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GCN Circular 4650

Subject
GRB060203 - Swift UVOT observation
Date
2006-02-04T05:54:18Z (18 years ago)
From
Sally Hunsberger at PSU/Swift <sdh@astro.psu.edu>
S. D. Hunsberger (PSU), F. Marshall (GSFC), P. Boyd (GSFC),
P. Brown (PSU), and A. Cucchiara (PSU) on behalf of the
Swift UVOT team:

UVOT took its first exposure of GRB060203 (Retter et al. GCN 4641)
starting at 00:45:26 UT February 4th, approximately 2991 seconds after
the trigger. No source is seen in the 197 second exposure with the V filter
at the position of the reported optical afterglow (Malesani et al. GCN 
4645;
Cenko et al. GCN 4646) with a 3-sigma upper limit of 19.3 mag.
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