Eclipsing binary system AV Hydrae
Tóm tắt
The eclipsing binary AV Hya has been observed photoelectrically inU, B andV filters on 15 nights. The primary eclipse appeared to be total with a totality of 23 min duration. A modified period of 0d.6 834 062 has been obtained. Geometrical elements could only be determined for partial transit case.
Từ khóa
Tài liệu tham khảo
Götz, W. and Wenzel, W.: 1961,Mitt. Veränderl. Sterne, No. 570.
Hoffmeister, C.: 1934,Astron. Nachr. 253, 199.
Russell, H. N. and Merrill, J. E.: 1952, Princeton Contr., No. 26.
Szafraniec, R.: 1971,Acta Astron. 21, 75.