2 papers
astro-ph.SR2016
Statistical Study of Visual Binaries
H. I. Abdel-Rahman, M. I. Nouh, W. H. Elsanhoury
In this paper, some statistical distributions of wide pairs included in Double Star Catalogue are investigated. Frequency distributions and testing hypothesis are derived for some…
astro-ph.SR2015
Kinematics and Velocity Ellipsoid of the Solar Neighborhood White Dwarfs
W. H. Elsanhoury, M. I. Nouh, H. I. Abdel-Rahman
To determine the velocity ellipsoid of the solar neighborhood white dwarfs, we use the space velocity components of stars. Two samples of white dwarfs are used, 20 pc and 25 pc sam…