Astronomy:HD 60584
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Short description: F-type star
| Observation data Equinox J2000.0]] (ICRS) | |
|---|---|
| Constellation | Puppis |
| Right ascension | 07h 34m 18.6s[1] |
| Declination | −23° 28′ 25″[1] |
| Apparent magnitude (V) | 5.83[2] |
| Characteristics | |
| Spectral type | F4[2] |
| U−B color index | 0.03[2] |
| B−V color index | 0.44[2] |
| Other designations | |
| Database references | |
| SIMBAD | data |
HD 60584, also known as HR 2909 or n Puppis A, is the primary star of the n Puppis system.[2] It has an apparent magnitude of 5.83 and forms a binary star system with HD 60585, another F-type main sequence star.
A brown dwarf companion was discovered in 2022 with the help of direct imaging.[3]
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | 28.0±9.0 MJ | 16.58±0.15 | — | 0.0312+0.0071 −0.0073 |
— | — |
References
- ↑ 1.0 1.1 1.2 "HR2909". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=HR2909.
- ↑ 2.0 2.1 2.2 2.3 2.4 "VizieR Detailed Page". http://vizier.u-strasbg.fr/viz-bin/VizieR-5?-out.add=.&-source=5050&-corr=PK=HR&-out.max=9999&HR=2909. Retrieved 2012-07-13.
- ↑ "exoplanet.eu". https://exoplanet.eu/catalog/hd_60584_b--8196/. Retrieved 2025-10-07.
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