Key parameters at a glance
- A radius of 13.57 Earth radii
- A mass of 457.67 Earth masses
- Surface gravity around 2.48 g
- An orbital period of 3.802 days
- Semi-major axis 0.0522 AU
- Equilibrium temperature 1,570 K (1297 °C)
- Distance from Earth 1,092.60 light-years
- Earth Similarity Index 0.087
- Travel time at Voyager 1 speed 19,267,996 years
TOI-4137 b Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
Size rank in cohort
Rank by radius
#658of 1771
top 37.1%
This planet
13.57R⊕
Gas Giant median
13.52R⊕
Nearest-size peers
| Metric | Earth | TOI-4137 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 13.57 | 11.21 |
| Mass (M⊕) | 1.00 | 457.67 | 317.83 |
| Density (g/cm³) | 5.51 | 1.01 | 1.33 |
| Surface Gravity (g) | 1.00 | 2.48 | 2.53 |
| Insolation (S⊕) | 1.00 | 1,013.00 | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 457.673 M⊕ | Direct mass measurement (not derived). |
Star Catalogue Identifiers
TIC
TIC 417646390
Gaia DR2
Gaia DR2 497750842338402560
Gaia DR3
Gaia DR3 497750842338402560
System
TOI-4137
Percentile among Gas Giant cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 3.80 Earth days (1.0% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0522 AU.
Transit Fingerprint
Depth
0.749 %
Duration
3.430 h
Impact parameter b
0.584
Transit midpoint (BJD)
2,458,990.4665
Photometric dip
Transit produces a flux drop of 7,490 ppm lasting ≈ 3.43 h.
Extended Orbital Architecture
Semi-major axis / stellar radius
7.800
Impact parameter (b)
0.584
RV semi-amplitude (K)
156.000 m/s
Transit mid-time (BJD)
2,458,990.4665
Angular separation (arcsec)
0.15600
Eq. Temperature
1,570K
(1297 °C)
Insolation (S⊕)
1,013.00
Earth = 1.00
Earth Similarity (ESI)
0.087
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
Yee et al. 2022Instrument
TESS CCD Array
Publication
2022-08
Observation locale
Space
Discovery cohort
Planets confirmed in 2022 at Transiting Exoplanet Survey Satellite (TESS) (12 shown).
Host System: TOI-4137
Spectral Class
F-type yellow-white
Effective Temperature
6,202 K — hotter than the Sun (5,778 K)
Estimated Age
2.10 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.438 R☉
Stellar Mass
1.313 M☉
Metallicity [Fe/H]
0.18
Extended Stellar Properties
Surface gravity (log g)
4.240 dex
Stellar density
0.621 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 11 bands
Astrometric Data
Parallax
2.957 mas
Total Proper Motion
20.075 mas/yr
PM Right Ascension
19.86 mas/yr
PM Declination
-2.94 mas/yr
Galactic Cartesian (pc)
x = 0.072 · y = 0.328 · z = 0.942
Equatorial (J2000)
RA 77.61288° · Dec 70.39108°
Galactic ℓ, b
141.500° · 17.587°
Ecliptic λ, β
83.912° · 47.213°
HTM-20 index
1701958435
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