Variability of CHXR 20: accretion, extinction, spots or a companion?

Taisiya G. Kopytova, Viki Joergens, Aurora Sicilia-Aguilar, Maria V. Rodríguez-Ledesma, Reinhard Mundt

Research output: Contribution to journalArticle

Abstract

We study the photometric variability of a pre-main sequence star (K6, 0.9M?) CHXR 20. We test several scenarios for the variability including variable accretion, variable extinction, cool and hot spots on the stellar surface and the presence of a potential companion.
Original languageEnglish
Pages (from-to)216-217
Number of pages2
JournalProceedings of the International Astronomical Union
Volume8
Issue number299
DOIs
Publication statusPublished - 6 Jan 2014

Keywords

  • stars: activity stars: pre-main sequence stars: spots stars: planetary systems: protoplanetary disks

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