[vsnet-grb-info 4545] Infrared detection of GRB070419A with UKIRT
GCN Circulars
gcncirc at capella.gsfc.nasa.gov
Thu Apr 19 23:11:00 JST 2007
TITLE: GCN CIRCULAR
NUMBER: 6309
SUBJECT: Infrared detection of GRB070419A with UKIRT
DATE: 07/04/19 14:10:53 GMT
FROM: Evert Rol at U.Leicester <er45 at star.le.ac.uk>
E. Rol, N. Tanvir (U. of Leicester), T. Kerr (JAC), report for a
larger collaboration:
We observed the field of GRB070419A with UKIRT-WFCAM, starting 39
minutes after the GRB trigger (Stamatikos et al., GCN 6302). We find
the following magnitudes for the infrared counterpart of GRB070419A:
T filter magn error(magn)
(hours post trigger)
--------------------------------------------------
0.654 J 18.27 0.08
0.734 H 17.83 0.13
0.814 J 18.56 0.09
0.896 K 17.26 0.18
1.665 K 18.30 0.18
The magnitudes are calibrated with respect to the 2MASS catalogue.
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