TITLE:   GCN CIRCULAR
NUMBER:  15678
SUBJECT: GRB140104A : Xinglong TNT observation.  A bright star is located nearby
DATE:    14/01/04 16:41:59 GMT
FROM:    L.P. Xin at NAOC  <xlp@bao.ac.cn>

L. P. Xin,   J. Y. Wei,   X. F. Wang, Y. L. Qiu, J. S. Deng,  J. Wang,  
X. H. Han and C. Wu on behalf of EAFON report:

We began to observe GRB 140104A  (  trigger number 582894) 
with Xinglong 0.8-m TNT telescope at 10:55:20 (UT) , 
Jan. 4th, 2014, about 7 min after the burst notice recived.  

Optical observations shows that there is a very bright stars near XRT postion
of the burst. The coordiantes and the brightness of the bright star 
(as noticed by XRT postion notice ) are :
RA =  03:36:47, 
DEC=00:35:16, 
R=5.37 mag, 

Since the nearby bright star is totally satuated in our images, 
no statement about the afterglow of this burst 
could be made right now. 

This message may be cited.