[vsnet-grb-info 6018] GRB080430: optical observations
GCN Circulars
gcncirc at capella.gsfc.nasa.gov
Thu May 1 21:01:48 JST 2008
TITLE: GCN CIRCULAR
NUMBER: 7655
SUBJECT: GRB080430: optical observations
DATE: 08/05/01 12:01:37 GMT
FROM: Alexei Pozanenko at IKI, Moscow <apozanen at iki.rssi.ru>
M. Andreev, A. Sergeev (Terskol Branch of Institute of Astronomy), Ju.
Babina (CrAO), V. Petkov, A. Kurenya (BNO INR RAS), A. Pozanenko (IKI) on
behalf of larger GRB follow up collaboration report:
We observed the afterglow (Klotz et al. GCN 7646, Guidorzi et al. GCN 7647,
Jelinek et al. GCN 7648) of GRB080430 (Guidorzi et al. GCN 7647) with
Zeiss-600 of Mt.Terskol observatory on Apr.30. The fading afterglow is
clearly detected in combined images. A photometry of the OT against
USNO-B1.0 stars is following:
UT, Exposure, R_mag
(mid time)
Apr.30.8906 15 x 60s 19.10 +/- 0.20
Apr.30.9014 15 x 60s 19.40 +/- 0.20
Apr.30.9130 15 x 60s 19.75 +/- 0.25
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