar OAFA), R. Rebolo, M. Serra (The Instituto de Astrofisica de Canarias), D. Buckley (South African Astronomical Observatory), O.A. Gres, N.M. Budnev (Irkutsk State University, API), B.L.Carrasco, J.R.Valdes,V.Chavushyan, C.J.Martinez, V.M.Patino Alvarez, M.L.H.Rodriguez (INAOE, OAGH) A. Tlatov, D. Dormidontov (Kislovodsk Solar Station of the Pulkovo Observatory), A. Gabovich, V.Yurkov (Blagoveschensk Educational State University) MASTER-IAC robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in Spain (IAC Teide Observatory) started inspect of the Fermi GRB220115.81 (trigger No 663967527,20h 17m 36.00s , +29d 49m 01.2s, R=28.35) errorbox 38636 sec after notice time and 38663 sec after trigger time at 2022-01-16 06:09:45 UT, with upper limit up to 17.0 mag. The observations began at zenith distance = 78 deg. The sun altitude is -23.0 deg. The galactic latitude b = -4 deg., longitude l = 69 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1850754 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 38693 | 2022-01-16 06:09:45 | MASTER-IAC | (18h 46m 01.36s , +25d 54m 40.1s) | C | 60 | 16.5 | 38853 | 2022-01-16 06:12:25 | MASTER-IAC | (18h 29m 31.20s , +22d 07m 49.6s) | C | 60 | 16.8 | 38933 | 2022-01-16 06:13:45 | MASTER-IAC | (18h 45m 19.70s , +24d 02m 15.2s) | C | 60 | 16.5 | 39173 | 2022-01-16 06:17:45 | MASTER-IAC | (18h 46m 01.49s , +22d 06m 36.1s) | C | 60 | 16.6 | 39253 | 2022-01-16 06:19:05 | MASTER-IAC | (18h 28m 44.63s , +24d 02m 30.4s) | C | 60 | 17.0 | 39253 | 2022-01-16 06:19:05 | MASTER-IAC | (18h 37m 43.37s , +23d 56m 53.1s) | C | 60 | 15.7 | 39333 | 2022-01-16 06:20:25 | MASTER-IAC | (18h 22m 01.21s , +22d 02m 06.5s) | C | 60 | 16.6 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited.