Confirmed Exoplanet Discovered 2016

Kepler-653 b

A super-earth orbiting the g-type yellow (sun-like) Kepler-653, located approximately 1,942.7 light-years from Earth.

Key parameters at a glance

  • A radius of 1.95 Earth radii
  • A mass of 4.46 Earth masses
  • Surface gravity around 1.17 g
  • An orbital period of 14.707 days
  • Semi-major axis 0.1195 AU
  • Equilibrium temperature 819 K (546 °C)
  • Distance from Earth 1,942.70 light-years
  • Earth Similarity Index 0.338
  • Travel time at Voyager 1 speed 34,259,443 years

1 sibling around Kepler-653

Kepler-653 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-653 c Rocky Terrestrial 0.78 0.40 0.900 2,078 2016
Kepler-653 b this Super-Earth 1.95 4.46 14.707 819 2016

Kepler-653 b Planet Profile

Physical Specs

Radius
1.95 R⊕
Radius (Jupiter)
0.174 R♃
Mass
4.46 M⊕
Mass (Jupiter)
0.014 M♃
Density
3.31 g/cm³
Surface Gravity
1.17 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.338
HZ Position Inner
Controversial No

Discovery

Year 2016
Method Transit
Facility Kepler
Telescope 0.95 m Kepler Telescope

Size rank in cohort

Rank by radius

#67of 1176

top 5.6%

This planet

1.95R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Metric Earth Kepler-653 b Jupiter
Radius (R⊕)1.001.9511.21
Mass (M⊕)1.004.46317.83
Density (g/cm³)5.513.311.33
Surface Gravity (g)1.001.172.53
Insolation (S⊕)1.0090.380.037

Star Catalogue Identifiers

TIC

TIC 123445166

Gaia DR2

Gaia DR2 2119511080054847616

Gaia DR3

Gaia DR3 2119511080054847616

System

Kepler-653

Percentile among Super-Earth cohort

Radius 1.950 R⊕ · percentile 94 / cohort 1176
Mass 4.460 M⊕ · percentile 86 / cohort 1176
Orbital period 14.71 d · percentile 77 / cohort 1164
Distance 595.63 pc · percentile 54 / cohort 1171
ESI 0.338 · percentile 48 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period
14.707 days
Semi-major axis
0.1195 AU
Eccentricity
0.000
Inclination
89.80 °

Year Length

A year here lasts approximately 14.71 Earth days (4.0% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1195 AU.

Transit Fingerprint

Depth

0.026 %

Duration

3.158 h

Impact parameter b

0.127

Rp / R★

0.014671

Transit midpoint (BJD)

2,455,008.7929

Photometric dip

Transit produces a flux drop of 262 ppm lasting ≈ 3.16 h.

Extended Orbital Architecture

Planet / star radius ratio

0.014671

Semi-major axis / stellar radius

35.900

Impact parameter (b)

0.127

Transit mid-time (BJD)

2,455,008.7929

Angular separation (arcsec)

0.20100

Eq. Temperature

819K

(546 °C)

Insolation (S⊕)

90.38

Earth = 1.00

Earth Similarity (ESI)

0.338

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

Morton et al. 2016

Instrument

Kepler CCD Array

Publication

2016-05

Observation locale

Space

Host System: Kepler-653

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,665 K — cooler than the Sun (5,778 K)

Estimated Age

7.76 Gyr — older than the Sun (4.6 Gyr)

Stellar Radius

1.190 R☉

Stellar Mass

1.020 M☉

Metallicity [Fe/H]

0.23

Extended Stellar Properties

Surface gravity (log g)

4.290 dex

Stellar density

0.630 g/cm³

Metallicity ratio

[Fe/H]

Distance
595.63 parsec
Light-years 1,942.70 ly
V-band magnitude
13.50 mag
Voyager-speed travel 34,259,443 yr

Multi-band Host Photometry — 16 bands

9.614.714.68B13.50V13.35Gaia13.39Kepler12.86TESS13.87Sloan g13.33Sloan r13.18Sloan i13.11Sloan z12.19J11.87H11.79K11.77W111.83W212.13W39.60W4

Astrometric Data

Parallax

1.650 mas

Total Proper Motion

16.337 mas/yr

PM Right Ascension

14.58 mas/yr

PM Declination

-7.38 mas/yr

Galactic Cartesian (pc)

x = 0.145 · y = -0.670 · z = 0.728

Equatorial (J2000)

RA 282.21304° · Dec 46.71779°

Galactic ℓ, b

76.158° · 19.806°

Ecliptic λ, β

294.032° · 69.140°

HTM-20 index

1856733957

Similar Worlds

Explore Related Categories