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GCN Circular 11521

Subject
GRB110106A: Xinglong TNT upper limit
Event
GRB 110106A
Date
2011-01-06T17:05:02Z (15 years ago)
From
L.P. Xin at NAOC <xlp@bao.ac.cn>
L.P. Xin, Z. X. Ling, 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 GRB110106A (Mangano et al., GCN 11520 ) 
with Xinglong TNT telescope at 15:35:15.946 (UT), 10min after 
the burst. A series of white and R-band images were obtained. 
No any new source was found within the errorbox  of X-ray 
counterpart (Mangano et al., GCN 11520 ), down to 3 sigma 
upper limit of R~19.8 mag at the mean time of 11 min after 
the burst. 

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For more information about Xinglong GRBs Follow-up
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http://www.xinglong-naoc.org/grb/
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