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

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

doi:10.1017/S1743921313008387

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

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

Physics

Research output: Contribution to journal › Article › peer-review

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 language	English
Pages (from-to)	216-217
Number of pages	2
Journal	Proceedings of the International Astronomical Union
Volume	8
Issue number	299
DOIs	https://doi.org/10.1017/S1743921313008387
Publication status	Published - 6 Jan 2014

Keywords

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

Access to Document

10.1017/S1743921313008387

Cite this

@article{7c782033bea247f79eeae252a351b4f6,

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

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.",

keywords = "stars: activity stars: pre-main sequence stars: spots stars: planetary systems: protoplanetary disks",

author = "Kopytova, {Taisiya G.} and Viki Joergens and Aurora Sicilia-Aguilar and Rodr{\'i}guez-Ledesma, {Maria V.} and Reinhard Mundt",

year = "2014",

month = jan,

day = "6",

doi = "10.1017/S1743921313008387",

language = "English",

volume = "8",

pages = "216--217",

journal = "Proceedings of the International Astronomical Union",

issn = "1743-9221",