[vsnet-alert 13788] BW Scl : early superhumps detected

Ohshima ohshima at kusastro.kyoto-u.ac.jp
Mon Oct 24 05:04:21 JST 2011


BW Scl : early superhumps detected!

 We have received observations from Josch Hambsch and Berto
Monard. The data shows variations like superhumps with weak 
secondary peaks, whose amplitude is 0.2 mag. Using PDM analysis,
0.05424(3) d is obtained as the period. Since the estimated 
orbital period in the past paper is 0.0543 d, this variations
seem early superhumps. The amplitude of humps is rather large.
This implies that this object has a large inclination.


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