Lomonosov Moscow State University, Shternberg State Astronomical Institute Address:Universitetskii prosp. 13, Moscow, 119889, Russian Federation Phone:+7 (495) 939 20 46 Fax:+7 (495) 932 88 41 Website:
Astronomical Institute of Slovak Academy of Sciences Address:P. O. Box 18, Tatranská Lomnica, 05960, Slovak Republic Phone:+421 (52) 787 91 11 Fax:+421 (52) 4467656 Website:
