Key parameters at a glance

A radius of 13.29 Earth radii
A mass of 1,582.79 Earth masses
Surface gravity around 8.96 g
An orbital period of 165.772 days
Semi-major axis 0.6410 AU
Distance from Earth 1,058.21 light-years
Earth Similarity Index 0.420
Travel time at Voyager 1 speed 18,661,473 years

TIC 241249530 b Planet Profile

Physical Specs

Radius

13.29 R⊕

Radius (Jupiter)

1.186 R♃

Mass

1,582.79 M⊕

Mass (Jupiter)

4.980 M♃

Density

3.70 g/cm³

Surface Gravity

8.96 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.420

HZ Position Unknown

Controversial No

Discovery

Year 2024

Method Transit

Facility Transiting Exoplanet Survey Satellite (TESS)

Telescope 0.1 m TESS Telescope

Size rank in cohort

Rank by radius

#841of 1771

top 47.4%

This planet

13.29R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

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

Metric	Earth	TIC 241249530 b	Jupiter
Radius (R⊕)	1.00	13.29	11.21
Mass (M⊕)	1.00	1,582.79	317.83
Density (g/cm³)	5.51	3.70	1.33
Surface Gravity (g)	1.00	8.96	2.53
Insolation (S⊕)	1.00	—	0.037

Alternative Mass Estimates

Method	Value	Interpretation
Best measured mass	1,582.785 M⊕	Direct mass measurement (not derived).

Star Catalogue Identifiers

TIC

TIC 241249530

Gaia DR2

Gaia DR2 995754258812449024

Gaia DR3

Gaia DR3 995754258812449024

System

TIC 241249530

Percentile among Gas Giant cohort

Radius 13.294 R⊕ · percentile 53 / cohort 1771

Mass 1,582.785 M⊕ · percentile 75 / cohort 1747

Orbital period 165.77 d · percentile 56 / cohort 1533

Distance 324.45 pc · percentile 62 / cohort 1759

ESI 0.420 · percentile 91 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period

165.772 days

Semi-major axis

0.6410 AU

Eccentricity

0.941

Inclination

85.17 °

Year Length

A year here lasts approximately 165.77 Earth days (45.4% of a terrestrial year) on a highly eccentric trajectory at a mean orbital distance of 0.6410 AU.

Transit Fingerprint

Impact parameter b

0.581

Rp / R★

0.087300

Transit midpoint (BJD)

2,458,860.8007

Extended Orbital Architecture

Planet / star radius ratio

0.087300

Impact parameter (b)

0.581

RV semi-amplitude (K)

463.300 m/s

Transit mid-time (BJD)

2,458,860.8007

Long. of periastron (ω)

42.32°

Sky-projected obliquity (λ)

163.50°

Angular separation (arcsec)

1.98000

Eq. Temperature

—

Insolation (S⊕)

—

Earth = 1.00

Earth Similarity (ESI)

0.420

0 = alien, 1 = Earth-identical

Detection Signatures

Transit photometry

A transit dip has been observed from at least one telescope.

Radial velocity

Stellar wobble has been measured spectroscopically.

Discovery Paper

Primary reference

Gupta et al. 2024

Instrument

TESS CCD Array

Publication

2024-07

Observation locale

Space

Discovery cohort

Planets confirmed in 2024 at Transiting Exoplanet Survey Satellite (TESS) (12 shown).

Gliese 12 b · Rocky Terrestrial TOI-6002 b · Super-Earth TOI-5713 b · Super-Earth TOI-4336 A b · Sub-Neptune TOI-406.01 · Sub-Neptune TOI-1224 c · Sub-Neptune LHS 1678 d · Rocky Terrestrial TOI-2088 b · Sub-Neptune TOI-2120 b · Sub-Neptune TOI-1806.01 · Sub-Neptune TOI-4633 c · Sub-Neptune TOI-260 b · Super-Earth

Host System: TIC 241249530

Spectral Class

F-type yellow-white

Effective Temperature

6,166 K — hotter than the Sun (5,778 K)

Estimated Age

3.20 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.397 R☉

Stellar Mass

1.271 M☉

Metallicity [Fe/H]

0.09

Extended Stellar Properties

Surface gravity (log g)

4.230 dex

Stellar density

0.748 g/cm³

Rotational v·sin i

4.60 km/s

Metallicity ratio

[Fe/H]

Distance

324.45 parsec

Light-years 1,058.21 ly

V-band magnitude

11.91 mag

Voyager-speed travel 18,661,473 yr

Multi-band Host Photometry — 11 bands

Astrometric Data

Parallax

3.054 mas

Total Proper Motion

17.587 mas/yr

PM Right Ascension

7.67 mas/yr

PM Declination

-15.83 mas/yr

Galactic Cartesian (pc)

x = -0.055 · y = 0.595 · z = 0.802

Equatorial (J2000)

RA 95.30890° · Dec 53.29502°

Galactic ℓ, b

161.266° · 17.198°

Ecliptic λ, β

93.655° · 29.923°

HTM-20 index

-1561113490