TITLE: GCN GRB OBSERVATION REPORT NUMBER: 545 SUBJECT: Optical candidate for GRB000210 DATE: 00/02/11 19:49:59 GMT FROM: Javier Gorosabel at LAEFF-INTA, Madrid J. Gorosabel (DSRI, Copehagen) B. L. Jensen, L.F. Olsen, L. Christensen, J. Hjorth, H. Pedersen (U. Copenhagen) M. I. Andersen (U. Oulu) A. O. Jaunsen (U. Oslo) on behalf of a larger European collaboration report: R-band images obtained at the 1.54-m Danish Telescope on Feb 11.03-11.08 contain a faint object located at alfa(2000)=01 59 15.6 delta(2000)=-40 39 33.8 +/- 2". The position of the object is consistent with the X-ray position determined by Chandra (GCN 544). The magnitude of the object is about R~23.1+/-0.5. Optical/IR observations are urgently required. [GCN OPS NOTE (11Feb00): The time-of-observation was incorrect in the distributed version of Circular 545. The time was listed as Feb 2.03-2.08, but the correct time is Feb 11.03-11.08. The statement of "on behalf of a larger European collaboration" was also added. This archived copy has been corrected.]