ISSN 2309-5539 (online)
Published by The VS-COMPAS Project © 2011-2014
Hrodna, 230005, Belarus

Variable Stars Observer Bulletin is all about variable stars science. It's made by amateurs and for amateurs. Here simplified contemporary data about different aspects of variable stars research is published.

July-August 2014 (#7) - Contents

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RW Persei and the disk hypothesis by Ivan Adamin

V907 Scorpii: Triple star with eclipses switching on and off by Ivan Adamin

RS Ophiuchi: a history of the recurrent novae observations by Ivan Adamin

The Oosterhoff effect by Ivan Adamin

Non-pulsating Cepheid Variables and RU Cam classification by Ivan Adamin

QX Cas - Eclipsing Binaries that Don't Eclipse Anymore by Ivan Adamin

ε Cra and ψ Ori: two bright close binary systems by Ivan Adamin

V784 Ophiuchi: RR Lyrae star with multiple Blazhko modulations by Ivan Adamin

Period Variations of RT Persei by Ivan Adamin