Physics Department;
A1 al-Bayt University;
PO Box: 130040;
Mafraq;
25113;
Jordan;
Department of Physics;
A1-Hussein Bin Talal University;
Maan;
71111;
Jordan;
Department of Physics;
Yarmouk University;
Irbid;
21163;
Jordan;
King Abdullah I School for Graduate Studies and Scientific Research;
Princess Sumaya University for Technology;
PO Box 1438;
Amman;
11941;
Jordan;
Royal Jordanian Geographic Center;
Amman;
11941;
Jordan;
Astrophysikalisches Institut und Universitaits-Sternwarte Jena;
FSU Jena;
07745 Jena;
Germany;
binaries; visual stars; fundamental parameters stars; Cou 1511(Hip 12552);