HIP 14810

HIP 14810
Observation data
Epoch J2000      Equinox J2000
Constellation Aries
Right ascension 03h 11m 14.23s[1]
Declination +21° 05 50.5[1]
Apparent magnitude (V) 8.53
Characteristics
Spectral type G5V
B−V color index 0.777
Astrometry
Proper motion (μ) RA: -3.66 ± 1.81[1] mas/yr
Dec.: -53.44 ± 1.10[1] mas/yr
Parallax (π)18.71 ± 1.26[1] mas
Distance170 ± 10 ly
(53 ± 4 pc)
Absolute magnitude (MV)4.91
Details
Mass0.99 M
Radius1.1 R
Luminosity1.2 L
Surface gravity (log g)4.31 cgs
Temperature5485 ± 44 K
Metallicity0.23 ± 0.3
Other designations
BD+20° 518, SAO 75776, AG+20 283, TYC 1231-1727-1, GSC 01231-01727, PPM 92274, YZ 20 929
Database references
SIMBADdata
Exoplanet Archivedata
Extrasolar Planets
Encyclopaedia
data
Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.)

HIP 14810 is a G-type main-sequence star located approximately 170 light-years away[1] in the constellation of Aries.

Planetary system

Orbiting the star are three confirmed planets. The discovery paper for HIP 14810 b and HIP 14810 c was published in 2007,[2] while that for HIP 14810 d was published in 2009, together with a revision for the orbital parameters for planet c.[3]

The HIP 14810 planetary system[3]
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity Inclination Radius
b ≥3.88 ± 0.32 MJ 0.0692 ± 0.0040 6.673855 ± 0.000019 0.14270 ± 0.00094
c ≥1.28 ± 0.10 MJ 0.545 ± 0.031 147.730 ± 0.065 0.164 ± 0.012
d ≥0.570 ± 0.052 MJ 1.89 ± 0.11 952 ± 15 0.173 ± 0.037

See also

References

External links

Coordinates: 03h 11m 14.2304s, +21° 05′ 50.491″


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