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GCN Circular 29477

GRB 210211A: MASTER optical observation of REM OT
2021-02-11T12:56:02Z (3 years ago)
Vladimir Lipunov at Moscow State U/Krylov Obs <>
V. Lipunov, V.Kornilov, E.Gorbovskoy,N.Tiurina,P.Balanutsa,F.Balakin, V.Vladimirov, A.Kuznetsov,K.Zhirkov,D. Vlasenko, I.Gorbunov, D.Zimnukhov, 
V.Senik, A.Chasovnikov,A.Pozdnyakov,V.Topolev, D.Cheryasov(Lomonosov Moscow State University, SAI, Physics Department),
R. Podesta, C.Lopez, F. Podesta, C.Francile (Observatorio Astronomico FelixAguilar 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),
A. Tlatov, D. Dormidontov (Kislovodsk Solar Station of the Pulkovo Observatory),
A. Gabovich, V.Yurkov (Blagoveschensk Educational StateUniversity)

MASTER-OAFA robotic telescope (MASTER-Net: Lipunov et al.,2010,Advances in Astronomy,2010,30L)
automatically started (Lipunov et al. GCN 29471)
Swift GRB 200211A (Troja et al. GCN 29472,Ttrigger=08:43:18UT)
at 2021-02-11 08:44:02UT with 10s exposition.
At the second (10s exp), third (20s exp) and fourth images we see OT,
discovered by REM (D'Avanzo et al. GCN29474)

The reduction of MASTER wide field and very wide field cameras images will be continued.
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