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GCN Circular 26589

Subject
Swift Triggers 946256 and 946257 are not a GRB
Date
2019-12-26T06:35:05Z (5 years ago)
From
Kim Page at U.of Leicester <klp5@leicester.ac.uk>
M. G. Bernardini (INAF-OAB), P. D'Avanzo (INAF-OAB),
N. J. Klingler (PSU), S Laha (GSFC/UMBC/CRESST),
A. Y. Lien (GSFC/UMBC), A. Melandri (INAF-OAB), M. J. Moss (GWU),
K. L. Page (U Leicester) and A. Tohuvavohu (U Toronto) report on
behalf of the Neil Gehrels Swift Observatory Team:

During an interval when the star trackers had lost lock, Swift-BAT
triggered on Vela X-1. Trigger numbers 946256  and 946257 are not due
to a new astrophysical source.
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