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GCN Circular 3882

Subject
Possible GRB050825:MASTER optical observations
Date
2005-08-25T19:29:42Z (19 years ago)
From
Vladimir Lipunov at Moscow State U/Krylov Obs <gcncirc@observ.inetcomm.ru>
V. Lipunov,  V.Kornilov, A.Krylov,  N.Tyurina, A.Belinski,
E.Gorbovskoy, D.Kuvshinov,  G.Borisov, V.Vladimirov, G.Antipov, Krushinski V.

Sternberg Astronomical Institute, Moscow Union "Optic"

       MASTER (http://observ.pereplet.ru) responded to GRB 050825 (Swift 
trigger 152038). The first image  was 94 sec after
SWIFT  GRB050825 detection  and 78 sec after notice time  under the good 
weather condition (exp = 1sec). The limit 14.1 .

On next images (unfiltered, close to R, exp.  30 sec) we do no see new 
objects  in comparison to the DSS2  with limit 18.9 .

Our m = 0.89R + 0.11B (R & B from USNO A).


This work is supported by RFFI  04-02-16411 grant.
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Mailto: lipunov@sai.msu.ru
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