Key parameters at a glance

A radius of 11.90 Earth radii
A mass of 8,612.83 Earth masses
Surface gravity around 60.82 g
An orbital period of 24,469.673 days
Semi-major axis 16.7140 AU
Distance from Earth 147.05 light-years
Earth Similarity Index 0.255
Travel time at Voyager 1 speed 2,593,227 years

HD 110537 b Planet Profile

Physical Specs

Radius

11.90 R⊕

Radius (Jupiter)

1.060 R♃

Mass

8,612.83 M⊕

Mass (Jupiter)

27.099 M♃

Density

28.10 g/cm³

Surface Gravity

60.82 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.255

HZ Position Unknown

Controversial No

Discovery

Year 2022

Method Radial Velocity

Facility Multiple Observatories

Telescope Multiple Telescopes

Size rank in cohort

Rank by radius

#1526of 1771

top 86.1%

This planet

11.90R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

2MASS J22501512+2325342 b 11.90 R⊕ KMT-2020-BLG-0414L c 11.90 R⊕ DENIS-P J082303.1-491201 b 11.90 R⊕

Metric	Earth	HD 110537 b	Jupiter
Radius (R⊕)	1.00	11.90	11.21
Mass (M⊕)	1.00	8,612.83	317.83
Density (g/cm³)	5.51	28.10	1.33
Surface Gravity (g)	1.00	60.82	2.53
Insolation (S⊕)	1.00	—	0.037

Alternative Mass Estimates

Method	Value	Interpretation
Best measured mass	8,612.832 M⊕	Direct mass measurement (not derived).

Star Catalogue Identifiers

HD 110537

HIP

HIP 62039

TIC

TIC 51739133

Gaia DR2

Gaia DR2 3681795018676501120

Gaia DR3

Gaia DR3 3681795018676501120

System

HIP 62039

Percentile among Gas Giant cohort

Radius 11.900 R⊕ · percentile 13 / cohort 1771

Mass 8,612.832 M⊕ · percentile 99 / cohort 1747

Orbital period 24,469.67 d · percentile 98 / cohort 1533

Distance 45.09 pc · percentile 16 / cohort 1759

ESI 0.255 · percentile 46 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period

24,469.673 days

Semi-major axis

16.7140 AU

Eccentricity

0.401

Inclination

51.89 °

Year Length

A year here lasts about 66.99 Earth years on a highly eccentric trajectory at a mean orbital distance of 16.7140 AU.

Eq. Temperature

—

Insolation (S⊕)

—

Earth = 1.00

Earth Similarity (ESI)

0.255

0 = alien, 1 = Earth-identical

Discovery Paper

Primary reference

Feng et al. 2022

Instrument

Multiple Instruments

Publication

2022-09

Observation locale

Ground

Discovery cohort

Planets confirmed in 2022 at Multiple Observatories (12 shown).

Kepler-138 e · Rocky Terrestrial HD 93351 b · Super-Earth GJ 1002 b · Rocky Terrestrial GJ 2030 b · Sub-Neptune GJ 3929 c · Sub-Neptune HD 217786 c · Sub-Neptune GJ 1002 c · Rocky Terrestrial HD 155918 b · Sub-Neptune HD 213519 b · Sub-Neptune HD 191939 g · Sub-Neptune GJ 514 b · Sub-Neptune HD 12235 b · Sub-Neptune

Host System: HD 110537

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,718 K — cooler than the Sun (5,778 K)

Estimated Age

—

Stellar Radius

1.166 R☉

Stellar Mass

1.020 M☉

Metallicity [Fe/H]

0.09

Extended Stellar Properties

Surface gravity (log g)

4.313 dex

Stellar density

0.907 g/cm³

Systemic radial velocity

35.00 km/s

Rotational v·sin i

1.80 km/s

Activity index (log R'HK)

-5.050

Metallicity ratio

[M/H]

Distance

45.09 parsec

Light-years 147.05 ly

V-band magnitude

7.83 mag

Voyager-speed travel 2,593,227 yr

Multi-band Host Photometry — 8 bands

Astrometric Data

Parallax

22.151 mas

Total Proper Motion

283.561 mas/yr

PM Right Ascension

-219.37 mas/yr

PM Declination

-179.68 mas/yr

Galactic Cartesian (pc)

x = -0.980 · y = -0.186 · z = -0.071

Equatorial (J2000)

RA 190.74624° · Dec -4.05011°

Galactic ℓ, b

298.866° · 58.755°

Ecliptic λ, β

191.460° · 0.526°

HTM-20 index

-1667861135