TITLE: GCN GRB OBSERVATION REPORT NUMBER: 244 SUBJECT: GRB990123, 15-GHz limits DATE: 99/02/01 22:48:20 GMT FROM: Guy Pooley at MRAO, Cambridge, UK Guy Pooley, MRAO, University of Cambridge, reports the following: Five observations of the field of GRB990123 have been made with the Ryle Telescope, Cambridge UK at 15 GHz. No significant detection was made. This is a summary: date UT S sigma -- microJy -- 990125 0120-1116 160 180 990126 0116-1140 -12 180 990129 0104-0727 -197 200 990130 0738-1122 106 420 990131 0734-1119 48 300