I. M. Coulson
Abstract
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New radial velocity measurements of the 27-day Cepheid T Monocerotis are presented. Comparison with data from the past 80 years supports recent suggestions that the Cepheid is in a binary system and yields a partial orbital velocity curve.
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New radial velocity measurements of the 27-day Cepheid T Monocerotis are presented. Comparison with data from the past 80 years supports recent suggestions that the Cepheid is in a binary system and yields a partial orbital velocity curve.
Key concepts: Cepheid variable, Physics, Radial velocity, Astrophysics, Binary number, Light curve, Binary star, Astronomy