TITLE: GCN CIRCULAR NUMBER: 7855 SUBJECT: VLA detection of INTEGRAL burst GRB 080603A DATE: 08/06/07 16:36:25 GMT FROM: Poonam Chandra at U Virginia/NRAO Poonam Chandra (NRAO/UVA) and Dale A. Frail (NRAO) report on behalf of the Caltech-NRAO-Carnegie GRB Collaboration: "We used the Very Large Array to re-observe the field of view toward INTEGRAL GRB 080603A (GCN 7790) at a frequency of 8.46 GHz on 2008 June 07.42 UT. We clearly detect a radio afterglow at KAIT optical afterglow position (GCN 7789) at a flux density level of 154 ± 28 uJy. The National Radio Astronomy Observatory is a facility of the National Science Foundation operated under cooperative agreement by Associated Universities, Inc."