[vsnet-grb-info 2279] GRB051021.6: MASTER optical observation
GCN Circulars
gcncirc at capella.gsfc.nasa.gov
Sat Oct 22 01:16:35 JST 2005
TITLE: GCN GRB OBSERVATION REPORT
NUMBER: 4118
SUBJECT: GRB051021.6: MASTER optical observation
DATE: 05/10/21 16:14:23 GMT
FROM: Vladimir Lipunov at Moscow State U/Krylov Obs <gcncirc at observ.inetcomm.ru>
V. Lipunov, V.Kornilov, D.Kuvshinov, N.Tyurina, A.Belinski, E.Gorbovskoy,
A.Krylov, G.Borisov, A.Sankovich, V.Vladimirov
Sternberg Astronomical Institute, Moscow Union 'Optic'
MASTER robotic system (http://observ.pereplet.ru) responded to
GRB051021.6 at 2002-10-21 15:39:37 under the bad weather conditions
after sunset.
An automated response took the first image at 01h 28min after the GRB
time.
The unfiltered image is calibrateds relative to USNO A2.0 (0.8 R + 0.2 B).
The robot not find OT-candidate in error box.
Our upper limit is about 14.0 m.
The reduction is continuing.
The JPG-image will be available at
http://observ.pereplet.ru/images/GRB051021.6/1.jpg .
This work is supported by RFFI 04-02-16411 grant.
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