GCN Circular 10633

K.Ivanov, S.Yazev, N.M.Budnev, E.Konstantinov, V.Lenok, O.Gres, O.
Irkutsk State University

V.Yurkov, Yu.Sergienko, D.Varda, A.Garusina Blagoveschensk Educational State 
University, Blagoveschensk


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

A. Tlatov, A.V. Parkhomenko, D. Dormidontov
Kislovodsk Solar Station of the Pulkovo Observatory


V.Krushinski, I.Zalozhnih, T.Kopytova, A.Popov
Ural State University, Kourovka




MASTER  robotic telescope (MASTER-Net: http://observ.pereplet.ru, 
testing telescope) located at Tunka Valley  (Baykal, Siberia)    was 
responted to the  GRB 100418A (Swift Bat alert, Marshall et al, GCN CIRC 
10612)   21 sec after   Notice time (~ 8 sec delay in internet socket) and 
31 s after the GRB time ( Sun Alt -8 degrees) .

There is now OT on the first 10-s  exposition time unfiltered images 
inside  Swift XRT error box (Pagani et al., GCN CIRC 10622)
brighter 14.5.




The message may be cited.

mailto: lipunov@sai.msu.ru