HD 87883

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HD 87883
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Leo Minor
Right ascension 10h 08m 43.140s[1]
Declination +34° 14′ 32.13″[1]
Apparent magnitude (V) 7.56
Characteristics
Spectral type K0V
Apparent magnitude (B) 8.53
Apparent magnitude (J) 5.839
Apparent magnitude (H) 5.441
Apparent magnitude (K) 5.314
B−V color index 0.97
Astrometry
Radial velocity (Rv) +9.1 km/s
Proper motion (μ) RA: –64.04 ± 0.53[1] mas/yr
Dec.: –60.51 ± 0.34[1] mas/yr
Parallax (π) 54.93 ± 0.54[1] mas
Distance 59.4 ± 0.6 ly
(18.2 ± 0.2 pc)
Absolute magnitude (MV) 6.28
Details
Mass 0.82 ± 0.04 M
Radius 0.76 ± 0.03 R
Luminosity 0.32 L
Surface gravity (log g) 4.47 cgs
Temperature 4980 ± 44 K
Metallicity [Fe/H] 0.093 ± 0.04 dex
Age 9.8 Gyr
Other designations
BD+34°2089, HIP 49699, PPM 75021, SAO 61890
Database references
SIMBAD data
Exoplanet Archive data
ARICNS data
Extrasolar Planets
Encyclopaedia
data

HD 87883 is an 8th magnitude K-type main sequence star located approximately 59 light years away in the constellation Leo Minor. The age of this star is 9.8 billion years, compared with 4.6 billion years for our Sun. In August 2009, this star was found to have a radial velocity planet.[2]

The HD 87883 system[2]
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity Inclination Radius
b ≥1.78 ± 0.34 MJ 3.6 ± 0.08 2754 ± 87 0.53 ± 0.12

See also[edit]

References[edit]

Coordinates: Sky map 10h 08m 43.1395s, +34° 14′ 32.135″