HD 135944

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HD 135944
Observation data
Epoch J2000      Equinox J2000
Constellation Boötes
Right ascension 15h 15m 50.7059s
Declination +50° 56′ 18.443″
Apparent magnitude (V) 6.474[1]
Characteristics
Spectral type G5
B−V color index 0.85
Astrometry
Proper motion (μ) RA: 24.43 mas/yr
Dec.: -45.91 mas/yr
Parallax (π) 16.52 ± 0.58 mas
Distance 197 ± 7 ly
(61 ± 2 pc)
Absolute magnitude (MV) 7.301
Details
Mass 1.1 M
Radius 1.1 R
Luminosity 1.2 L
Temperature 5,000–6,000 K
Other designations
BD+51° 1990, SAO 29464, HIP 74690.
Database references
SIMBAD data
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

HD 135944 is a star in double system in the constellation Boötes. With an apparent magnitude of 6.4, it is at the limits of naked eye visibility.[1]

References[edit]

  1. ^ a b "HD 135944". SIMBAD Astronomical Database. Retrieved 2013-01-31.