IcarusVolume 21, Issue 2, February 1974, Pages 199-201On the observability of extrasolar planetary systemsAuthor links open overlay panelEdward ArgyleShow moreShareCitehttps://doi.org/10.1016/0019-1035(74)90138-9Get rights and contentAbstractAn unresolved companion to a variable star can in principle be detected by taking the apparent autocovariance function of a suitable photometric record of the system.Recommended articlesReferences (2)S.-S. HuangExtrasolar Planetary SystemsIcarus(1973)S. Cristaldi et al.Photoelectric Observations of Stars, IIAstron. Astrophys. Suppl.(1973)Cited by (0)View full textCopyright © 1974 Published by Elsevier Inc.