Key parameters at a glance

A radius of 13.20 Earth radii
A mass of 851.78 Earth masses
Surface gravity around 4.89 g
An orbital period of 232.080 days
Semi-major axis 0.7060 AU
Distance from Earth 216.36 light-years
Earth Similarity Index 0.389
Travel time at Voyager 1 speed 3,815,494 years

HIP 109600 b Planet Profile

Physical Specs

Radius

13.20 R⊕

Radius (Jupiter)

1.180 R♃

Mass

851.78 M⊕

Mass (Jupiter)

2.680 M♃

Density

2.04 g/cm³

Surface Gravity

4.89 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.389

HZ Position Unknown

Controversial No

Discovery

Year 2016

Method Radial Velocity

Facility Haute-Provence Observatory

Telescope 1.93 m Telescope

Size rank in cohort

Rank by radius

#847of 1771

top 47.8%

This planet

13.20R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

HD 12661 c 13.20 R⊕ HD 37605 b 13.20 R⊕ MOA-2009-BLG-387L b 13.20 R⊕

Metric	Earth	HIP 109600 b	Jupiter
Radius (R⊕)	1.00	13.20	11.21
Mass (M⊕)	1.00	851.78	317.83
Density (g/cm³)	5.51	2.04	1.33
Surface Gravity (g)	1.00	4.89	2.53
Insolation (S⊕)	1.00	—	0.037

Alternative Mass Estimates

Method	Value	Interpretation
Minimum mass (M sin i)	851.784 M⊕	Lower bound from radial-velocity fitting.

Star Catalogue Identifiers

HIP

HIP 109600

TIC

TIC 27864699

Gaia DR2

Gaia DR2 1894962115280642688

Gaia DR3

Gaia DR3 1894962115280642688

System

HIP 109600

Percentile among Gas Giant cohort

Radius 13.200 R⊕ · percentile 49 / cohort 1771

Mass 851.784 M⊕ · percentile 63 / cohort 1747

Orbital period 232.08 d · percentile 58 / cohort 1533

Distance 66.34 pc · percentile 27 / cohort 1759

ESI 0.389 · percentile 82 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period

232.080 days

Semi-major axis

0.7060 AU

Eccentricity

0.163

Inclination

— °

Year Length

A year here lasts approximately 232.08 Earth days (63.5% of a terrestrial year) on a mildly elliptical path at a mean orbital distance of 0.7060 AU.

Eq. Temperature

—

Insolation (S⊕)

—

Earth = 1.00

Earth Similarity (ESI)

0.389

0 = alien, 1 = Earth-identical

Discovery Paper

Primary reference

H Eacute Brard et al. 2016

Instrument

SOPHIE Spectrograph

Publication

2016-04

Observation locale

Ground

Discovery cohort

Planets confirmed in 2016 at Haute-Provence Observatory (10 shown).

HD 35759 b · Gas Giant HD 220842 b · Gas Giant HD 12484 b · Gas Giant HD 191806 b · Gas Giant HD 221585 b · Gas Giant HIP 109384 b · Gas Giant HD 143105 b · Gas Giant HD 214823 b · Gas Giant HIP 65407 c · Gas Giant HIP 65407 b · Gas Giant

Host System: HIP 109600

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,530 K — cooler than the Sun (5,778 K)

Estimated Age

—

Stellar Radius

0.972 R☉

Stellar Mass

0.870 M☉

Metallicity [Fe/H]

-0.12

Extended Stellar Properties

Surface gravity (log g)

4.450 dex

Stellar density

1.454 g/cm³

Systemic radial velocity

-70.00 km/s

Rotational v·sin i

2.70 km/s

Metallicity ratio

[Fe/H]

Distance

66.34 parsec

Light-years 216.36 ly

V-band magnitude

9.18 mag

Voyager-speed travel 3,815,494 yr

Multi-band Host Photometry — 11 bands

Astrometric Data

Parallax

15.046 mas

Total Proper Motion

228.111 mas/yr

PM Right Ascension

208.65 mas/yr

PM Declination

92.19 mas/yr

Galactic Cartesian (pc)

x = 0.779 · y = -0.396 · z = 0.486

Equatorial (J2000)

RA 333.02708° · Dec 29.06621°

Galactic ℓ, b

85.763° · -22.076°

Ecliptic λ, β

347.651° · 37.116°

HTM-20 index

-609932920