Skip to main content
Testing. You are viewing the public testing version of GCN. For the production version, go to
New Announcement Feature, Code of Conduct, Circular Revisions. See news and announcements

GCN Circular 14572

GRB 130505A: iTelescope T12 optical observations
2013-05-05T15:03:03Z (11 years ago)
Veli-Pekka Hentunen at Taurus Hill Obs,A95 <>
Veli-Pekka Hentunen, Markku Nissinen and Tuomo Salmi (Taurus Hill
Observatory, Varkaus, Finland) report:

We have detected GRB 130505A optical afterglow at iTelescope 
observatory T12 (Siding Spring, Australia) Takahashi FSQ ED 
0.10m/5.0 astrograph and SBIG STL-11000M CCD. Five 
unfiltered images with 600 sec and 300 sec exposure time were made.

The afterglow was detected at following position RA 09:08:14.6 and
DEC +17:29:04.

The following magnitudes were obtained from the observations using
NOMAD1 1075-0205635 (R=14.240) as the comparison:

Tmid(sec)+T0    Filter          Exp. time        Mag          Mag err. 
2485                  unfiltered      600            16.78CR     0.06
3370                  unfiltered      3x300        17.15CR     0.02
5061                  unfiltered      600            17.45CR     0.08
Looking for U.S. government information and services? Visit