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GCN Circular 35906

Subject
Swift Trigger 1219325 is not a GRB
Date
2024-03-09T14:55:03Z (4 months ago)
From
P.A. Evans at U. Leicester <pae9@leicester.ac.uk>
Via
email

P. A. Evans (U Leicester) and K. L. Page (U Leicester) report on
behalf of the Neil Gehrels Swift Observatory Team:

Swift-BAT trigger 1219325 was caused by Cyg X-1 while the star trackers had
lost lock. It is not an astrophysical transient. 

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