Key parameters at a glance

A radius of 13.30 Earth radii
A mass of 731.00 Earth masses
Surface gravity around 4.13 g
An orbital period of 589.640 days
Semi-major axis 1.6400 AU
Distance from Earth 33.72 light-years
Earth Similarity Index 0.377
Travel time at Voyager 1 speed 594,732 years

HD 62509 b Planet Profile

Physical Specs

Radius

13.30 R⊕

Radius (Jupiter)

1.190 R♃

Mass

731.00 M⊕

Mass (Jupiter)

2.300 M♃

Density

1.71 g/cm³

Surface Gravity

4.13 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.377

HZ Position Unknown

Controversial No

Discovery

Year 2006

Method Radial Velocity

Facility Multiple Observatories

Telescope Multiple Telescopes

Size rank in cohort

Rank by radius

#793of 1771

top 44.7%

This planet

13.30R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

HD 12661 b 13.30 R⊕ HD 129445 b 13.30 R⊕ GJ 876 b 13.30 R⊕

Metric	Earth	HD 62509 b	Jupiter
Radius (R⊕)	1.00	13.30	11.21
Mass (M⊕)	1.00	731.00	317.83
Density (g/cm³)	5.51	1.71	1.33
Surface Gravity (g)	1.00	4.13	2.53
Insolation (S⊕)	1.00	—	0.037

Alternative Mass Estimates

Method	Value	Interpretation
Minimum mass (M sin i)	731.000 M⊕	Lower bound from radial-velocity fitting.

Star Catalogue Identifiers

HD 62509

HIP

HIP 37826

TIC

TIC 423088367

System

HD 62509

Percentile among Gas Giant cohort

Radius 13.300 R⊕ · percentile 53 / cohort 1771

Mass 731.000 M⊕ · percentile 58 / cohort 1747

Orbital period 589.64 d · percentile 70 / cohort 1533

Distance 10.34 pc · percentile 1 / cohort 1759

ESI 0.377 · percentile 78 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period

589.640 days

Semi-major axis

1.6400 AU

Eccentricity

0.020

Inclination

— °

Year Length

A year here lasts about 1.61 Earth years on a nearly circular orbit at a mean orbital distance of 1.6400 AU.

Eq. Temperature

—

Insolation (S⊕)

—

Earth = 1.00

Earth Similarity (ESI)

0.377

0 = alien, 1 = Earth-identical

Discovery Paper

Primary reference

Hatzes et al. 2006

Instrument

Multiple Instruments

Publication

2006-10

Observation locale

Ground

Host System: HD 62509

Spectral Class

K-type orange

Effective Temperature

4,893 K — cooler than the Sun (5,778 K)

Estimated Age

0.98 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

8.900 R☉

Stellar Mass

2.000 M☉

Metallicity [Fe/H]

0.10

Extended Stellar Properties

Surface gravity (log g)

2.780 dex

Rotational v·sin i

2.31 km/s

Metallicity ratio

[M/H]

Distance

10.34 parsec

Light-years 33.72 ly

V-band magnitude

1.13 mag

Voyager-speed travel 594,732 yr

Multi-band Host Photometry — 10 bands

Astrometric Data

Parallax

96.740 mas

Total Proper Motion

627.688 mas/yr

PM Right Ascension

-626.00 mas/yr

PM Declination

-46.00 mas/yr

Galactic Cartesian (pc)

x = -0.392 · y = 0.791 · z = 0.470

Equatorial (J2000)

RA 116.32882° · Dec 28.02613°

Galactic ℓ, b

192.229° · 23.406°

Ecliptic λ, β

113.212° · 6.684°

HTM-20 index

-344487131

Observation Record

Photometric series

RV measurements

Archive notes

Similar Worlds

TOI-4010 e

Gas Giant · K-type orange

Radius 13.30 R⊕ · 578.9 ly

HD 94890 b

Gas Giant · K-type orange

Radius 13.30 R⊕ · 201.2 ly

NGC 2682 Sand 978 b

Gas Giant · K-type orange

Radius 13.30 R⊕ · 2,680.7 ly

HD 12661 b

Gas Giant · K-type orange

Radius 13.30 R⊕ · 123.4 ly

HD 108863 b

Gas Giant · K-type orange

Radius 13.30 R⊕ · 537.3 ly

Kepler-432 c

Gas Giant · K-type orange

Radius 13.30 R⊕ · 2,765.9 ly

Explore Related Categories

Gas Giant Planets Radial Velocity Discoveries Multiple Observatories Mission K-type orange Hosts