TITLE: GCN CIRCULAR NUMBER: 6915 SUBJECT: VLA detection of radio afterglow of GRB 071010B DATE: 07/10/14 18:12:15 GMT FROM: Poonam Chandra at U Virginia/NRAO P. Chandra (UVA/NRAO) and D. A. Frail (NRAO) report on behalf of the Caltech-NRAO-Carnegie GRB Collaboration: "We observed the Swift burst GRB 0701010B (GCN#6871) using the VLA at a frequency of 8.46 GHz and starting at 18.42 UT on Oct 13, 2007. We do not detect any radio emission at a position of (J2000): RA: 10 02 09.28 Dec: 45 43 49.07 The flux density at this position is 276 ± 49 uJy. The National Radio Astronomy Observatory is a facility of the National Science Foundation operated under cooperative agreement by Associated Universities, Inc."