Key parameters at a glance
- A radius of 11.21 Earth radii
- A mass of 203.41 Earth masses
- Surface gravity around 1.62 g
- An orbital period of 7.186 days
- Semi-major axis 0.0730 AU
- Equilibrium temperature 1,100 K (827 °C)
- Distance from Earth 1,431.31 light-years
- Earth Similarity Index 0.132
- Travel time at Voyager 1 speed 25,241,142 years
TOI-2524 b Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
Size rank in cohort
Rank by radius
#1633of 1771
top 92.2%
This planet
11.21R⊕
Gas Giant median
13.52R⊕
Nearest-size peers
| Metric | Earth | TOI-2524 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 11.21 | 11.21 |
| Mass (M⊕) | 1.00 | 203.41 | 317.83 |
| Density (g/cm³) | 5.51 | 0.79 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.62 | 2.53 |
| Insolation (S⊕) | 1.00 | 210.61 | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 203.410 M⊕ | Direct mass measurement (not derived). |
Star Catalogue Identifiers
TIC
TIC 169249234
Gaia DR2
Gaia DR2 3802583419029393152
Gaia DR3
Gaia DR3 3802583419029393152
System
TOI-2524
Percentile among Gas Giant cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 7.19 Earth days (2.0% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0730 AU.
Transit Fingerprint
Depth
1.119 %
Duration
4.254 h
Rp / R★
0.092000
Transit midpoint (BJD)
2,458,550.1550
Photometric dip
Transit produces a flux drop of 11,193 ppm lasting ≈ 4.25 h.
Extended Orbital Architecture
Planet / star radius ratio
0.092000
Semi-major axis / stellar radius
14.300
RV semi-amplitude (K)
67.000 m/s
Transit mid-time (BJD)
2,458,550.1550
Angular separation (arcsec)
0.16600
Eq. Temperature
1,100K
(827 °C)
Insolation (S⊕)
210.61
Earth = 1.00
Earth Similarity (ESI)
0.132
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — the dayside is scorched.
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
Eberhardt et al. 2023Instrument
TESS CCD Array
Publication
2023-12
Observation locale
Space
Discovery cohort
Planets confirmed in 2023 at Transiting Exoplanet Survey Satellite (TESS) (12 shown).
Host System: TOI-2524
Spectral Class
G-type yellow (Sun-like)
Effective Temperature
5,831 K — hotter than the Sun (5,778 K)
Estimated Age
6.70 Gyr — older than the Sun (4.6 Gyr)
Stellar Radius
1.119 R☉
Stellar Mass
1.007 M☉
Metallicity [Fe/H]
0.06
Extended Stellar Properties
Surface gravity (log g)
4.344 dex
Stellar density
1.013 g/cm³
Rotational v·sin i
2.20 km/s
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
2.250 mas
Total Proper Motion
11.086 mas/yr
PM Right Ascension
9.97 mas/yr
PM Declination
4.85 mas/yr
Galactic Cartesian (pc)
x = -0.944 · y = 0.327 · z = -0.033
Equatorial (J2000)
RA 160.88684° · Dec -1.91270°
Galactic ℓ, b
251.122° · 47.675°
Ecliptic λ, β
163.093° · -9.253°
HTM-20 index
-244539241
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