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GCN Circular 244

Subject
GRB990123, 15-GHz limits
Date
1999-02-01T22:48:20Z (26 years ago)
From
Guy Pooley at MRAO, Cambridge, UK <ggp1@cam.ac.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
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