Key parameters at a glance
- A radius of 5.11 Earth radii
- A mass of 22.90 Earth masses
- Surface gravity around 0.88 g
- An orbital period of 5.425 days
- Semi-major axis 0.0504 AU
- Equilibrium temperature 625 K (352 °C)
- Distance from Earth 463.10 light-years
- Earth Similarity Index 0.299
- Travel time at Voyager 1 speed 8,166,744 years
- Almost certainly tidally locked to its host star given the close orbit
Kepler-1314 b Planet Profile
Physical Specs
Classification
Planet Type
Neptune-like
Discovery
Size rank in cohort
Rank by radius
#366of 574
top 63.6%
This planet
5.11R⊕
Neptune-like median
6.39R⊕
Nearest-size peers
| Metric | Earth | Kepler-1314 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 5.11 | 11.21 |
| Mass (M⊕) | 1.00 | 22.90 | 317.83 |
| Density (g/cm³) | 5.51 | 0.94 | 1.33 |
| Surface Gravity (g) | 1.00 | 0.88 | 2.53 |
| Insolation (S⊕) | 1.00 | 36.05 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 270955259
Gaia DR2
Gaia DR2 2079920724360946560
Gaia DR3
Gaia DR3 2079920724360946560
System
Kepler-1314
Percentile among Neptune-like cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 5.42 Earth days (1.5% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0504 AU.
Transit Fingerprint
Depth
0.768 %
Duration
1.143 h
Impact parameter b
0.104
Rp / R★
0.080376
Transit midpoint (BJD)
2,454,966.7291
Photometric dip
Transit produces a flux drop of 7,680 ppm lasting ≈ 1.14 h.
Extended Orbital Architecture
Planet / star radius ratio
0.080376
Semi-major axis / stellar radius
39.290
Impact parameter (b)
0.104
Transit mid-time (BJD)
2,454,966.7291
Angular separation (arcsec)
0.35500
Eq. Temperature
625K
(352 °C)
Insolation (S⊕)
36.05
Earth = 1.00
Earth Similarity (ESI)
0.299
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.
Discovery Paper
Primary reference
Morton et al. 2016Instrument
Kepler CCD Array
Publication
2016-05
Observation locale
Space
Discovery cohort
Planets confirmed in 2016 at Kepler (12 shown).
Host System: Kepler-1314
Spectral Class
K-type orange
Effective Temperature
4,188 K — cooler than the Sun (5,778 K)
Estimated Age
6.03 Gyr — older than the Sun (4.6 Gyr)
Stellar Radius
0.590 R☉
Stellar Mass
0.600 M☉
Metallicity [Fe/H]
-0.22
Extended Stellar Properties
Surface gravity (log g)
4.680 dex
Stellar density
18.534 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 15 bands
Astrometric Data
Parallax
7.043 mas
Total Proper Motion
132.402 mas/yr
PM Right Ascension
-85.87 mas/yr
PM Declination
-100.78 mas/yr
Galactic Cartesian (pc)
x = 0.289 · y = -0.643 · z = 0.710
Equatorial (J2000)
RA 294.23736° · Dec 45.19683°
Galactic ℓ, b
78.099° · 11.526°
Ecliptic λ, β
313.266° · 65.037°
HTM-20 index
-1680695254
Similar Worlds
V1298 Tau c
Neptune-like · K-type orange
Radius 5.08 R⊕ · 352.9 ly
TIC 88785435 b
Neptune-like · K-type orange
Radius 5.03 R⊕ · 399.2 ly
CoRoT-24 c
Neptune-like · K-type orange
Radius 5.00 R⊕ · 1,929.4 ly
NGTS-14 A b
Neptune-like · K-type orange
Radius 4.98 R⊕ · 1,050.7 ly
HD 192310 c
Neptune-like · K-type orange
Radius 5.25 R⊕ · 28.7 ly
Kepler-257 d
Neptune-like · K-type orange
Radius 4.95 R⊕ · 2,544.9 ly