[vsnet-alert 24530] Gaia20dpd: updated period of early superhumps

Taichi Kato tkato at kusastro.kyoto-u.ac.jp
Fri Aug 14 15:51:10 JST 2020


Gaia20dpd: updated period of early superhumps

   Tonny Vanmunster and following teams (data compiled by
Andrew Simon) have reported observations.

Odessa-Mayaki (Ukraine), AZT-3
0.48 m, clear (no filter), Keir L., Udovichenko S., Trianskyi V.
Mt. Suhora Astronomical Observatory
(Poland), Zeiss-600 f/4 reflector, R filter, Ogloza W.
Observatory of Adiyaman University
(Turkey), ADYU60 f/6.5 reflector, R filter, Ogloza W., Sonbas E.
Observatory of Adiyaman University
(Turkey), ADYU60 f/6.5 reflector, R filter, Ogloza W., Zejmo M., Sonbas E.
CrAO (Crimea), AZT-11 1.25 m,
Pit N., Pavlenko E.
CrAO (Crimea), AZT-11 1.25 m,
Pit N., Pavlenko E.
Lisnyky (Kyiv, Ukraine),
AZT-8 0.7 m, I filter, Simon A., Godunova V.

   These data favors a period of 0.05499(1) d (2-d alias of
vsnet-alert 24523).  Although individual cycles were not
always very apparent, a period analysis yielded a sharp
signal and the profile is a double wave (full amplitude
0.05 mag).



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