[vsnet-alert 25177] V713 Cep: orbital and superhump period

Keisuke Isogai isogai at kusastro.kyoto-u.ac.jp
Sat Jan 2 09:41:27 JST 2021


V713 Cep: orbital and superhump period

Alexandra Zubareva (SAI MSU team) and Tonny Vanmunster have
reported their observations. The object has undergone a superoutburst
and shown deep eclipses whose depth is changing from 1--2 mag.
The estimated orbital period is 0.085439(7) d. From our O-C diagram,
the superhump period seems constant, thus the object is showing stage B
superhumps with a period of 0.089237(2) d now.
At the next opportunity, let's start to observe just after the onset of a
superoutburst to estimate the binary parameters from superhumps.




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