GCN Circular 11178
Subject
GRB 100901A: MASTER optical flare at 420s discovery
Date
2010-09-02T18:20:57Z (14 years ago)
From
Vladimir Lipunov at Moscow State U/Krylov Obs <gcncirc@observ.inetcomm.ru>
E. Gorbovskoy, V. Lipunov, V.Kornilov, A.Belinski, N.Shatskiy, N.Tyurina,
D.Kuvshinov, P.Balanutsa, V.V.Chazov, P.V.Kortunov, A.Kuznetsov,
D.Zimnukhov, M. Kornilov
Sternberg Astronomical Institute, Moscow State University
K.Ivanov, O.Chuvalaev, V.Poleschuk, E.Konstantinov, V.Lenok, O.Gres,
S.Yazev, N.M.Budnev,
Irkutsk State University
V.Yurkov, Yu.Sergienko, D.Varda, I.Kudelina
Blagoveschensk Educational State University, Blagoveschensk
A. Tlatov, A.V. Parhomenko, D. Dormidontov, V.Sennik
Kislovodsk Solar Station of the Pulkovo Observatory
V.Krushinski, I.Zalozhnich, T.Kopytova, A. Popov
Ural State University, Kourovka
We (MASTER-Net: http://observ.pereplet.ru, Tunka, Ivanov et al.,
GCN Circ 11161) clearly detected optical flare (maxmag~17.0,unfiltered) at 426+-40 s after
trigger time (Immler et al., GCN Circ 11159) synchronously with
Xray flare (Page et al., GCN Circ 11171).
We have ~ 11 hours Unfiltered, R,I, Polarization continuously
observations on same telescope systems. The redaction is continued.
The first 10 000 s relative optical flux light curve is
available at http://observ.pereplet.ru/images/GRB100901A/opt_flux_lc.png
The message may be cited.
mailto: lipunov@sai.msu.ru