Authors
D. Marshalov
Institute of Applied Astronomy, Russian Academy of Sciences, St.Petersburg
J. Ping
National Astronomical Observatories, Chinese Academy of Sciences, Beijing, China
W. Li
National Astronomical Observatories, Chinese Academy of Sciences, Beijing, China
M. Wang
National Astronomical Observatories, Chinese Academy of Sciences, Beijing, China
J. Sun
National Astronomical Observatories, Chinese Academy of Sciences, Beijing, China
Yu. Bondarenko
Institute of Applied Astronomy, Russian Academy of Sciences, St.Petersburg
M. Vasilyev
Institute of Applied Astronomy, Russian Academy of Sciences, St.Petersburg
E. Yagudina
Institute of Applied Astronomy, Russian Academy of Sciences, St.Petersburg