7 Arietis

**7 Arietis**
Observation data Epoch J2000 Equinox J2000
7 Arietis
Constellation	Aries
Right ascension	01^h 55^m 51.0397^s
Declination	+23° 34′ 38.358″
Apparent magnitude (V)	5.759
Characteristics
Spectral type	G8III
U-B color index	1.04
B-V color index	1.19
Variable type	Variable star
Astrometry

Radial velocity (R_v)	13.6 km/s
Proper motion (μ)	RA: 12.06 mas/yr Dec.: -8.88 mas/yr
Parallax (π)	6.25 ± 0.83 mas
Distance	approx. 520 ly (approx. 160 pc)
Absolute magnitude (M_V)	6.951

Details

Mass	1,1 M_☉
Radius	1,1 R_☉
Luminosity	1,2 L_☉
Temperature	5,000–6,000 K

Other designations
RR Arietis, GCRV 1069, IRAS 01530+2319, UBV M 8516, IRC +20033, YZ 23 575, AG+23° 155, GSC 01757-01965, 2MASS J01555104+2334385, AN 99.1914, HD 11763, PPM 91203, AAVSO 0150+23, BD+22° 284, HIC 8993, SAO 75030, FK5 2130, HIP 8993, GC 2323, HR 559, TYC 1757-1965-1.
Database references
SIMBAD	data
Data sources:
Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.)

7 Arietis is a star in the constellation Aries. Its apparent magnitude is 5.76.

[edit] References

This variable star–related article is a stub. You can help Wikipedia by expanding it.