[vsnet-alert 20562] ASASSN-17aa: new WZ Sge-type dwarf nova (superhumps finally)

Taichi Kato tkato at kusastro.kyoto-u.ac.jp
Fri Jan 13 09:30:59 JST 2017


ASASSN-17aa: new WZ Sge-type dwarf nova (superhumps finally)

   Berto Monard has reported observations on Jan. 11.
The object eventually started to show ordinary superhumps
with a period of 0.0545 d (Monard's estimation).
The profile looks like stage A superhumps.
We also received earlier observations from Josch Hambsch
and Berto Monard.  We may be able to detect (low amplitude)
early superhumps when the superhump period is established.



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