38 Arietis
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| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Aries |
| Right ascension | 02h 44m 57.5815s |
| Declination | +12° 26′ 44.740″ |
| Apparent magnitude (V) | +5.17 |
| Characteristics | |
| Spectral type | A7III-IV |
| U−B color index | 0.10 |
| B−V color index | 0.24 |
| Variable type | Delta Scuti variable |
| Astrometry | |
| Radial velocity (Rv) | -1.5 km/s |
| Proper motion (μ) | RA: 124.10 mas/yr Dec.: -84.80 mas/yr |
| Parallax (π) | 26.15 ± 0.98 mas |
| Distance | 125 ± 5 ly (38 ± 1 pc) |
| Absolute magnitude (MV) | 5.402 |
| Details | |
| Mass | 3,1 M☉ |
| Radius | 2,1 R☉ |
| Luminosity | 40 L☉ |
| Temperature | 7,500–10,000 K |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) |
|
38 Arietis is a star in the constellation Aries. Its apparent magnitude is 5.17.
[edit] External links
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