Key Lab of Optical Astronomy;
National Astronomical Observatories;
Chinese Academy of Sciences;
Beijing 100012;
China;
University of the Chinese Academy of Sciences;
Beijing 100049;
China;
LSST;
933 North Cherry Avenue;
Tucson;
AZ 85721;
USA;
Department of Physics;
Applied Physics and Astronomy;
Rensselaer Polytechnic Institute;
Troy;
NY 12180;
USA;
Nanjing Institute of Astronomical Optics&Technology;
National Astronomical Observatories;
Chinese Academy of Sciences;
Nanjing 210042;
China;