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52 Arietis |
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| Observation data Epoch J2000 Equinox J2000 |
|
|---|---|
| Constellation | Aries |
| Right ascension | 03h 05m 26.80s |
| Declination | +25° 15′ 18.6″ |
| Apparent magnitude (V) | 6.8 |
| Characteristics | |
| Spectral type | B7V |
| U−B color index | -0.38 |
| B−V color index | -0.02 |
| Astrometry | |
| Radial velocity (Rv) | 9 km/s |
| Proper motion (μ) | RA: 3.99 mas/yr Dec.: -10.10 mas/yr |
| Parallax (π) | 8.11 ± 1.19 mas |
| Distance | approx. 400 ly (approx. 120 pc) |
| Absolute magnitude (MV) | 6.78 |
| Details | |
| Mass | 18 M☉ |
| Radius | 7 R☉ |
| Luminosity | 20,000 L☉ |
| Temperature | 10,000–30,000 K |
| Orbit | |
| Companion | ADS 2336 B |
| Period (P) | 227 yr |
| Semimajor axis (a) | 0.47" |
| Eccentricity (e) | 0.73 |
| Inclination (i) | 77.5° |
| Longitude of the node (Ω) | 92.8° |
| Periastron epoch (T) | 1938.5 |
| Orbit | |
| Companion | ADS 2336 C |
| Semimajor axis (a) | 5.1" |
| Inclination (i) | 359° |
| Orbit | |
| Companion | ADS 2336 D |
| Semimajor axis (a) | 102.1" |
| Inclination (i) | 83° |
| Orbit | |
| Companion | ADS 2336 E |
| Semimajor axis (a) | 133.6" |
| Inclination (i) | 191° |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Data sources: | |
| Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.) |
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| Database references | |
| SIMBAD | data |
52 Arietis is a multiple star system in the constellation of Aries. The combined apparent magnitude is +5.45.
| NAME | Right ascension | Declination | Apparent magnitude (V) | Spectral type | Database references |
|---|---|---|---|---|---|
| ADS 2336 B (CCDM J03055+2515AB) | 03h 05m 26.6899s | +25° 15' 18.628 | 5.46 | B7Vn | Simbad |
| ADS 2336 C (HD 19135) | 03h 05m 26.5s | +25° 15' 19 | 7.0 | B7V | Simbad |
| ADS 2336 D (BD+24 431C) | 03h 05m 26.5s | +25° 15' 23 | 13.27 | Simbad | |
| ADS 2336 E (BD+24 431D) | 03h 05m41.3s | +25° 15' 41 | 10.8 | Simbad | |
| ADS 2336 F (BD+24 431E) | 03h 05m23.1s | +25° 11' 29 | 12.3 | Simbad |
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