Key parameters at a glance
- A radius of 2.41 Earth radii
- A mass of 6.41 Earth masses
- Surface gravity around 1.10 g
- An orbital period of 20.645 days
- Distance from Earth 577.18 light-years
- Earth Similarity Index 0.717
- Travel time at Voyager 1 speed 10,178,603 years
- Almost certainly tidally locked to its host star given the close orbit
K2-367 b Planet Profile
Physical Specs
Classification
Planet Type
Sub-Neptune
Discovery
Size rank in cohort
Rank by radius
#1311of 1978
top 66.2%
This planet
2.41R⊕
Sub-Neptune median
2.71R⊕
Nearest-size peers
| Metric | Earth | K2-367 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 2.41 | 11.21 |
| Mass (M⊕) | 1.00 | 6.41 | 317.83 |
| Density (g/cm³) | 5.51 | 2.51 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.10 | 2.53 |
| Insolation (S⊕) | 1.00 | — | 0.037 |
Star Catalogue Identifiers
TIC
TIC 12821302
Gaia DR2
Gaia DR2 2601048588348190976
Gaia DR3
Gaia DR3 2601048588348190976
System
K2-367
Percentile among Sub-Neptune cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 20.65 Earth days (5.7% of a terrestrial year).
Transit Fingerprint
Depth
0.132 %
Duration
2.376 h
Impact parameter b
0.830
Rp / R★
0.035300
Transit midpoint (BJD)
2,456,997.3941
Photometric dip
Transit produces a flux drop of 1,320 ppm lasting ≈ 2.38 h.
Extended Orbital Architecture
Planet / star radius ratio
0.035300
Semi-major axis / stellar radius
45.050
Impact parameter (b)
0.830
Transit mid-time (BJD)
2,456,997.3941
Eq. Temperature
—
Insolation (S⊕)
—
Earth = 1.00
Earth Similarity (ESI)
0.717
0 = alien, 1 = Earth-identical
Insufficient insolation data. Close-orbiting tidally-locked around a cool host.
Discovery Paper
Primary reference
Christiansen et al. 2022Instrument
Kepler CCD Array
Publication
2022-03
Observation locale
Space
Discovery cohort
Planets confirmed in 2022 at K2 (12 shown).
Host System: K2-367
Spectral Class
K-type orange
Effective Temperature
4,348 K — cooler than the Sun (5,778 K)
Estimated Age
—
Stellar Radius
0.625 R☉
Stellar Mass
0.756 M☉
Metallicity [Fe/H]
-0.35
Extended Stellar Properties
Surface gravity (log g)
4.726 dex
Stellar density
4.016 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 12 bands
Astrometric Data
Parallax
5.622 mas
Total Proper Motion
43.258 mas/yr
PM Right Ascension
-13.97 mas/yr
PM Declination
40.94 mas/yr
Galactic Cartesian (pc)
x = 0.902 · y = -0.367 · z = -0.229
Equatorial (J2000)
RA 337.85885° · Dec -13.26446°
Galactic ℓ, b
48.862° · -54.509°
Ecliptic λ, β
334.609° · -3.704°
HTM-20 index
849643076
Similar Worlds
Kepler-1170 b
Sub-Neptune · K-type orange
Radius 2.41 R⊕ · 3,426.1 ly
K2-8 c
Sub-Neptune · K-type orange
Radius 2.41 R⊕ · 1,316.1 ly
Kepler-1337 b
Sub-Neptune · K-type orange
Radius 2.41 R⊕ · 1,962.2 ly
K2-347 b
Sub-Neptune · K-type orange
Radius 2.41 R⊕ · 1,044.8 ly
TOI-1260 b
Sub-Neptune · K-type orange
Radius 2.41 R⊕ · 240.0 ly
K2-59 b
Sub-Neptune · K-type orange
Radius 2.41 R⊕ · 1,015.4 ly