HD 155341

HD 155341
Observation data
Epoch J2000      Equinox J2000
Constellation Ara
Right ascension 17h 14m 13.4095s
Declination -56° 53′ 18.695″
Apparent magnitude (V) 6.129
Characteristics
Spectral type M1/M2II/III+A
U−B color index 1.34
B−V color index 1.78
Variable type ellipsoidal variable
Astrometry
Radial velocity (Rv) -34 km/s
Proper motion (μ) RA: 4.22 mas/yr
Dec.: -5.91 mas/yr
Parallax (π) 2.54 ± 0.76 mas
Distance approx. 1300 ly
(approx. 400 pc)
Absolute magnitude (MV) 7.864
Details
Mass 0.4 M
Radius 0.5 R
Luminosity 0.04 L
Temperature 2,000–3,500 K
Other designations
V* V829 Arae, HR 6384, CD-56° 6744, HIP 84311, SAO 244539.
Database references
SIMBAD data
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

HD 155341 or V829 Arae is an ellipsoidal variable star.

References