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Variability of CHXR 20: accretion, extinction, spots or a companion?
Published online by Cambridge University Press: 06 January 2014
Abstract
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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
- Type
- Contributed Papers
- Information
- Proceedings of the International Astronomical Union , Volume 8 , Symposium S299: Exploring the Formation and Evolution of Planetary Systems , June 2013 , pp. 216 - 217
- Copyright
- Copyright © International Astronomical Union 2013
References
Cutri, R. M., Skrutskie, M. F., van Dyk, S., Beichman, C. A., et al. 2000, VizieR Online Data CatalogGoogle Scholar
Luhman, K. L., Allen, L. E., Allen, P. R., Gutermuth, R. A., Hartmann, L., Mamajek, E. E., Megeath, S. T., Myers, P. C., & Fazio, G. G. 2008, ApJ, 675, 1375Google Scholar
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