 |
del.icio.us |
 |
Digg |
 |
Furl |
 |
|
 |
Rojo |
| Add to OnlyWire |
| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Aries |
| Right ascension | 02h 47m 54.5407s |
| Declination | +29° 14′ 49.625″ |
| Apparent magnitude (V) | 4.51 |
| Characteristics | |
| Spectral type | K1.5III (C) ~ |
| U-B color index | 1.05 |
| B-V color index | 1.11 |
| R-I color index | 0.58 |
| Variable type | Variable star |
| Astrometry | |
| Radial velocity (Rv) | -14.9 km/s |
| Proper motion (μ) | RA: 148.42 mas/yr Dec.: -125.76 mas/yr |
| Parallax (π) | 18.06 ± 0.84 mas |
| Distance | 181 ± 8 ly (55 ± 3 pc) |
| Details | |
| Mass | 0,8 M☉ |
| Radius | 0,9 R☉ |
| Luminosity | 0,4 L☉ |
| Temperature | 3,500–5,000 K |
| Rotation | < 17 Km/s |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) |
|
39 Arietis is a star in the constellation Aries. Its apparent magnitude is +4.52.
External links
 |
This star-related article is a stub. You can help Wikipedia by expanding it. |
 |
This variable star–related article is a stub. You can help by expanding it. |