| Observation data Epoch J2000.0 Equinox J2000.0 (ICRS) |
|
|---|---|
| Constellation | Aries |
| Right ascension | 02h 54m 55.1990s[1] |
| Declination | +17° 44′ 05.119″[1] |
| Apparent magnitude (V) | 6.9[1] |
| Characteristics | |
| Spectral type | A3[1] |
| B−V color index | 0.6[1] |
| Astrometry | |
| Radial velocity (Rv) | 1.8[1] km/s |
| Proper motion (μ) | RA: 44.58[1] mas/yr Dec.: −24.46[1] mas/yr |
| Parallax (π) | 10.41 ± 1.14[1] mas |
| Distance | approx. 310 ly (approx. 100 pc) |
| Absolute magnitude (MV) | ~2.0[2] |
| Database references | |
| SIMBAD | data |
| Other designations | |
Rho1 Arietis is a white A-type star with an apparent magnitude of 6.9. It is approximately 310 light years from Earth.[1]
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