[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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