[vsnet-grb-info 17049] Fermi GBM trigger bn150920977 is not due to a GRB

[GCN Circulars]

TITLE:   GCN CIRCULAR
NUMBER:  18351
SUBJECT: Fermi GBM trigger bn150920977 is not due to a GRB
DATE:    15/09/21 02:38:37 GMT
FROM:    George A. Younes at George Washington U  <gyounes at email.gwu.edu>

G. Younes reports on behalf of the Fermi GBM Team:

"The Fermi Gamma-ray Burst Monitor (GBM) trigger 464484416/150920977
at 23:26:52.22 UT on 20 September 2015, tentatively classified as a
GRB, is in fact not due to a GRB. This trigger is due to particle activity."