Showing astro-ph.SRShow all
2 papers · 1 filter
astro-ph.SR2020
Prediction of the Atmospheric Fundamental Parameters from Stellar Spectra Using Artificial Neural Network
Y. A. Azzam, M. I. Nouh, A. A. Shaker
Innovation in the ground and space-based instruments has taken us into a new age of spectroscopy, in which a large amount of stellar content is becoming available. So, automatic cl…
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…