HR 3384
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| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Pyxis |
| Right ascension | 08h 32m 51.4959s[1] |
| Declination | –31° 30′ 03.070″[1] |
| Apparent magnitude (V) | 6.38[2] |
| Characteristics | |
| Spectral type | K0V |
| Astrometry | |
| Radial velocity (Rv) | 15.7 km/s |
| Proper motion (μ) | RA: –1113.59[1] mas/yr Dec.: 761.74[1] mas/yr |
| Parallax (π) | 82.15 ± 0.66[1] mas |
| Distance | 39.7 ± 0.3 ly (12.17 ± 0.10 pc) |
| Absolute magnitude (MV) | 5.95[2] |
| Details | |
| Age | (5.7–6.5) × 109[2] years |
| Other designations | |
HR 3384 (11 G. Pyxidis) is a star of spectral class K0, located 39.70 light-years (12.17 parsecs) from Earth. This star has a radius 0.837 times that of the Sun, and an Earth-like planet would need to be 0.601 AU from the star.
References [edit]
- ^ a b c d e Perryman, M. A. C. et al (April 1997). "The HIPPARCOS Catalogue". Astronomy & Astrophysics 323: L49–L52. Bibcode:1997A&A...323L..49P.
- ^ a b c Mamajek, Eric E.; Hillenbrand, Lynne A. (November 2008). "Improved Age Estimation for Solar-Type Dwarfs Using Activity-Rotation Diagnostics". The Astrophysical Journal 687 (2): 1264–1293. arXiv:0807.1686. Bibcode:2008ApJ...687.1264M. doi:10.1086/591785.
External links [edit]
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