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GCN Circular 3341

Subject
GRB 050502A: WSRT Radio Observations
Date
2005-05-03T12:36:59Z (20 years ago)
From
Alexander van der Horst at U of Amsterdam <avdhorst@science.uva.nl>
A.J. van der Horst, R.A.M.J. Wijers and K. Wiersema (University of
Amsterdam) report on behalf of a larger collaboration:

"We observed the position of the GRB 050502A afterglow at 1.4 and 4.9 GHz
with the Westerbork Synthesis Radio Telescope at May 2 16.33 UT to May 3
4.31 UT, i.e. 14.10 - 26.08 hours after the burst (GCN 3323).
We do not detect a radio source at the position of the optical afterglow
(GCN 3322). The formal flux measurements for a point source at the
location of the optical afterglow is 0 +/- 28 microJy at 1.4 GHz, and -69
+/- 29 microJy at 4.9 GHz."

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