[vsnet-grb-info 2228] Swift-BAT trigger 158700 is definitely a cosmic ray shower event

[GCN Circulars]

TITLE:   GCN GRB OBSERVATION REPORT
NUMBER:  4067
SUBJECT: Swift-BAT trigger 158700 is definitely a cosmic ray shower event
DATE:    05/10/07 19:24:38 GMT
FROM:    Scott Barthelmy at NASA/GSFC  <Scott at lheamail.gsfc.nasa.gov>

C. Markwardt (GSFC/UMD), S. Barthelmy (GSFC), S.T. Holland (GSFC/USRA),
J. Kennea (PSU), F. Marshall (GSFC), J. Norris (GSFC), C. Pagani (PSU),
D. Palmer (LANL), M. Perri (ASDC), P. Roming (PSU)
on behalf of the Swift team:

The Swift-BAT trigger (158700) reported in GCN Circ 4065 is definitely
a cosmic ray shower event.  This is not a GRB.