56 Persei
Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) | |
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Constellation | Perseus |
Right ascension | 04h 24m 37.46369s [1] |
Declination | +33° 57′ 34.8791″ [1] |
Spectral type | F4V |
56 Persei is a quadruple star system in the constellation Perseus. Its apparent magnitude is 5.79. Located around 40.62 parsecs (132.5 ly) distant, the primary is a white main-sequence star of spectral type F4V,[1] a star that is currently fusing its core hydrogen.
56 Persei is also a quadruple star, with one companion being a white dwarf. This white dwarf is 90% as massive as our Sun, and orbits the primary every 47 years. The age of the white dwarf is roughly 260 Million Years.
The other two are G and K dwarf companions separated by roughly several AU, and form a binary themselves.
References
- 1 2 3 "56 Persei". SIMBAD Astronomical Database. Centre de Données astronomiques de Strasbourg. Retrieved 3 January 2013.
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