GCN Circular 11670
Subject
GRB 110205A : HCT optical observations
Event
Date
2011-02-08T09:28:45Z (16 years ago)
From
D.K. Sahu at Indian Inst of Astrophysics,Bangalore <dks@iiap.res.in>
D.K. Sahu and Pepsi Anto (Indian Institute of Astrophysics,
Bangalore) report.
Optical afterglow of the Swift GRB 110205A (Beardmore et al.,
GCN 11629) was observed with the 2m. Himalayan Chandra
Telescope of the Indian Astronomical Observatory, Hanle,
India, under poor sky condition. The optical afterglow
was observed in Bessell R filter and was detected in
all the frames.
The preliminary magnitudes of the optical afterglow,
calibrated using NOMAD1 1574-0155978 (R = 16.100)
(Veli-Pekka et al., GCN11637), are as under:
Date Mid UT Exposure R mag
05-02-2011 20:50 6 x 180sec 21.11 +/- 0.05
05-02-2011 21:13 3 x 180sec 21.19 +/- 0.08
05-02-2011 22:09 1 x 600sec 21.18 +/- 0.10
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