Key parameters at a glance
- A radius of 1.67 Earth radii
- A mass of 3.44 Earth masses
- Surface gravity around 1.23 g
- An orbital period of 7.406 days
- Semi-major axis 0.0684 AU
- Equilibrium temperature 771 K (498 °C)
- Distance from Earth 1,115.15 light-years
- Earth Similarity Index 0.379
- Travel time at Voyager 1 speed 19,665,730 years
- Almost certainly tidally locked to its host star given the close orbit
3 siblings around Kepler-167
Kepler-167 c shares its host star with 3 other confirmed planets. Side-by-side measurements below.
| Planet | Type | Radius (R⊕) | Mass (M⊕) | Period (d) | Eq. T (K) | Year |
|---|---|---|---|---|---|---|
| Kepler-167 b | Super-Earth | 1.72 | 3.60 | 4.393 | 918 | 2014 |
| Kepler-167 c this | Super-Earth | 1.67 | 3.44 | 7.406 | 771 | 2014 |
| Kepler-167 d | Rocky Terrestrial | 1.24 | 2.06 | 21.804 | 538 | 2016 |
| Kepler-167 e | Gas Giant | 10.16 | 321.01 | 1,071.232 | 134 | 2016 |
Kepler-167 c Planet Profile
Physical Specs
Classification
Planet Type
Super-Earth
Discovery
Size rank in cohort
Rank by radius
#449of 1176
top 38.1%
This planet
1.67R⊕
Super-Earth median
1.60R⊕
Nearest-size peers
| Metric | Earth | Kepler-167 c | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 1.67 | 11.21 |
| Mass (M⊕) | 1.00 | 3.44 | 317.83 |
| Density (g/cm³) | 5.51 | 4.03 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.23 | 2.53 |
| Insolation (S⊕) | 1.00 | 61.18 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 137686948
Gaia DR2
Gaia DR2 2051933102555095936
Gaia DR3
Gaia DR3 2051933102555095936
System
Kepler-167
Percentile among Super-Earth cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 7.41 Earth days (2.0% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0684 AU.
Transit Fingerprint
Depth
0.042 %
Duration
2.883 h
Impact parameter b
0.520
Rp / R★
0.019520
Transit midpoint (BJD)
2,455,552.1580
Photometric dip
Transit produces a flux drop of 419 ppm lasting ≈ 2.88 h.
Extended Orbital Architecture
Planet / star radius ratio
0.019520
Semi-major axis / stellar radius
14.000
Impact parameter (b)
0.520
Transit mid-time (BJD)
2,455,552.1580
Angular separation (arcsec)
0.20000
Eq. Temperature
771K
(498 °C)
Insolation (S⊕)
61.18
Earth = 1.00
Earth Similarity (ESI)
0.379
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
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-167
Spectral Class
K-type orange
Effective Temperature
4,884 K — cooler than the Sun (5,778 K)
Estimated Age
7.10 Gyr — older than the Sun (4.6 Gyr)
Stellar Radius
0.749 R☉
Stellar Mass
0.777 M☉
Metallicity [Fe/H]
0.02
Extended Stellar Properties
Surface gravity (log g)
4.579 dex
Stellar density
2.600 g/cm³
Systemic radial velocity
-29.30 km/s
Rotational v·sin i
2.00 km/s
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
2.896 mas
Total Proper Motion
39.394 mas/yr
PM Right Ascension
15.08 mas/yr
PM Declination
36.39 mas/yr
Galactic Cartesian (pc)
x = 0.302 · y = -0.724 · z = 0.620
Equatorial (J2000)
RA 292.65853° · Dec 38.34556°
Galactic ℓ, b
71.353° · 9.445°
Ecliptic λ, β
305.905° · 58.992°
HTM-20 index
1333285160
Similar Worlds
Kepler-1802 b
Super-Earth · K-type orange
Radius 1.67 R⊕ · 2,076.6 ly
Kepler-763 d
Super-Earth · K-type orange
Radius 1.67 R⊕ · 3,139.1 ly
Kepler-1480 b
Super-Earth · K-type orange
Radius 1.67 R⊕ · 1,633.7 ly
HD 3167 b
Super-Earth · K-type orange
Radius 1.67 R⊕ · 154.2 ly
Kepler-1143 b
Super-Earth · K-type orange
Radius 1.67 R⊕ · 1,810.8 ly
Kepler-844 b
Super-Earth · K-type orange
Radius 1.68 R⊕ · 1,408.3 ly