HD 214448

HD 214448
Observation data
Epoch J2000      Equinox J2000
Constellation Aquarius
Right ascension 22h 38m 22.14533s[1]
Declination −07° 53′ 51.2116″[1]
Apparent magnitude (V) 6.23[2] (6.64/8.11)[3]
Characteristics
Spectral type K0III + F2[4]
U−B color index +0.49[2]
B−V color index +0.78[2]
Variable type Suspected[5]
Astrometry
Radial velocity (Rv)−18.34±0.27[6] km/s
Proper motion (μ) RA: +74.25[1] mas/yr
Dec.: −0.98[1] mas/yr
Parallax (π)8.38 ± 0.62 mas[1]
Distance390 ± 30 ly
(119 ± 9 pc)
Absolute magnitude (MV)0.498[6]
Orbit[5]
Period (P)147.07±8.09 yr
Semi-major axis (a)0.249±0.051
Eccentricity (e)0.44±0.37
Inclination (i)73.6±6.2°
Longitude of the node (Ω)110.3±3.3°
Argument of periastron (ω)
(secondary)
191.9±14.7°
Details
Temperature5,645[7] K
Other designations
BD-08° 5912, HD 214448, HIP 111761, HR 8612, SAO 146216, WDS J22384-0754.
Database references
SIMBADdata
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

HD 214448 is a binary star system in the equatorial constellation of Aquarius. They orbit each other with a period of around 147 years. The combined mass of the pair is twice that of the Sun.[5]

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