TITLE: GCN CIRCULAR NUMBER: 17833 SUBJECT: GRB 150518A: Correction DATE: 15/05/20 09:24:40 GMT FROM: H. Negoro at Nihon U. H. Negoro (Nihon U.), T. Kawamuro (Kyoto U.), S. Nakahira (JAXA), M. Serino (RIKEN) on hehalf of the MAXI team: The previous scan transit time reported in GCN 17825 (GRB 150518A) was incorrect. The correct time was 20:09 UT on May 18, and not 21:39. We apologize fo the mistake.