Institution: | 1. School of Physics, Korea Institute for Advanced Study, 85 Hoegi-ro, Dongdaemun-gu, Seoul 130-722, Republic of Korea;2. Center for Advanced Computation, Korea Institute for Advanced Study, 85 Hoegi-ro, Dongdaemun-gu, Seoul 130-722, Republic of Korea;1. College of Graduate Studies, University of South Africa, PO Box 392, Unisa, 0003 Pretoria, South Africa;2. Institute of Astronomy with NAO, Bulgarian Academy of Sciences, blvd. Tsarigradsko chaussee 72, Sofia 1784, Bulgaria;3. Izmir Turk College Planetarium, 8019/21 sok., No: 22, ?zmir, Turkey;1. School of Studies in Physics & Astrophysics, Pt. Ravishankar Shukla University, Raipur (C.G.) 492010, India;2. Indian Institute of Astrophysics, Koramangala, Bangalore 560034, India;1. New York University, United States;2. St. Petersburg Department of Steklov Institute of Mathematics, Russian Federation;3. St. Petersburg Academic University and St. Petersburg Department of Steklov Institute of Mathematics, Russian Federation |