HD 29573 is a binary star system in the constellation Eridanus. It has a combined apparent visual magnitude of 4.99, making it visible to the naked eye. Based upon an annual parallax shift of 14.23 mas, it is located 229 light years from the Sun. The system is moving further away from Earth with a heliocentric radial velocity of 3 km/s.

The binary nature of this system was discovered through observations made with the Hipparcos spacecraft. The pair orbit each other with a period of 41 years and an eccentricity of 0.8. The magnitude 5.19 primary component has a class of A1, 2.28 times the mass of the Sun, and is a suspected chemically peculiar star. The secondary has magnitude 7.22, 1.56 times the Sun's mass, and a class of F2. The system has a possible infrared excess due to circumstellar dust.

References


HD 19275 Alchetron, The Free Social Encyclopedia

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