HD 66141
HD 66141 is a single star in the equatorial constellation of Canis Minor. It has the Bayer designation G Canis Minoris, the Gould designation 50 G. Canis Minoris, and has the HR 3145 identifier from the Bright Star Catalogue. When first catalogued it was in the Puppis constellation and was designated "13 Puppis", but it subsequently migrated to Canis Minor. Bode gave it the Bayer designation of Lambda Canis Minoris.
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Canis Minor |
| Right ascension | 08h 02m 15.93659s |
| Declination | +02° 20′ 04.4522″ |
| Apparent magnitude (V) | +4.39 |
| Characteristics | |
| Spectral type | K2IIIbFe-0.5: |
| B−V color index | 1.252±0.008 |
| Astrometry | |
| Radial velocity (Rv) | +71.57±0.01 km/s |
| Proper motion (μ) | RA: −28.63 mas/yr Dec.: 105.27 mas/yr |
| Parallax (π) | 12.84 ± 0.25 mas |
| Distance | 254 ± 5 ly (78 ± 2 pc) |
| Absolute magnitude (MV) | −0.07 |
| Details | |
| Mass | 0.98±0.06 M☉ |
| Radius | 21.43±1.18 R☉ |
| Luminosity | 166+43 −34 L☉ |
| Surface gravity (log g) | 2.09±0.06 cgs |
| Temperature | 4,328±21 K |
| Metallicity [Fe/H] | −0.52±0.05 dex |
| Rotational velocity (v sin i) | 1.91±0.45 km/s |
| Age | 9.18±2.09 Gyr |
| Other designations | |
G Canis Minoris, G CMi, 13 Puppis (obsolete), NSV 17713, BD+02°1854, FK5 2623, GC 10891, HD 66141, HIP 39311, HR 3145, SAO 116260, CCDM 08022+0221, WDS J08023+0220A | |
| Database references | |
| SIMBAD | data |
| Exoplanet Archive | data |
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