Nu Aurigae
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| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Auriga |
| Right ascension | 05h 51m 29.399s |
| Declination | +39° 08′ 54.529″ |
| Apparent magnitude (V) | 3.978 |
| Characteristics | |
| Spectral type | G9.5III |
| U-B color index | 1.09 |
| B-V color index | 1.13 |
| R-I color index | 0.56 |
| Astrometry | |
| Radial velocity (Rv) | 9.7 km/s |
| Proper motion (μ) | RA: 8.48 mas/yr Dec.: 0.39 mas/yr |
| Parallax (π) | 15.17 ± 0.88 mas |
| Distance | 220 ± 10 ly (66 ± 4 pc) |
| Absolute magnitude (MV) | 5.108 |
| Details | |
| Mass | 1,1 M☉ |
| Radius | 1,1 R☉ |
| Luminosity | 1,2 L☉ |
| Temperature | 5,000–6,000 K |
| Rotation | < 17 Km/s 0,008981 Year |
| Orbit | |
| Companion | CCDM 05515+3909 B |
| Semimajor axis (a) | 54.6" |
| Inclination (i) | 206° |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) |
|
| Database references | |
| SIMBAD | data |
Nu Aurigae (ν Aur / ν Aurigae) is a star in the constellation Auriga. It is approximately 215 light-years from Earth.
Nu Aurigae is a yellow G-type giant with an apparent magnitude of +3.97. A 10th magnitude star 54.6 arcseconds away is designated ν Aurigae B. It is an optical companion.
[edit] References
[edit] Components
| NAME | Right ascension | Declination | Apparent magnitude (V) | Spectral type | Database references |
|---|---|---|---|---|---|
| ADS 4440 B (BD+39 1429B) | 05h 51m 27.2s | +39° 08' 05 | 14.4 | Simbad |
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