[vsnet-grb-info 12479] GRB121011A : Xinglong TNT optical observation
GCN Circulars
gcncirc at capella2.gsfc.nasa.gov
Thu Oct 11 21:35:29 JST 2012
TITLE: GCN CIRCULAR
NUMBER: 13847
SUBJECT: GRB121011A : Xinglong TNT optical observation
DATE: 12/10/11 12:35:21 GMT
FROM: L.P. Xin at NAOC <xlp at bao.ac.cn>
L. P. Xin, Y. L. Qiu, J. Y. Wei, J. Wang, J. S. Deng,
C. Wu, X. H. Han on behalf of EAFON report:
We began to observe GRB121011A ( Racusin et al., GCN 13845 )
with Xinglong TNT telescope at 11:17:24(UT), about 2 min after
the burst. A series of white and R-band images were obtained.
The OT reported by (Racusin et al., GCN 13845; Kuroda et al. 13845 )
was detected in all images. The brightness of this OT was about
R=16.8 mag at 10 min after the burst, calibrated by USNO B1.0 R2 mag.
The brightness is consistent with the report by Kuroda et al. 13845.
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