TITLE: GCN CIRCULAR NUMBER: 24491 SUBJECT: LIGO/Virgo S190510g: OT MASTER142812.05-013615.2 retraction as the kilonova candidate in GCN 24490 DATE: 19/05/11 20:46:28 GMT FROM: Vladimir Lipunov at Moscow State U/Krylov Obs V. Lipunov,(Lomonosov Moscow State University, SAI, Physics Department), I am sorry. The OT MASTER142812.05-013615.2 is the known SN 2019dde and can not connected with LIGO/Virgo S190510g . https://wis-tns.weizmann.ac.il/object/2019dde