Confirmed Exoplanet Discovered 2014

Kepler-292 e

A sub-neptune orbiting the g-type yellow (sun-like) Kepler-292, located approximately 3,445.8 light-years from Earth.

Key parameters at a glance

  • A radius of 2.67 Earth radii
  • A mass of 7.61 Earth masses
  • Surface gravity around 1.07 g
  • An orbital period of 11.979 days
  • Semi-major axis 0.0970 AU
  • Equilibrium temperature 678 K (405 °C)
  • Distance from Earth 3,445.77 light-years
  • Earth Similarity Index 0.364
  • Travel time at Voyager 1 speed 60,766,202 years

4 siblings around Kepler-292

Kepler-292 e shares its host star with 4 other confirmed planets. Side-by-side measurements below.

Planet Type Radius (R⊕) Mass (M⊕) Period (d) Eq. T (K) Year
Kepler-292 b Super-Earth 1.32 2.30 2.581 1,130 2014
Kepler-292 c Super-Earth 1.47 2.76 3.715 1,001 2014
Kepler-292 d Sub-Neptune 2.23 5.60 7.056 808 2014
Kepler-292 e this Sub-Neptune 2.67 7.61 11.979 678 2014
Kepler-292 f Sub-Neptune 2.35 6.12 20.834 563 2014

Kepler-292 e Planet Profile

Physical Specs

Radius
2.67 R⊕
Radius (Jupiter)
0.238 R♃
Mass
7.61 M⊕
Mass (Jupiter)
0.024 M♃
Density
2.20 g/cm³
Surface Gravity
1.07 g (Earth)

Classification

Planet Type

Sub-Neptune

ESI Score 0.364
HZ Position Inner
Controversial No

Discovery

Year 2014
Method Transit
Facility Kepler
Telescope 0.95 m Kepler Telescope

Size rank in cohort

Rank by radius

#904of 1978

top 45.7%

This planet

2.67R⊕

Sub-Neptune median

2.71R⊕

Nearest-size peers

Metric Earth Kepler-292 e Jupiter
Radius (R⊕)1.002.6711.21
Mass (M⊕)1.007.61317.83
Density (g/cm³)5.512.201.33
Surface Gravity (g)1.001.072.53
Insolation (S⊕)1.0050.920.037

Star Catalogue Identifiers

TIC

TIC 271960465

Gaia DR2

Gaia DR2 2077140987172577408

Gaia DR3

Gaia DR3 2077140987172577408

System

Kepler-292

Percentile among Sub-Neptune cohort

Radius 2.670 R⊕ · percentile 53 / cohort 1978
Mass 7.610 M⊕ · percentile 49 / cohort 1978
Orbital period 11.98 d · percentile 41 / cohort 1946
Distance 1,056.48 pc · percentile 81 / cohort 1975
ESI 0.364 · percentile 44 / cohort 1978

Orbit & Habitability

Orbital Dynamics

Period
11.979 days
Semi-major axis
0.0970 AU
Eccentricity
0.000
Inclination
89.83 °

Year Length

A year here lasts approximately 11.98 Earth days (3.3% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0970 AU.

Transit Fingerprint

Depth

0.071 %

Duration

4.094 h

Impact parameter b

0.910

Rp / R★

0.023868

Transit midpoint (BJD)

2,455,011.9664

Photometric dip

Transit produces a flux drop of 708 ppm lasting ≈ 4.09 h.

Extended Orbital Architecture

Planet / star radius ratio

0.023868

Semi-major axis / stellar radius

24.920

Impact parameter (b)

0.910

Transit mid-time (BJD)

2,455,011.9664

Angular separation (arcsec)

0.09180

Eq. Temperature

678K

(405 °C)

Insolation (S⊕)

50.92

Earth = 1.00

Earth Similarity (ESI)

0.364

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. 2014

Instrument

Kepler CCD Array

Publication

2014-03

Observation locale

Space

Host System: Kepler-292

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,299 K — cooler than the Sun (5,778 K)

Estimated Age

5.13 Gyr — older than the Sun (4.6 Gyr)

Stellar Radius

0.826 R☉

Stellar Mass

0.865 M☉

Metallicity [Fe/H]

0.04

Extended Stellar Properties

Surface gravity (log g)

4.536 dex

Stellar density

1.590 g/cm³

Metallicity ratio

[Fe/H]

Distance
1,056.48 parsec
Light-years 3,445.77 ly
V-band magnitude
16.30 mag
Voyager-speed travel 60,766,202 yr

Multi-band Host Photometry — 16 bands

9.516.616.61B16.30V15.94Gaia15.96Kepler15.36TESS16.63Sloan g15.89Sloan r15.67Sloan i15.53Sloan z14.54J14.08H13.97K14.03W114.08W213.21W39.47W4

Astrometric Data

Parallax

0.920 mas

Total Proper Motion

7.401 mas/yr

PM Right Ascension

7.06 mas/yr

PM Declination

-2.21 mas/yr

Galactic Cartesian (pc)

x = 0.321 · y = -0.665 · z = 0.675

Equatorial (J2000)

RA 295.76620° · Dec 42.42428°

Galactic ℓ, b

76.128° · 9.258°

Ecliptic λ, β

313.207° · 62.053°

HTM-20 index

-1605035674

Similar Worlds

Explore Related Categories