CAOSP abstracts, Volume: 50, No.: 2, year: 2020

Abstract: AU Monocerotis is a well studied interacting binary star and a member of a group called Double Periodic Variables, whose principal characteristic is the existence of a long photometric cycle lasting on average about 33 times the orbital period. We made use of spectra covering from 2008 to 2015 to construct Hα Doppler maps. We found higher activity in the accretion disk during the low state of the system, similar to that found in HD 170582.

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Last update: March 29, 2020