[vsnet-grb-info 4505] GRB 070411: Magellan/IMACS photometry
GCN Circulars
gcncirc at capella.gsfc.nasa.gov
Thu Apr 12 12:16:56 JST 2007
TITLE: GCN CIRCULAR
NUMBER: 6277
SUBJECT: GRB 070411: Magellan/IMACS photometry
DATE: 07/04/12 03:16:51 GMT
FROM: Edo Berger at Carnegie Obs <eberger at ociw.edu>
E. Berger (Carnegie) and H. Yee (Toronto) report:
"We obtained a 180 sec image in I-band with the IMACS instrument on the
Magellan/Baade telescope on 2007 Apr 11.99 UT (3.55 hr after the burst).
We detect the afterglow with I=20.3 mag relative to the USNO-B star
located at RA=07:09:17.9453, DEC=+01:04:09.210 with I=17.8 mag."
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