Key parameters at a glance
- A radius of 2.15 Earth radii
- A mass of 5.27 Earth masses
- Surface gravity around 1.14 g
- An orbital period of 59.981 days
- Semi-major axis 0.3120 AU
- Equilibrium temperature 568 K (295 °C)
- Distance from Earth 2,907.56 light-years
- Earth Similarity Index 0.468
- Travel time at Voyager 1 speed 51,274,761 years
1 sibling around Kepler-364
Kepler-364 c 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 |
|---|---|---|---|---|---|---|
| Kepler-364 b | Super-Earth | 1.55 | 3.02 | 25.746 | 753 | 2014 |
| Kepler-364 c this | Sub-Neptune | 2.15 | 5.27 | 59.981 | 568 | 2014 |
Kepler-364 c Planet Profile
Physical Specs
Classification
Planet Type
Sub-Neptune
Discovery
Size rank in cohort
Rank by radius
#1741of 1978
top 88.0%
This planet
2.15R⊕
Sub-Neptune median
2.71R⊕
Nearest-size peers
| Metric | Earth | Kepler-364 c | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 2.15 | 11.21 |
| Mass (M⊕) | 1.00 | 5.27 | 317.83 |
| Density (g/cm³) | 5.51 | 2.91 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.14 | 2.53 |
| Insolation (S⊕) | 1.00 | 22.23 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 123358019
Gaia DR2
Gaia DR2 2119591206965104768
Gaia DR3
Gaia DR3 2119591206965104768
System
Kepler-364
Percentile among Sub-Neptune cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 59.98 Earth days (16.4% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.3120 AU.
Transit Fingerprint
Depth
0.028 %
Duration
6.582 h
Impact parameter b
0.270
Rp / R★
0.015524
Transit midpoint (BJD)
2,455,009.1503
Photometric dip
Transit produces a flux drop of 282 ppm lasting ≈ 6.58 h.
Extended Orbital Architecture
Planet / star radius ratio
0.015524
Semi-major axis / stellar radius
66.160
Impact parameter (b)
0.270
Transit mid-time (BJD)
2,455,009.1503
Angular separation (arcsec)
0.35000
Eq. Temperature
568K
(295 °C)
Insolation (S⊕)
22.23
Earth = 1.00
Earth Similarity (ESI)
0.468
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.
Transit timing variations
Gravitational interactions from neighbours have been detected.
Discovery Paper
Primary reference
Rowe et al. 2014Instrument
Kepler CCD Array
Publication
2014-03
Observation locale
Space
Discovery cohort
Planets confirmed in 2014 at Kepler (12 shown).
Host System: Kepler-364
Spectral Class
F-type yellow-white
Effective Temperature
6,108 K — hotter than the Sun (5,778 K)
Estimated Age
0.63 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.284 R☉
Stellar Mass
1.076 M☉
Metallicity [Fe/H]
-0.03
Extended Stellar Properties
Surface gravity (log g)
4.273 dex
Stellar density
0.500 g/cm³
Metallicity ratio
[M/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
1.093 mas
Total Proper Motion
14.700 mas/yr
PM Right Ascension
6.14 mas/yr
PM Declination
-13.36 mas/yr
Galactic Cartesian (pc)
x = 0.136 · y = -0.663 · z = 0.736
Equatorial (J2000)
RA 281.57000° · Dec 47.39862°
Galactic ℓ, b
76.697° · 20.438°
Ecliptic λ, β
293.271° · 69.905°
HTM-20 index
1694269516
Similar Worlds
Kepler-1364 b
Sub-Neptune · F-type yellow-white
Radius 2.15 R⊕ · 3,447.1 ly
Kepler-401 c
Sub-Neptune · F-type yellow-white
Radius 2.15 R⊕ · 3,149.2 ly
Kepler-1212 b
Sub-Neptune · F-type yellow-white
Radius 2.14 R⊕ · 4,294.1 ly
Kepler-291 b
Sub-Neptune · F-type yellow-white
Radius 2.16 R⊕ · 5,826.7 ly
Kepler-1403 b
Sub-Neptune · F-type yellow-white
Radius 2.14 R⊕ · 7,057.7 ly
Kepler-1621 b
Sub-Neptune · F-type yellow-white
Radius 2.16 R⊕ · 5,321.8 ly