GCN Circular 5830
Subject
GRB061121, optical observation
Event
Date
2006-11-21T21:25:22Z (19 years ago)
From
Eri Sonoda at U of Miyazaki/Japan <sonoda@astro.miyazaki-u.ac.jp>
E. Sonoda, S. Maeno, T. Hara, T. Matsumura,
K. Tanaka, H. Tanaka, M. Yamauchi
(University of Miyazaki)
We have observed the field covering the error circle of
GRB061121 (GCN 5823) with the unfiltered CCD camera on
the 30-cm telescope at University of Miyazaki.
The observation was started 18:09:09 UT, 2.77 hour
after the Swift trigger time.
We have compared our data of 30 sec exposures
with the USNO-A2.0 catalog, there is no new source
at the position reported by K. L. Page et al.(GCN 5823)
The upper limits are as follows:
--------------------------------------------------------------
Start(UT) End(UT) Num. of frames Limit (mag.)
--------------------------------------------------------------
18:09:09 18:24:29 9 ~17
18:25:11 19:12:44 29 ~17.2
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