[vsnet-grb-info 13058] GRB 130418A: T21 optical observation
GCN Circulars
gcncirc at capella2.gsfc.nasa.gov
Sat Apr 20 01:59:53 JST 2013
TITLE: GCN CIRCULAR
NUMBER: 14395
SUBJECT: GRB 130418A: T21 optical observation
DATE: 13/04/19 16:59:36 GMT
FROM: Veli-Pekka Hentunen at Taurus Hill Obs,A95 <veli-pekka.hentunen at kassiopeia.net>
Veli-Pekka Hentunen, Markku Nissinen and Tuomo Salmi (Taurus Hill
Observatory, Varkaus, Finland) report:
We have detected GRB 130418A optical afterglow at iTelescope observatory
T21 (Mayhill, New Mexico) 0.43-m/6.8 astrograph and FLI ProLine PL6303E
CCD. One unfiltered image with 600 sec exposure time was made.
The afterglow was detected at following position RA 09:56:08.87 and DEC
+13:40:02.7.
The following magnitude was obtained from the image using NOMAD1
1036-0179295 (R = 14.910) as the comparison:
Tmid(h) +To Filter Exp.time Mag Mag err.
10.96 unfiltered 600 19.018 0.277
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