HIP 14810

HIP 14810

Observation data Epoch J2000      Equinox J2000
Constellation	Aries
Right ascension	03h 11m 14.23s
Declination	+21° 05′ 50.5″
Apparent magnitude (V)	8.53
Characteristics
Spectral type	G5V
B−V color index	0.777
Astrometry
Proper motion (μ)	RA: -3.66 ± 1.81 mas/yr Dec.: -53.44 ± 1.10 mas/yr
Parallax (π)	18.71 ± 1.26 mas
Distance	170 ± 10 ly (53 ± 4 pc)
Absolute magnitude (MV)	4.91
Details
Mass	0.99 M☉
Radius	1.1 R☉
Luminosity	1.2 L☉
Surface gravity (log g)	4.31 cgs
Temperature	5485 ± 44 K
Metallicity	0.23 ± 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
SIMBAD	data
Exoplanet Archive	data
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 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, while that for HIP 14810 d was published in 2009, together with a revision for the orbital parameters for planet c.

The HIP 14810 planetary system

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

• List of extrasolar planets

External links

• Extrasolar Planet Interactions by Rory Barnes & Richard Greenberg, Lunar and Planetary Lab, University of Arizona
• Image HIP 14810