GCN Circular 15843

Veli-Pekka Hentunen, Markku Nissinen and Tuomo Salmi (Taurus Hill
Observatory, Varkaus, Finland) report:

We have detected GRB 140215A optical afterglow at iTelescope observatory
T24 (Auberry, California) using 0.61-m/6.5 astrograph and FLI-PL09000
CCD camera. The observations were started at 2014-02-15 04:33:26 (UT)
and stopped at 06:05:49 (UT). Fourteen photometric V filter images and eight
unfiltered images with different exposure time were made.

The afterglow was detected at the following position RA 06:56:35.84 and
DEC +41:47:11.5.

The following magnitudes were obtained from the observations using
NOMAD1 1317-0185429 (V= 13.190 and R=13.190) as a comparison star:

Tmid(s)+T0    Filter         Exp. time      Mag              Mag err.
1107              V              3x60s           17.00V          0.12
2090              V              3x120s         17.30V          0.13
3283              V              3x60s           17.96V          0.34
3678              V              3x120s         17.97V          0.21
4496              V              2x300s         18.44V          0.20
5817              unfiltered   3x60s           18.67CR        0.32
6224              unfiltered   3x120s         18.89CR        0.25
6797              unfiltered   2x300s         19.07CR        0.21

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