GCN Circular 200
D. A. Frail (NRAO), and S. R. Kulkarni (Caltech) report on behalf of a larger NRAO/Caltech collaboration: "We observed the error box of GRB 990123 (GCN #199) beginning January 23.63 UT with the Very Large Array (VLA) at 8.46 GHz. There are no radio sources brighter than 170 microJy (5-sigma) in the WFC error circle. Further observations are planned." This message is citeable.