[vsnet-grb-info 22946] LIGO/Virgo S190707q: No counterpart candidates in the CNEOST

[GCN Circulars]

TITLE:   GCN CIRCULAR
NUMBER:  25045
SUBJECT: LIGO/Virgo S190707q: No counterpart candidates in the CNEOST
DATE:    19/07/10 09:37:08 GMT
FROM:    Bin Li at PMO  <binli at pmo.ac.cn>

Bin Li, Hai-bin Zhao (PMO),Dong Xu, Zi-pei Zhu, Bang-Yao Yu,Tian-meng Zhang, Xu Zhou,Chen-zhou Cui, Hui-juan Wang(NAOC), Xue-feng Wu, Zhi-ping Jin, Tian-rui Sun, Hao Lu, Ge-tu Zhaori, Ren-quan Hong, Long-fei Hu (PMO), Xiao-feng Wang, Wen-xiong Li (THU),Li-fan Wang (PMO/TAMU), Jin-zhong Liu (XAO), Ji-rong Mao, Jin-ming Bai (YNAO),  report on behalf of the CNEOST collaboration.

 We conducted optical imaging observations for gravitational wave alert with Chinese Near Earth Object Survey Telescope (CNEOST) at Xuyi astronomical station in Jiangsu Province, China (32.75N, 118.47E). The information of observations and preliminary results are listed below.

Alert: LIGO/Virgo S190707q (GCN #25012)
StartTime (UT):               2019-07-07T14:30:29.332       
EndTime (UT):                 2019-07-07T17:12:21.366       
Skycover (Square Degree):     198.0   
Telescope FoV (Square Degree):9.0     
#id CentRA(D) CentDEC(D) LimiteMag3_sig 5_sig 10_sig Filter 
  1 295.518646  12.638072   20.538   19.628   17.472   SR
  2 302.074249  15.441651   20.117   19.195   17.793   SR
  3 303.018616  23.824675   20.428   19.496   18.045   SR
  4 296.229309  15.440425   20.432   19.553   17.442   SR
  5 295.523468   9.841532   20.139   19.214   17.761   SR
  6 302.947357  21.046049   20.395   19.519   17.841   SR
  7 297.722321  18.228382   20.333   19.427   17.487   SR
  8 298.410583  12.654563   20.465   19.569   17.799   SR
  9 306.944336  26.635813   20.103   19.180   17.930   SR
 10 299.982086  21.071682   20.213   19.303   17.683   SR
 11 292.704681   9.866313   20.165   19.260   17.595   SR
 12 291.308624   1.434427   20.275   19.376   17.833   SR
 13 298.410583  12.654563   20.465   19.569   17.799   SR
 14 307.681488  35.065994   20.517   19.602   18.295   SR
 15 295.518646  12.638072   20.538   19.628   17.472   SR
 16 296.229309  15.440425   20.432   19.553   17.442   SR
 17 307.756287  32.263035   20.466   19.553   18.180   SR
 18 288.488525  -1.320782   20.225   19.351   17.655   SR
 19 293.371429   7.044422   20.466   19.519   17.637   SR
 20 299.165894  15.453922   20.553   19.607   17.758   SR
 21 303.018616  23.824675   20.428   19.496   18.045   SR
 22 326.081604  51.804840   20.383   19.456   17.805   SR

Detailed data analysis is still in progress and any interesting transients will be reported later.
The more resulte will available at http://www.cneost.org/opem/list.php?gdate=2019-07-07 <http://www.cneost.org/opem/list.php?gdate=2019-07-07>