[AAVSO-HEN] GRB 090621: VLA observations

[grb at aavso.org]

The following is a GCN Circular circulated via the AAVSO network.
For an archive and more information on circulars visit:
http://lheawww.gsfc.nasa.gov/docs/gamcosray/legr/bacodine/gcn3_archive.html

TITLE:   GCN CIRCULAR
NUMBER:  9555
SUBJECT: GRB 090621: VLA observations
DATE:    09/06/22 16:03:04 GMT
FROM:    Edo Berger at Harvard  <eberger at cfa.harvard.edu>

E. Berger and W.-f. Fong (Harvard) report:

"We observed the field centered on the XRT error circle of the short GRB 
090621 (GCNs #9545,9550) with the VLA at a frequency of 8.46 GHz 
starting on 2009 June 22.53 UT (14.6 hours post burst).  We do not 
detect any sources within the refined XRT error circle to a 3-sigma 
limit of 54 microJy."