TITLE: GCN GRB OBSERVATION REPORT NUMBER: 1640 SUBJECT: IPN triangulation of GRB021016 (area corrected) DATE: 02/10/16 22:22:52 GMT FROM: Kevin Hurley at UCBerkeley/SSL The area of the error box in GCN 1639 is approximately 200 sq. arcmin., not 50 sq. arcmin.