HD 64440
| Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) | |
|---|---|
| Constellation | Puppis |
| Right ascension | 07h 52m 13.03s[1] |
| Declination | −40° 54′ 32.8″[1] |
| Apparent magnitude (V) | 3.72[2] |
| Spectral type | K1II+A0.5[3] |
HD 64440, also known as a Puppis, is a spectroscopic binary[3] star in the constellation Puppis. Its apparent magnitude is 3.72.[2] Located around 108 parsecs (350 ly) distant,[1] the primary is a bright giant of spectral type K1.5II and the secondary is an early A-type star.[3]
References
- 1 2 3 van Leeuwen, F. (November 2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357.
- 1 2 "a Puppis". SIMBAD Astronomical Database. Centre de Données astronomiques de Strasbourg. Retrieved 12 July 2015.
- 1 2 3 Eggleton, P. P.; Tokovinin, A. A. (September 2008). "A catalogue of multiplicity among bright stellar systems". Monthly Notices of the Royal Astronomical Society 389 (2): 869–879. arXiv:0806.2878. Bibcode:2008MNRAS.389..869E. doi:10.1111/j.1365-2966.2008.13596.x.
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