Key parameters at a glance
- A radius of 5.20 Earth radii
- A mass of 22.40 Earth masses
- Surface gravity around 0.83 g
- An orbital period of 24.283 days
- Semi-major axis 0.1660 AU
- Equilibrium temperature 603 K (330 °C)
- Distance from Earth 264.93 light-years
- Earth Similarity Index 0.303
- Travel time at Voyager 1 speed 4,671,988 years
TOI-1710 b Planet Profile
Physical Specs
Classification
Planet Type
Neptune-like
Discovery
Size rank in cohort
Rank by radius
#358of 574
top 62.2%
This planet
5.20R⊕
Neptune-like median
6.39R⊕
Nearest-size peers
| Metric | Earth | TOI-1710 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 5.20 | 11.21 |
| Mass (M⊕) | 1.00 | 22.40 | 317.83 |
| Density (g/cm³) | 5.51 | 0.87 | 1.33 |
| Surface Gravity (g) | 1.00 | 0.83 | 2.53 |
| Insolation (S⊕) | 1.00 | 33.00 | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 22.400 M⊕ | Direct mass measurement (not derived). |
Star Catalogue Identifiers
TIC
TIC 445805961
Gaia DR2
Gaia DR2 1116613161053977472
Gaia DR3
Gaia DR3 1116613161053977472
System
TOI-1710
Percentile among Neptune-like cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 24.28 Earth days (6.6% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1660 AU.
Transit Fingerprint
Depth
0.284 %
Duration
5.255 h
Impact parameter b
0.135
Rp / R★
0.049823
Transit midpoint (BJD)
2,458,836.9629
Photometric dip
Transit produces a flux drop of 2,844 ppm lasting ≈ 5.26 h.
Extended Orbital Architecture
Planet / star radius ratio
0.049823
Semi-major axis / stellar radius
30.600
Impact parameter (b)
0.135
RV semi-amplitude (K)
4.870 m/s
Transit mid-time (BJD)
2,458,836.9629
Long. of periastron (ω)
90.00°
Angular separation (arcsec)
2.04000
Eq. Temperature
603K
(330 °C)
Insolation (S⊕)
33.00
Earth = 1.00
Earth Similarity (ESI)
0.303
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — the surface is too hot to retain surface water.
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
K Ouml Nig et al. 2022Instrument
TESS CCD Array
Publication
2022-04
Observation locale
Space
Discovery cohort
Planets confirmed in 2022 at Transiting Exoplanet Survey Satellite (TESS) (12 shown).
Host System: TOI-1710
Spectral Class
G-type yellow (Sun-like)
Effective Temperature
5,684 K — cooler than the Sun (5,778 K)
Estimated Age
1.50 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
0.957 R☉
Stellar Mass
1.026 M☉
Metallicity [Fe/H]
0.15
Extended Stellar Properties
Surface gravity (log g)
4.486 dex
Stellar density
1.636 g/cm³
Systemic radial velocity
-39.40 km/s
Rotational v·sin i
2.30 km/s
Rotation period
22.50 days
Activity index (log R'HK)
-4.786
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 11 bands
Astrometric Data
Parallax
12.282 mas
Total Proper Motion
81.688 mas/yr
PM Right Ascension
59.84 mas/yr
PM Declination
55.61 mas/yr
Galactic Cartesian (pc)
x = -0.018 · y = 0.238 · z = 0.971
Equatorial (J2000)
RA 94.28384° · Dec 76.21102°
Galactic ℓ, b
137.916° · 24.281°
Ecliptic λ, β
91.683° · 52.797°
HTM-20 index
-280375269
Similar Worlds
Kepler-562 b
Neptune-like · G-type yellow (Sun-like)
Radius 5.21 R⊕ · 3,238.0 ly
TOI-5238 b
Neptune-like · G-type yellow (Sun-like)
Radius 5.22 R⊕ · 948.0 ly
Kepler-418 c
Neptune-like · G-type yellow (Sun-like)
Radius 5.22 R⊕ · 3,269.8 ly
Kepler-495 b
Neptune-like · G-type yellow (Sun-like)
Radius 5.23 R⊕ · 2,149.1 ly
Kepler-841 b
Neptune-like · G-type yellow (Sun-like)
Radius 5.23 R⊕ · 3,258.2 ly
HD 10180 f
Neptune-like · G-type yellow (Sun-like)
Radius 5.24 R⊕ · 127.1 ly