Skip to main content
Testing. You are viewing the public testing version of GCN. For the production version, go to
New Announcement Feature, Code of Conduct, Circular Revisions. See news and announcements

GCN Circular 32944

Correction to GCN 32646 (GRB 221009A (Swift J1913.1+1946): MeerLICHT observations)
2022-11-17T11:39:27Z (2 years ago)
Simon de Wet at UCT <>
S. de Wet (UCT) reports on behalf of the MeerLICHT consortium:

The r-band magnitude for the afterglow of GRB 221009A reported in GCN 32646
was incorrectly reported as r = 17.76 +/- 0.08 at 18:23:59 UT. The correct
magnitude is r = 16.76 +/- 0.08.

We apologize for any inconvenience this may have caused.
Looking for U.S. government information and services? Visit