Key parameters at a glance

A radius of 12.10 Earth radii
A mass of 6,006.96 Earth masses
Surface gravity around 41.03 g
An orbital period of 3,626.000 days
Semi-major axis 4.4800 AU
Distance from Earth 111.19 light-years
Earth Similarity Index 0.298
Travel time at Voyager 1 speed 1,960,862 years

HD 106515 A b Planet Profile

Physical Specs

Radius

12.10 R⊕

Radius (Jupiter)

1.080 R♃

Mass

6,006.96 M⊕

Mass (Jupiter)

18.900 M♃

Density

18.60 g/cm³

Surface Gravity

41.03 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.298

HZ Position Unknown

Controversial No

Discovery

Year 2012

Method Radial Velocity

Facility La Silla Observatory

Telescope 1.2 m Leonhard Euler Telescope

Size rank in cohort

Rank by radius

#1454of 1771

top 82.0%

This planet

12.10R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

HD 62364 b 12.10 R⊕ HD 165131 b 12.10 R⊕ BD+20 2457 b 12.10 R⊕

Metric	Earth	HD 106515 A b	Jupiter
Radius (R⊕)	1.00	12.10	11.21
Mass (M⊕)	1.00	6,006.96	317.83
Density (g/cm³)	5.51	18.60	1.33
Surface Gravity (g)	1.00	41.03	2.53
Insolation (S⊕)	1.00	—	0.037

Alternative Mass Estimates

Method	Value	Interpretation
Best measured mass	6,006.957 M⊕	Direct mass measurement (not derived).
Minimum mass (M sin i)	2,939.913 M⊕	Lower bound from radial-velocity fitting.

Star Catalogue Identifiers

HD 106515 A

HIP

HIP 59743 A

TIC

TIC 176940023

Gaia DR2

Gaia DR2 3584074376569429248

Gaia DR3

Gaia DR3 3584074376569429248

System

HD 106515

Percentile among Gas Giant cohort

Radius 12.100 R⊕ · percentile 16 / cohort 1771

Mass 6,006.957 M⊕ · percentile 96 / cohort 1747

Orbital period 3,626.00 d · percentile 90 / cohort 1533

Distance 34.09 pc · percentile 10 / cohort 1759

ESI 0.298 · percentile 58 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period

3,626.000 days

Semi-major axis

4.4800 AU

Eccentricity

0.571

Inclination

29.20 °

Year Length

A year here lasts about 9.93 Earth years on a highly eccentric trajectory at a mean orbital distance of 4.4800 AU.

Eq. Temperature

—

Insolation (S⊕)

—

Earth = 1.00

Earth Similarity (ESI)

0.298

0 = alien, 1 = Earth-identical

Detection Signatures

Radial velocity

Stellar wobble has been measured spectroscopically.

Astrometry

Positional wobble of the host star was measured.

Discovery Paper

Primary reference

Marmier et al. 2013

Instrument

CORALIE Spectrograph

Publication

2013-03

Observation locale

Ground

Discovery cohort

Planets confirmed in 2012 at La Silla Observatory (11 shown).

GJ 676 A d · Super-Earth GJ 667 C b · Sub-Neptune GJ 676 A e · Sub-Neptune HD 77338 b · Neptune-like HD 166724 b · Gas Giant HD 219077 b · Gas Giant HD 98649 b · Gas Giant HD 196067 b · Gas Giant HD 27631 b · Gas Giant HD 220689 b · Gas Giant GJ 3470 b · Neptune-like

Host System: HD 106515 A

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,362 K — cooler than the Sun (5,778 K)

Estimated Age

8.20 Gyr — older than the Sun (4.6 Gyr)

Stellar Radius

0.910 R☉

Stellar Mass

0.890 M☉

Metallicity [Fe/H]

0.03

Extended Stellar Properties

Surface gravity (log g)

4.410 dex

Stellar density

1.660 g/cm³

Systemic radial velocity

20.81 km/s

Rotational v·sin i

1.00 km/s

Activity index (log R'HK)

-5.100

Metallicity ratio

[Fe/H]

Distance

34.09 parsec

Light-years 111.19 ly

V-band magnitude

7.97 mag

Voyager-speed travel 1,960,862 yr

Multi-band Host Photometry — 12 bands

Astrometric Data

Parallax

29.304 mas

Total Proper Motion

256.772 mas/yr

PM Right Ascension

-251.58 mas/yr

PM Declination

-51.39 mas/yr

Galactic Cartesian (pc)

x = -0.990 · y = -0.065 · z = -0.126

Equatorial (J2000)

RA 183.77627° · Dec -7.25754°

Galactic ℓ, b

287.284° · 54.507°

Ecliptic λ, β

186.348° · -5.159°

HTM-20 index

1742708258