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GCN Circular 29854

GRB 210420B: update on the BAT trigger time
2021-04-21T02:52:39Z (3 years ago)
Amy Lien at GSFC <>
A. Y. Lien (GSFC/UMBC), M. J. Moss (GWU),
and A. Tohuvavohu (U Toronto)
report on behalf of the Neil Gehrels Swift
Observatory Team:

We received further data from recent telemetry downlink,
The trigger time for GRB 210420B (Swift trigger #1044382;
Moss et al., GCN Circ. 29844) is
2021-04-20T18:34:37 UTC.

The burst duration is at least 30 seconds, the full data
products will allow a complete duration estimate.
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