HD 191104

From Wikipedia, the free encyclopedia
Jump to: navigation, search
HD 191104
Observation data
Epoch J2000      Equinox J2000
Constellation Aquila
Right ascension 20h 07m 50.3677s
Declination +09° 23′ 59.398″
Apparent magnitude (V) 6.43
Characteristics
Spectral type F2V
U−B color index -0.02
B−V color index 0.46
Astrometry
Radial velocity (Rv) −27 km/s
Proper motion (μ) RA: 46.58 mas/yr
Dec.: 28.37 mas/yr
Parallax (π) 23.12 ± 1.04 mas
Distance 141 ± 6 ly
(43 ± 2 pc)
Absolute magnitude (MV) 6.89
Details
Mass 1.7 M
Radius 1.4 R
Luminosity L
Temperature 6,000–7,500 K
Other designations
BD+08° 4344, HIP 99158, SAO 125478, HR 7693.
Database references
SIMBAD data
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

HD 191104 is a double or multiple star.

References[edit]