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Observation and study of the H-alpha emission of 33 RS CVN stars

โœ Scribed by Liu Xue-fu; Tan Hui-song


Publisher
Elsevier Science
Year
1986
Tongue
English
Weight
767 KB
Volume
10
Category
Article
ISSN
0275-1062

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โœ F. Acerbi; C. Barani; M. Martignoni ๐Ÿ“‚ Article ๐Ÿ“… 2005 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 262 KB

CCD (V) light curve of the EW-type eclipsing variable DF CVn was obtained during seven nights in April-May, 2004. With our data we were able to determine 4 new times of minimum light. The light curve appears to exhibit a typical O'Connell effect, with Maximum I brighter than Maximum II by 0.013 mag.