[vsnet-grb-info 15299] Radio upper limits on the GRB 140703A with the GMRT

GCN Circulars gcncirc at capella2.gsfc.nasa.gov
Tue Jul 15 17:42:03 JST 2014


TITLE:   GCN CIRCULAR
NUMBER:  16591
SUBJECT: Radio upper limits on the GRB 140703A with the GMRT
DATE:    14/07/15 08:41:55 GMT
FROM:    Poonam Chandra at TIFR  <poonam at ncra.tifr.res.in>

A. J. Nayana (NCRA-TIFR) and Poonam Chandra (NCRA-TIFR) reports:

We carried out Giant Metrewave Radio Telescope (GMRT) observations of
GRB 140703A  (GCN 16503) in the 1390 MHz band on 2013 July 10.12 UT and 
12.91 UT,
respectively. We do not detect the radio afterglow of the GRB in this 
frequency.
The 3-sigma upper limit at the two epochs are 174 and 177 uJy, 
respectively. The map resolutions
of the two images are 2.5"x2.0" and 3.1"x2.1", respectively.

We thank GMRT staff for making these observations possible.


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