TITLE: GCN CIRCULAR NUMBER: 39411 SUBJECT: LIGO/Virgo/KAGRA S250221gb: Retraction of GW compact binary merger candidate DATE: 25/02/21 18:19:53 GMT FROM: Isaac McMahon at University of Zurich isaac.mcmahon@ligo.org

The LIGO Scientific Collaboration, the Virgo Collaboration, and the KAGRA Collaboration report:

The trigger S250221gb is no longer considered to be a candidate of interest: there was a transient noise glitch in the LIGO Hanford detector.

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