β Centauri

Location of β Centauri (circled)
Observation data
Epoch J2000      Equinox J2000
Constellation Centaurus
Right ascension 14
Declination –60° 22′ 22.9266″
Apparent magnitude (V) 0.60
Astrometry
Radial velocity (Rv) +5.9 km/s
Proper motion (μ) RA: –33.27 mas/yr
Parallax (π) 9.35 ± 0.50mas
Distance 350 ± 20 ly
(107 ± 6 pc)
Characteristics
Spectral type B1 III
U−B color index –0.98
B−V color index –0.22
Variable type β Cep
Details
Mass 10.7 ± 0.1M
Luminosity 41,700L
Surface gravity (log g) 3.5 ± 0.4
Temperature 25,000 ± 2,000K
Age (14.1 ± 0.6) × 10 years
Other designations
Agena, Hadar,
Database references
SIMBAD data

Get more info about Hadar in Wikipedia

This article uses material from the Wikipedia article
Hadar, which is released under the Creative Commons Attribution-Share-Alike License 3.0