HD 53143
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Carina[1] |
| Right ascension | 06h 59m 59.6559s[2] |
| Declination | −61° 20′ 10.255″[2] |
| Apparent magnitude (V) | 6.81[2] |
| Characteristics | |
| Spectral type | K1 V[2] |
| U−B color index | +0.43[2] |
| B−V color index | +0.80[2] |
| Variable type | None |
| Astrometry | |
| Radial velocity (Rv) | 21.3[2] km/s |
| Proper motion (μ) | RA: -161.18[2] mas/yr Dec.: 264.54[2] mas/yr |
| Parallax (π) | 54.33 ± 0.54 mas[2] |
| Distance | 60.0 ± 0.6 ly (18.4 ± 0.2 pc) |
| Other designations | |
HD 53143 is an orange main sequence star that is located about 60 light years from the Sun. It is about a billion years in age and lies within the Carina constellation. A debris disk has been found in a wide orbit around this star.[3]
References
- ^ "Constellation boundaries". Centre de Données astronomiques de Strasbourg. Retrieved 2007-07-24.
- ^ a b c d e f g h i j k "SIMBAD query result: NLTT 17321 -- High proper-motion Star". Centre de Données astronomiques de Strasbourg. Retrieved 2007-07-24.
- ^ "Two new dusty planetary disks may be astrophysical mirrors of our Kuiper Belt". UC Berkeley News. January 19, 2006. Retrieved 2007-07-24.
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