Confirmed Exoplanet Discovered 2014

Kepler-262 b

A super-earth orbiting the g-type yellow (sun-like) Kepler-262, located approximately 1,999.8 light-years from Earth.

Key parameters at a glance

  • A radius of 1.36 Earth radii
  • A mass of 2.42 Earth masses
  • Surface gravity around 1.31 g
  • An orbital period of 13.061 days
  • Semi-major axis 0.1080 AU
  • Equilibrium temperature 734 K (461 °C)
  • Distance from Earth 1,999.76 light-years
  • Earth Similarity Index 0.425
  • Travel time at Voyager 1 speed 35,265,713 years

1 sibling around Kepler-262

Kepler-262 b 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-262 b this Super-Earth 1.36 2.42 13.061 734 2014
Kepler-262 c Super-Earth 1.64 3.33 21.854 618 2014

Kepler-262 b Planet Profile

Physical Specs

Radius
1.36 R⊕
Radius (Jupiter)
0.121 R♃
Mass
2.42 M⊕
Mass (Jupiter)
0.008 M♃
Density
5.29 g/cm³
Surface Gravity
1.31 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.425
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

#981of 1176

top 83.3%

This planet

1.36R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Metric Earth Kepler-262 b Jupiter
Radius (R⊕)1.001.3611.21
Mass (M⊕)1.002.42317.83
Density (g/cm³)5.515.291.33
Surface Gravity (g)1.001.312.53
Insolation (S⊕)1.0050.170.037

Star Catalogue Identifiers

TIC

TIC 122673489

Gaia DR2

Gaia DR2 2051030231707057024

Gaia DR3

Gaia DR3 2051030231707057024

System

Kepler-262

Percentile among Super-Earth cohort

Radius 1.360 R⊕ · percentile 16 / cohort 1176
Mass 2.420 M⊕ · percentile 16 / cohort 1176
Orbital period 13.06 d · percentile 73 / cohort 1164
Distance 613.13 pc · percentile 55 / cohort 1171
ESI 0.425 · percentile 64 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period
13.061 days
Semi-major axis
0.1080 AU
Eccentricity
0.000
Inclination
88.16 °

Year Length

A year here lasts approximately 13.06 Earth days (3.6% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1080 AU.

Transit Fingerprint

Depth

0.024 %

Duration

3.278 h

Impact parameter b

0.760

Rp / R★

0.013600

Transit midpoint (BJD)

2,454,970.6309

Photometric dip

Transit produces a flux drop of 237 ppm lasting ≈ 3.28 h.

Extended Orbital Architecture

Planet / star radius ratio

0.013600

Semi-major axis / stellar radius

23.810

Impact parameter (b)

0.760

Transit mid-time (BJD)

2,454,970.6309

Angular separation (arcsec)

0.17600

Eq. Temperature

734K

(461 °C)

Insolation (S⊕)

50.17

Earth = 1.00

Earth Similarity (ESI)

0.425

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-262

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,841 K — hotter than the Sun (5,778 K)

Estimated Age

3.55 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

0.881 R☉

Stellar Mass

0.816 M☉

Metallicity [Fe/H]

-0.34

Extended Stellar Properties

Surface gravity (log g)

4.541 dex

Stellar density

1.550 g/cm³

Metallicity ratio

[M/H]

Distance
613.13 parsec
Light-years 1,999.76 ly
V-band magnitude
14.48 mag
Voyager-speed travel 35,265,713 yr

Multi-band Host Photometry — 17 bands

8.816.716.19U14.85B14.48V14.22Gaia14.25Kepler13.76TESS16.69Sloan g15.91Sloan r14.27Sloan i14.18Sloan z13.12J12.76H12.73K12.55W112.60W212.43W38.80W4

Astrometric Data

Parallax

1.602 mas

Total Proper Motion

9.558 mas/yr

PM Right Ascension

9.33 mas/yr

PM Declination

-2.09 mas/yr

Galactic Cartesian (pc)

x = 0.282 · y = -0.744 · z = 0.605

Equatorial (J2000)

RA 290.72872° · Dec 37.25266°

Galactic ℓ, b

69.665° · 10.313°

Ecliptic λ, β

302.496° · 58.376°

HTM-20 index

1725099858

Similar Worlds

Explore Related Categories