[vsnet-grb-info 11056] GRB 111022A: MASTER-Net early limit

[GCN Circulars]

TITLE:   GCN CIRCULAR
NUMBER:  12473
SUBJECT: GRB 111022A: MASTER-Net early limit
DATE:    11/10/22 17:51:33 GMT
FROM:    Vladimir Lipunov at Moscow State U/Krylov Obs  <gcncirc at observ.inetcomm.ru>

E. Gorbovskoy, V. Lipunov, V.Kornilov, D.Kuvshinov, A.Belinski, N.Tyurina, 
N.Shatskiy, P.Balanutsa, V.V.Chazov, P.V.Kortunov, A.Kuznetsov, 
D.Zimnukhov, M. Kornilov, A.Sankovich
Sternberg Astronomical Institute, Moscow State University

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

V.Yurkov, Yu.Sergienko, D.Varda, I.Kudelina, E.Sinyakov
Blagoveschensk Educational State University, Blagoveschensk

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

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

MASTER II  robotic telescope (MASTER-Net: http://observ.pereplet.ru) 
located in Kislovodsk was pointed to the  GRB111022A 29 sec  after notice 
time and 47 sec after GRB time at 2011-10-22 16:07:52 UT. On our first 
(10s exposure) set we haven`t found optical transient  within SWIFT 
error-box.
The 5-sigma upper limit has been about 16.6 mag. The object was observed 
on high (80 deg) zenit distance.
The message may be cited.