52 Arietis

52 Arietis

52 Arietis
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
52 Arietis A, HD 19134, ADS 2336 A, CSI+24 431 5, BD+24° 431A, HR 927, STF 346A, CCDM J03055+2515A, IDS 02596+2452 A.
Database references
SIMBAD	data
Data sources:
Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.)
Database references
SIMBAD	data

52 Arietis is a multiple star system in the constellation of Aries. The combined apparent magnitude is +5.45.

References

• HR 927
• CCDM J03055+2515
• Image 52 Arietis

Components

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