TITLE: GCN GRB OBSERVATION REPORT NUMBER: 3404 SUBJECT: GRB050509c: REM NIR and Optical observations (errata corrige to GCN 3400) DATE: 05/05/10 10:43:13 GMT FROM: Angelo Antonelli at Obs. Astro. di Roma L.A. Antonelli on behalf of the REM/ROSS Team report: Please, note that GCN 3400 (D'Avanzo et al.) having subject "GRB050509: REM NIR and Optical observations" is referring to GRB 050509c. Thanks to Alberto Castro-Tirado and Nicola Masetti to point out the misleading subject.