Key parameters at a glance
- A radius of 11.32 Earth radii
- A mass of 222.48 Earth masses
- Surface gravity around 1.74 g
- An orbital period of 2.155 days
- Semi-major axis 0.0270 AU
- Equilibrium temperature 750 K (477 °C)
- Distance from Earth 367.61 light-years
- Earth Similarity Index 0.200
- Travel time at Voyager 1 speed 6,482,810 years
- Almost certainly tidally locked to its host star given the close orbit
TOI-3714 b Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
Size rank in cohort
Rank by radius
#1611of 1771
top 90.9%
This planet
11.32R⊕
Gas Giant median
13.52R⊕
Nearest-size peers
| Metric | Earth | TOI-3714 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 11.32 | 11.21 |
| Mass (M⊕) | 1.00 | 222.48 | 317.83 |
| Density (g/cm³) | 5.51 | 0.85 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.74 | 2.53 |
| Insolation (S⊕) | 1.00 | 54.00 | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 222.480 M⊕ | Direct mass measurement (not derived). |
Star Catalogue Identifiers
TIC
TIC 155867025
Gaia DR2
Gaia DR2 178924390478792320
Gaia DR3
Gaia DR3 178924390478792320
System
TOI-3714
Percentile among Gas Giant cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 2.15 Earth days (0.6% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0270 AU.
Transit Fingerprint
Depth
4.955 %
Duration
1.660 h
Impact parameter b
0.260
Rp / R★
0.204000
Transit midpoint (BJD)
2,458,840.5093
Photometric dip
Transit produces a flux drop of 49,552 ppm lasting ≈ 1.66 h.
Extended Orbital Architecture
Planet / star radius ratio
0.204000
Semi-major axis / stellar radius
11.500
Impact parameter (b)
0.260
RV semi-amplitude (K)
169.000 m/s
Transit mid-time (BJD)
2,458,840.5093
Long. of periastron (ω)
100.00°
Sky-projected obliquity (λ)
21.00°
True obliquity (ψ)
26.00°
Angular separation (arcsec)
0.24000
Eq. Temperature
750K
(477 °C)
Insolation (S⊕)
54.00
Earth = 1.00
Earth Similarity (ESI)
0.200
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — the surface is too hot to retain surface water. Close-orbiting tidally-locked around a cool host.
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
Ca Ntilde As et al. 2022Instrument
TESS CCD Array
Publication
2022-01
Observation locale
Space
Discovery cohort
Planets confirmed in 2022 at Transiting Exoplanet Survey Satellite (TESS) (12 shown).
Host System: TOI-3714
Spectral Class
M-type red dwarf
Effective Temperature
3,660 K — cooler than the Sun (5,778 K)
Estimated Age
2.90 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
0.510 R☉
Stellar Mass
0.530 M☉
Metallicity [Fe/H]
0.10
Extended Stellar Properties
Surface gravity (log g)
4.750 dex
Stellar density
5.800 g/cm³
Systemic radial velocity
36.40 km/s
Rotational v·sin i
2.00 km/s
Rotation period
23.30 days
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 11 bands
Astrometric Data
Parallax
8.844 mas
Total Proper Motion
73.455 mas/yr
PM Right Ascension
19.70 mas/yr
PM Declination
-70.76 mas/yr
Galactic Cartesian (pc)
x = 0.270 · y = 0.723 · z = 0.636
Equatorial (J2000)
RA 69.55234° · Dec 39.45800°
Galactic ℓ, b
163.304° · -5.023°
Ecliptic λ, β
73.597° · 17.176°
HTM-20 index
-1445400556
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