TITLE: GCN CIRCULAR NUMBER: 6422 SUBJECT: VLA observation of GRB 070518 DATE: 07/05/19 14:12:01 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 observe the field of view toward GRB 070518 (GCN 6415) at a frequency of 8.46 GHz on 2007 May 19th at 7.41 UT, around 17 hours after the burst. The radio afterglow of the GRB is undetected at the SWIFT-XRT position (GCN 6421). The 2-sigma uppler limit on the GRB flux density is 64 uJy. The National Radio Astronomy Observatory is a facility of the National Science Foundation operated under cooperative agreement by Associated Universities, Inc."