GCN Circular 5610
P. Chandra (UVA/NRAO) and D. A. Frail (NRAO) report on behalf of the Caltech-NRAO-Carnegie GRB Collaboration: "We observed the field centered on the BAT position of the Swift burst GRB 060923C (GCN#5591) using the VLA at a frequency of 8.46 GHz and starting at 6.02 UT on Sept 25, about 2 days after the burst. There is no detection of the GRB with 2-sigma upper limit of 100 microJy. The National Radio Astronomy Observatory is a facility of the National Science Foundation operated under cooperative agreement by Associated Universities, Inc."