Key parameters at a glance
- A radius of 1.70 Earth radii
- A mass of 3.53 Earth masses
- Surface gravity around 1.22 g
- An orbital period of 0.868 days
- Semi-major axis 0.0163 AU
- Equilibrium temperature 1,389 K (1116 °C)
- Distance from Earth 2,111.61 light-years
- Earth Similarity Index 0.199
- Travel time at Voyager 1 speed 37,238,279 years
- Almost certainly tidally locked to its host star given the close orbit
Kepler-1320 b Planet Profile
Physical Specs
Classification
Planet Type
Super-Earth
Discovery
Size rank in cohort
Rank by radius
#401of 1176
top 34.0%
This planet
1.70R⊕
Super-Earth median
1.60R⊕
Nearest-size peers
| Metric | Earth | Kepler-1320 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 1.70 | 11.21 |
| Mass (M⊕) | 1.00 | 3.53 | 317.83 |
| Density (g/cm³) | 5.51 | 3.95 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.22 | 2.53 |
| Insolation (S⊕) | 1.00 | 672.11 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 121603556
Gaia DR2
Gaia DR2 2101307290671768704
Gaia DR3
Gaia DR3 2101307290671768704
System
Kepler-1320
Percentile among Super-Earth cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts roughly 20.8 hours long on a nearly circular orbit at a mean orbital distance of 0.0163 AU.
Transit Fingerprint
Depth
0.054 %
Duration
1.058 h
Impact parameter b
0.465
Rp / R★
0.021471
Transit midpoint (BJD)
2,454,965.0673
Photometric dip
Transit produces a flux drop of 538 ppm lasting ≈ 1.06 h.
Extended Orbital Architecture
Planet / star radius ratio
0.021471
Semi-major axis / stellar radius
6.319
Impact parameter (b)
0.465
Transit mid-time (BJD)
2,454,965.0673
Angular separation (arcsec)
0.02520
Eq. Temperature
1,389K
(1116 °C)
Insolation (S⊕)
672.11
Earth = 1.00
Earth Similarity (ESI)
0.199
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.
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-1320
Spectral Class
K-type orange
Effective Temperature
4,817 K — cooler than the Sun (5,778 K)
Estimated Age
3.16 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
0.740 R☉
Stellar Mass
0.800 M☉
Metallicity [Fe/H]
0.10
Extended Stellar Properties
Surface gravity (log g)
4.600 dex
Stellar density
4.768 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
1.517 mas
Total Proper Motion
7.641 mas/yr
PM Right Ascension
2.82 mas/yr
PM Declination
-7.10 mas/yr
Galactic Cartesian (pc)
x = 0.241 · y = -0.723 · z = 0.648
Equatorial (J2000)
RA 288.43360° · Dec 40.38085°
Galactic ℓ, b
71.767° · 13.271°
Ecliptic λ, β
300.717° · 61.868°
HTM-20 index
-1340273172
Similar Worlds
EPIC 206042996 b
Super-Earth · K-type orange
Radius 1.70 R⊕ · 1,473.5 ly
TOI-836 b
Super-Earth · K-type orange
Radius 1.70 R⊕ · 89.7 ly
K2-377 b
Super-Earth · K-type orange
Radius 1.69 R⊕ · 636.5 ly
K2-394 b
Super-Earth · K-type orange
Radius 1.69 R⊕ · 319.7 ly
Kepler-1167 b
Super-Earth · K-type orange
Radius 1.71 R⊕ · 2,677.4 ly
Kepler-1148 b
Super-Earth · K-type orange
Radius 1.69 R⊕ · 2,040.7 ly