Key parameters at a glance
- A radius of 3.03 Earth radii
- A mass of 9.43 Earth masses
- Surface gravity around 1.03 g
- An orbital period of 19.446 days
- Semi-major axis 0.1370 AU
- Equilibrium temperature 681 K (408 °C)
- Distance from Earth 2,790.72 light-years
- Earth Similarity Index 0.345
- Travel time at Voyager 1 speed 49,214,423 years
1 sibling around Kepler-162
Kepler-162 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-162 b | Super-Earth | 1.26 | 2.13 | 6.920 | 961 | 2014 |
| Kepler-162 c this | Sub-Neptune | 3.03 | 9.43 | 19.446 | 681 | 2014 |
Kepler-162 c Planet Profile
Physical Specs
Classification
Planet Type
Sub-Neptune
Discovery
Size rank in cohort
Rank by radius
#491of 1978
top 24.8%
This planet
3.03R⊕
Sub-Neptune median
2.71R⊕
Nearest-size peers
| Metric | Earth | Kepler-162 c | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 3.03 | 11.21 |
| Mass (M⊕) | 1.00 | 9.43 | 317.83 |
| Density (g/cm³) | 5.51 | 1.86 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.03 | 2.53 |
| Insolation (S⊕) | 1.00 | 77.05 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 273036401
Gaia DR2
Gaia DR2 2078852754973778560
Gaia DR3
Gaia DR3 2078852754973778560
System
Kepler-162
Percentile among Sub-Neptune cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 19.45 Earth days (5.3% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1370 AU.
Transit Fingerprint
Depth
0.093 %
Duration
3.527 h
Impact parameter b
0.540
Rp / R★
0.031501
Transit midpoint (BJD)
2,455,003.1019
Photometric dip
Transit produces a flux drop of 926 ppm lasting ≈ 3.53 h.
Extended Orbital Architecture
Planet / star radius ratio
0.031501
Semi-major axis / stellar radius
28.000
Impact parameter (b)
0.540
Transit mid-time (BJD)
2,455,003.1019
Angular separation (arcsec)
0.16000
Eq. Temperature
681K
(408 °C)
Insolation (S⊕)
77.05
Earth = 1.00
Earth Similarity (ESI)
0.345
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — the surface is too hot to retain surface water.
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-162
Spectral Class
G-type yellow (Sun-like)
Effective Temperature
5,816 K — hotter than the Sun (5,778 K)
Estimated Age
4.57 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
0.958 R☉
Stellar Mass
1.053 M☉
Metallicity [Fe/H]
0.10
Extended Stellar Properties
Surface gravity (log g)
4.436 dex
Stellar density
0.760 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
1.140 mas
Total Proper Motion
9.190 mas/yr
PM Right Ascension
-1.03 mas/yr
PM Declination
-9.13 mas/yr
Galactic Cartesian (pc)
x = 0.331 · y = -0.642 · z = 0.691
Equatorial (J2000)
RA 297.27891° · Dec 43.72397°
Galactic ℓ, b
77.821° · 8.917°
Ecliptic λ, β
316.491° · 62.829°
HTM-20 index
2073660746
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Kepler-1664 b
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