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GCN Circular 17644

Subject

Subject: GRB 150323C; Konkoly optical observations

Date

2015-03-25T21:02:06Z (9 years ago)

From

Janos Kelemen at Konkoly Obs/Hungary <kelemen@konkoly.hu>

J. Kelemen (kelemen at konkoly.hu) on behalf of the GRB OT observing program
at the Konkoly Observatory.

Starting on the night 23/03/2015 we observed the field GRB 150323C
(A. Amaral-Rogers et al. GCN 17621Not found
 
 
 ). On the position reported by D. Xu et al.
(GCN 17625Not found
 
 
) according our coadded R images we confirmed the presence of a 
marginal optical source in R band.


Position from D. Xu                    our work
---------------------------------------------------------------

RA(J2000)  = 12:50:27.92            RA: 12:50:28.02
Dec(J2000) = +50:11:28.75          DEC: 50:11:28.3


Photometric results: (Based on nearby USNO-B1.0 stars)

time from GRB.    exp    filter     Mag.      
------------------------------------------------
 10653 s.       1800 s     R       21.7 +/-0.18
------------------------------------------------