HD 83443
HD 83443 is an orange dwarf star approximately 134 light-years away in the constellation of Vela. As of 2000, at least one extrasolar planet has been confirmed to be orbiting the star. The star HD 83443 is named Kalausi. The name was selected in the NameExoWorlds campaign by Kenya, during the 100th anniversary of the IAU. The word Kalausi means a very strong whirling column of wind in the Dholuo language.
| Observation data Epoch J2000.0 (ICRS) Equinox J2000.0 (ICRS) | |
|---|---|
| Constellation | Vela |
| Right ascension | 9h 37m 11.8276s |
| Declination | –43° 16′ 19.9326″ |
| Apparent magnitude (V) | 8.23 |
| Characteristics | |
| Spectral type | K0 V |
| U−B color index | +0.50 |
| B−V color index | +0.811 |
| Variable type | Constant |
| Astrometry | |
| Radial velocity (Rv) | +29.21±0.08 km/s |
| Proper motion (μ) | RA: 21.742 mas/yr Dec.: −120.183 mas/yr |
| Parallax (π) | 24.4215 ± 0.0372 mas |
| Distance | 133.6 ± 0.2 ly (40.95 ± 0.06 pc) |
| Absolute magnitude (MV) | 5.04 |
| Details | |
| Mass | 0.79±0.07 M☉ 0.98±0.07 M☉ 1.004±0.031 M☉ |
| Radius | 0.94±0.02 R☉ |
| Luminosity | 0.88 L☉ |
| Surface gravity (log g) | 4.43±0.08 cgs |
| Temperature | 5,511±45 K |
| Metallicity [Fe/H] | 0.34±0.03 dex |
| Rotation | 35.3 d |
| Rotational velocity (v sin i) | 1.4 km/s |
| Age | 3.2 Gyr 2.638±2.489 Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
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