TITLE: GCN GRB OBSERVATION REPORT NUMBER: 2985 SUBJECT: GRB 050126: Detection of NIR afterglow with Keck/NIRC DATE: 05/01/26 16:42:25 GMT FROM: Edo Berger at Carnegie Obs E. Berger (Carnegie Observatories) and S.R. Kulkarni (Caltech) report on behalf of a larger collaboration: "We imaged the entire 30-arcsec radius XRT error circle of GRB 050126 (GCN 2984) with KeckI/NIRC on January 26.687 UT (4.5 hours after the burst) for a total of 5 minutes in Ks band. A comparison to DSS and 2MASS reveals a single bright source which is not visible in either catalog. The position of the NIR afterglow is (J2000): RA = 18:32:24.79 DEC= 42:21:54.0 This message may be cited.