MBCAA Observatory

AR Ser: photometric observations of a Blazhko star

Observed: 2010-2014

Michel Bonnardeau, Josch Hambsh (ROAD Observatory)
16 Feb 2015


Photometric observations in 2010-2014 of the RR Lyrae star AR Serpentis are presented and analyzed. Two Blazhko modulations of comparable amplitude are detected, with the periods 89 and 108 days, and with evidence for irregularities.

Published (2015) IBVS 6132.

An animation made from Josch Hamsch's data. (All the data are available from the IBVS web site):

The times are the HJD-2,455,000.

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