M Centauri

From Wikipedia, the free encyclopedia

M Centauri
Observation data
Equinox J2000.0
Constellation Centaurus
Right ascension 13h46m39.3s
Declination −51°25′58″
Apparent magnitude (V) +4.64
Characteristics
Spectral type G8-K0III
U-B color index +0.72
B-V color index +0.96
Variable type none
Astrometry
Radial velocity (Rv) −6 km/s
Proper motion (μ) RA: 10.33 mas/yr
Dec.: −27.98 mas/yr
Parallax (π) 12.68 ± 0.87 mas
Distance 257 ± 18 ly (78.9 ± 5.4 pc)
Absolute magnitude (MV) +0.16
Other designations
HR 5172, HD 119834, CD−50°8017, HIP 67234, SAO 241157, GC 18607, CCDM J13467-5126
Database references
SIMBAD data

M Centauri (M Cen) is a binary star in the constellation Centaurus. It is approximately 257 light years from Earth.

M Centauri is a yellow G-type giant with an apparent magnitude of +4.64. It is a spectroscopic binary with an orbital period of 437 days.