Lambda Arae

Lambda Arae
λ Arae
Observation data
Epoch J2000      Equinox J2000
Constellation Ara
Right ascension 17h 40m 23.8258s
Declination -49° 24′ 56.112″
Apparent magnitude (V) 4.77
Characteristics
Spectral type F4V
U−B color index 0.4
B−V color index -0.04
R−I color index 0.22
Variable type Variable star
Astrometry
Radial velocity (Rv) 3.7 km/s
Proper motion (μ) RA: 104.28 mas/yr
Dec.: -177.67 mas/yr
Parallax (π) 45.72 ± 0.79 mas
Distance 71 ± 1 ly
(21.9 ± 0.4 pc)
Absolute magnitude (MV) 5.17
Details
Mass 1.7 M
Radius 1.4 R
Luminosity 6 L
Temperature 6,000–7,500 K
Other designations
NSV 23218, GJ 9597, NLTT 45187, CD-49° 11616, HD 160032, HIP 86486, SAO 228257, HR 6569.
Database references
SIMBAD data
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

Lambda Arae (λ Ara, λ Arae) is a star in the constellation Ara. It is a yellow-white F-type subgiant with an apparent magnitude of +4.76. It is approximately 71.3 light years from Earth.

References