GCN Circular 6100
Subject
Swift-BAT trigger 260304 is NOT a burst or transient
Date
2007-02-12T20:39:17Z (18 years ago)
From
Scott Barthelmy at NASA/GSFC <scott@lheamail.gsfc.nasa.gov>
S. D. Barthelmy (GSFC), J. R. Cummings (NASA/UMBC),
S. Immler (GSFC/USRA), J. A. Kennea (PSU),
W. B. Landsman (NASA/GSFC), C. B. Markwardt (GSFC/UMD),
M. Perri (ASDC) and T. Sakamoto (NASA/ORAU) report on behalf of the
Swift Team:
The Swift-BAT trigger (260304) at 19:55:34 UT is not a GRB
nor is it a transient. The star tracker had momentarily lost lock
and the resulting erroneous spacecraft attitude information
caused a false trigger.