Key parameters at a glance
- A radius of 3.10 Earth radii
- A mass of 12.50 Earth masses
- Surface gravity around 1.30 g
- An orbital period of 1.217 days
- Semi-major axis 0.0207 AU
- Equilibrium temperature 1,237 K (964 °C)
- Distance from Earth 237.28 light-years
- Earth Similarity Index 0.188
- Travel time at Voyager 1 speed 4,184,475 years
- Almost certainly tidally locked to its host star given the close orbit
1 sibling around TOI-1410
TOI-1410.01 shares its host star with 1 other confirmed planet. Side-by-side measurements below.
| Planet | Type | Radius (R⊕) | Mass (M⊕) | Period (d) | Eq. T (K) | Year |
|---|---|---|---|---|---|---|
| TOI-1410.01 this | Sub-Neptune | 3.10 | 12.50 | 1.217 | 1,237 | 2024 |
| TOI-1410 c | Neptune-like | 5.63 | 27.00 | 47.560 | — | 2024 |
TOI-1410.01 Planet Profile
Physical Specs
Classification
Planet Type
Sub-Neptune
Discovery
Size rank in cohort
Rank by radius
#432of 1978
top 21.8%
This planet
3.10R⊕
Sub-Neptune median
2.71R⊕
Nearest-size peers
| Metric | Earth | TOI-1410.01 | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 3.10 | 11.21 |
| Mass (M⊕) | 1.00 | 12.50 | 317.83 |
| Density (g/cm³) | 5.51 | 2.30 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.30 | 2.53 |
| Insolation (S⊕) | 1.00 | 565.54 | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 12.500 M⊕ | Direct mass measurement (not derived). |
Star Catalogue Identifiers
TIC
TIC 199444169
Gaia DR2
Gaia DR2 1958584565350234752
Gaia DR3
Gaia DR3 1958584565350234752
System
TOI-1410
Percentile among Sub-Neptune cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 1.22 Earth days (0.3% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0207 AU.
Transit Fingerprint
Depth
0.124 %
Duration
1.112 h
Impact parameter b
0.565
Rp / R★
0.037614
Transit midpoint (BJD)
2,458,739.7293
Photometric dip
Transit produces a flux drop of 1,240 ppm lasting ≈ 1.11 h.
Extended Orbital Architecture
Planet / star radius ratio
0.037614
Semi-major axis / stellar radius
5.510
Impact parameter (b)
0.565
RV semi-amplitude (K)
8.670 m/s
Transit mid-time (BJD)
2,458,739.7293
Long. of periastron (ω)
90.00°
Angular separation (arcsec)
0.28500
Eq. Temperature
1,237K
(964 °C)
Insolation (S⊕)
565.54
Earth = 1.00
Earth Similarity (ESI)
0.188
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — the dayside is scorched. 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
Hord et al. 2024Instrument
TESS CCD Array
Publication
2024-05
Observation locale
Space
Discovery cohort
Planets confirmed in 2024 at Transiting Exoplanet Survey Satellite (TESS) (12 shown).
Host System: TOI-1410
Spectral Class
K-type orange
Effective Temperature
4,635 K — cooler than the Sun (5,778 K)
Estimated Age
6.60 Gyr — older than the Sun (4.6 Gyr)
Stellar Radius
0.756 R☉
Stellar Mass
0.794 M☉
Metallicity [Fe/H]
0.33
Extended Stellar Properties
Surface gravity (log g)
4.579 dex
Stellar density
2.568 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 11 bands
Astrometric Data
Parallax
13.717 mas
Total Proper Motion
68.212 mas/yr
PM Right Ascension
-67.42 mas/yr
PM Declination
10.39 mas/yr
Galactic Cartesian (pc)
x = 0.667 · y = -0.313 · z = 0.676
Equatorial (J2000)
RA 334.88285° · Dec 42.56031°
Galactic ℓ, b
95.325° · -12.024°
Ecliptic λ, β
358.467° · 48.152°
HTM-20 index
-1033856158
Similar Worlds
Kepler-749 b
Sub-Neptune · K-type orange
Radius 3.10 R⊕ · 2,351.7 ly
Kepler-1318 b
Sub-Neptune · K-type orange
Radius 3.11 R⊕ · 1,550.0 ly
Kepler-859 b
Sub-Neptune · K-type orange
Radius 3.09 R⊕ · 2,739.4 ly
Kepler-563 b
Sub-Neptune · K-type orange
Radius 3.09 R⊕ · 1,843.5 ly
TOI-1260 d
Sub-Neptune · K-type orange
Radius 3.12 R⊕ · 240.0 ly
Kepler-224 c
Sub-Neptune · K-type orange
Radius 3.12 R⊕ · 2,550.8 ly