[vsnet-grb-info 10668] GRB 110625A: NIR Source

GCN Circulars gcncirc at capella2.gsfc.nasa.gov
Mon Jun 27 00:06:21 JST 2011


TITLE:   GCN CIRCULAR
NUMBER:  12095
SUBJECT: GRB 110625A: NIR Source
DATE:    11/06/26 15:06:17 GMT
FROM:    Myungshin Im at Seoul Nat U  <mim at astro.snu.ac.kr>

Myungshin Im, Ji Hoon Kim, Dohyeong Kim, and Duho Kim
(CEOU/Seoul National University), on behalf of a larger collaboration

We observed GRB 110625A (Page et al. GCN 12088) in zYHK filters 
with UKIRT starting at 2011 June 26,10:08:47 UT. Within the enhanced XRT
error circle (Page et al. GCN 12092), we detect a NIR source in all the 
filters, whose coordinate is

RA=19:06:55.8,   Dec=06:45:19.2

with positional error of ~0.5". K-band magnitude is found to be 
about 17.5 mag, calibrated against a 2MASS star at (19:06:55.65, 06:45:16.2)

The variability of the source is being examined with additional data.


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