HD 188385

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HD 188385
Observation data
Epoch J2000      Equinox J2000
Constellation Aquila
Right ascension 19h 54m 40.2004s
Declination +07° 08′ 25.271″
Apparent magnitude (V) 6.139
Characteristics
Spectral type A2V
U−B color index -0.97
B−V color index -0.07
Astrometry
Radial velocity (Rv) -16 km/s
Proper motion (μ) RA: 29.12 mas/yr
Dec.: -0.01 mas/yr
Parallax (π) 12.38 ± 0.89 mas
Distance 260 ± 20 ly
(81 ± 6 pc)
Absolute magnitude (MV) 6.179
Details
Radius 19.4[1] R
Temperature 31,078 ± 422[1] K
Other designations
SAO 125221, BD+06° 4351, HIP 97970, HR 7598.
Database references
SIMBAD data
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

HD 188385 is star in double system.

References[edit]

  1. ^ a b Underhill, A. B. et al. (November 1979), "Effective temperatures, angular diameters, distances and linear radii for 160 O and B stars", Monthly Notices of the Royal Astronomical Society 189: 601–605, Bibcode:1979MNRAS.189..601U 

External links[edit]