Journal of Astronomy and Space Sciences
- Volume 6 Issue 2
- /
- Pages.119-125
- /
- 1989
- /
- 2093-5587(pISSN)
- /
- 2093-1409(eISSN)
PHOTOELECTRIC OBSERVATIONS OF THE PRIMARY ECLIPSE OF AY PERSET
- Nha, Il-Seong (Yonsei University Observatory) ;
- Kim, Jung-Rack (Yonsei University Observatory)
- Published : 1989.12.01
Abstract
UBV observations of the primary eclipse of Algol-type long period eclipsing binary AY Persei have been successfully made using the 61-cm reflector at the Ilsan Station of Yonsei University Observatory in September and October, 1989. These light curves furnish ones to deduce following results; (1) the total duration of the eclipse lasted for about 0.066(0.78 days) with no clear evidence of the existence of the totality, (2) the depths of mid-eclipse of
Keywords