TITLE: GCN CIRCULAR NUMBER: 26513 SUBJECT: LIGO/Virgo S191220af: Retraction of GW compact binary merger candidate DATE: 19/12/20 12:59:21 GMT FROM: Nelson Christensen at Obs.de la Cote dAzur,Nice The LIGO Scientific Collaboration and the Virgo Collaboration report: The trigger S191220af is no longer considered to be a candidate of Interest due to severe nonstationarity in L1 data.