[vsnet-grb-info 8559] GRB 091024: Xinglong TNT optical observation
GCN Circulars
gcncirc at capella.gsfc.nasa.gov
Sat Oct 24 23:41:11 JST 2009
TITLE: GCN CIRCULAR
NUMBER: 10067
SUBJECT: GRB 091024: Xinglong TNT optical observation
DATE: 09/10/24 14:41:05 GMT
FROM: L.P. Xin at NAOC <xlp at bao.ac.cn>
H.Li, L.P. Xin, J. Wang, Y.L. Qiu, J.Y. Wei, W. K. Zheng,
J.S. Deng, and C. Wu, J.Y. Hu on behalf of EAFON report:
We have observed GRB 091024 (Marshall et al. GCN 10062)
with Xinglong TNT telescope from Oct. 24, 10:27:11 (UT),
1.3 hour after the burst. The optical afterglow
(Cano et al. GCN 10066; Cucchiara et al. GCN 10065;
Mundell et al. GCN 10063) has been detected in our images.
The brightness is estimated to be about R~18.5 mag
derived from USNO-A1.0 R magnitude, at the mean time
of 1.38 hour since the trigger.
The observation is still going.
This message may be cited.
For more information about Xinglong GRBs Follow-up
observations, please visit the website:
http://www.xinglong-naoc.org/grb/
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