TITLE:   GCN CIRCULAR
NUMBER:  3025
SUBJECT: GRB050215a: No Swift UVOT Detection of Afterglow Emission
DATE:    05/02/15 08:27:59 GMT
FROM:    Pete Roming at PSU  <roming@astro.psu.edu>

A. Breeveld (MSSL), P. Roming (PSU), K. Mason, P. Schady (MSSL), M. 
Ivanushkina (PSU), T. Poole (MSSL), C. Gronwall (PSU), A. Blustin (MSSL), 
P. Brown (PSU), P. Schady, S. Rosen, K. McGowan, M. De Pasquale (MSSL), P. 
Boyd (GSFC/UMBC), S. Holland, M. Still (GSFC/USRA), W. Landsman (GSFC), S. 
Hunsberger (PSU), B. Hancock (MSSL), S. Koch (PSU), M. Carter, H. Huckle 
(MSSL), P. Broos (PSU), T. Kennedy, P. Smith (MSSL), J. Hill (PSU), C. 
Markwardt (GSFC/UMD), T. Sakamoto  (GSFC), J. Nousek (PSU), N. Gehrels 
(GSFC), on behalf of the Swift UVOT team.

The Swift Ultra-Violet/Optical Telescope (UVOT) began observations of 
GRB050215a (GCN 3024) on February 15, 2005 at 02:17:05 UT.  We detect no 
source down to a magnitude of 19.2 in the UVW2-filter for a 9 second 
exposure starting 98s after the BAT trigger.