Mu Arietis

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μ Arietis
Observation data
Epoch J2000.0
Constellation
(pronunciation)		 Aries
Right ascension 02h 42m 22.0s
Declination +20° 00' 42"
Apparent magnitude (V) +5.74
Distance 338 ± 31 ly
(104 ± 9 pc)
Spectral type A0Vnp:
Other designations
34 Arietis, HR 793,
HD 16811, BD+19°403,
HIP 12640, SAO 93062,
GC 3256, ADS 2062,
CCDM 02424+2001

Mu Arietis (μ Ari / μ Arietis) is a triple star system in the constellation Aries. It is approximately 338 light years from Earth.

The primary component, μ Arietis A, is a spectroscopic binary which is classified as a white A-type main sequence dwarf with an apparent magnitude of +5.74. The two components are separated by 0.05 arcseconds and have an orbital period of 8.8 years. The third component, μ Arietis B, is 19.1 arcseconds distant and has an apparent magnitude of +12.1.


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