PHOTOMETRY AND THE BLAZHKO EFFECT IN THE RR Lyr VARIABLE STAR Y Vul

The RR Lyr variable star Y Vul have been observed by using a CCD photometer during sev- eral seasons from 2011 to 2017. Nearly 5960 data points were obtained spanning over 53 nights. We found the amplitude and phase modulations with the amplitudes of 0.16 mag and 0.041 of the pulsating phase in V fi...

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Bibliographic Details
Main Authors: S N. Udovichenko, L. E. Keir
Format: Article
Language:English
Published: Odessa I. I. Mechnykov National University 2020-11-01
Series:Odessa Astronomical Publications
Subjects:
Online Access:http://oap.onu.edu.ua/article/view/216279