Confirmed Exoplanet Discovered 2016

Kepler-1353 b

A super-earth orbiting the k-type orange Kepler-1353, located approximately 1,935.4 light-years from Earth.

Key parameters at a glance

  • A radius of 1.80 Earth radii
  • A mass of 3.89 Earth masses
  • Surface gravity around 1.20 g
  • An orbital period of 24.754 days
  • Semi-major axis 0.1530 AU
  • Equilibrium temperature 491 K (218 °C)
  • Distance from Earth 1,935.36 light-years
  • Earth Similarity Index 0.568
  • Travel time at Voyager 1 speed 34,130,028 years
  • Almost certainly tidally locked to its host star given the close orbit

Kepler-1353 b Planet Profile

Physical Specs

Radius
1.80 R⊕
Radius (Jupiter)
0.161 R♃
Mass
3.89 M⊕
Mass (Jupiter)
0.012 M♃
Density
3.67 g/cm³
Surface Gravity
1.20 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.568
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

#253of 1176

top 21.4%

This planet

1.80R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Metric Earth Kepler-1353 b Jupiter
Radius (R⊕)1.001.8011.21
Mass (M⊕)1.003.89317.83
Density (g/cm³)5.513.671.33
Surface Gravity (g)1.001.202.53
Insolation (S⊕)1.0010.770.037

Star Catalogue Identifiers

TIC

TIC 271960006

Gaia DR2

Gaia DR2 2077144491865963776

Gaia DR3

Gaia DR3 2077144491865963776

System

Kepler-1353

Percentile among Super-Earth cohort

Radius 1.800 R⊕ · percentile 77 / cohort 1176
Mass 3.890 M⊕ · percentile 71 / cohort 1176
Orbital period 24.75 d · percentile 88 / cohort 1164
Distance 593.38 pc · percentile 54 / cohort 1171
ESI 0.568 · percentile 79 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period
24.754 days
Semi-major axis
0.1530 AU
Eccentricity
0.000
Inclination
89.01 °

Year Length

A year here lasts approximately 24.75 Earth days (6.8% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1530 AU.

Transit Fingerprint

Depth

0.061 %

Duration

3.532 h

Impact parameter b

0.709

Rp / R★

0.023092

Transit midpoint (BJD)

2,454,973.2048

Photometric dip

Transit produces a flux drop of 615 ppm lasting ≈ 3.53 h.

Extended Orbital Architecture

Planet / star radius ratio

0.023092

Semi-major axis / stellar radius

22.300

Impact parameter (b)

0.709

Transit mid-time (BJD)

2,454,973.2048

Angular separation (arcsec)

0.25800

Eq. Temperature

491K

(218 °C)

Insolation (S⊕)

10.77

Earth = 1.00

Earth Similarity (ESI)

0.568

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

Morton et al. 2016

Instrument

Kepler CCD Array

Publication

2016-05

Observation locale

Space

Host System: Kepler-1353

Spectral Class

K-type orange

Effective Temperature

4,776 K — cooler than the Sun (5,778 K)

Estimated Age

4.68 Gyr — older than the Sun (4.6 Gyr)

Stellar Radius

0.720 R☉

Stellar Mass

0.760 M☉

Metallicity [Fe/H]

-0.06

Extended Stellar Properties

Surface gravity (log g)

4.610 dex

Stellar density

3.042 g/cm³

Metallicity ratio

[Fe/H]

Distance
593.38 parsec
Light-years 1,935.36 ly
V-band magnitude
15.73 mag
Voyager-speed travel 34,130,028 yr

Multi-band Host Photometry — 16 bands

9.216.916.91B15.73V15.51Gaia15.51Kepler14.82TESS16.42Sloan g15.46Sloan r15.12Sloan i14.95Sloan z13.85J13.28H13.14K13.12W113.26W212.70W39.24W4

Astrometric Data

Parallax

1.657 mas

Total Proper Motion

8.237 mas/yr

PM Right Ascension

8.15 mas/yr

PM Declination

-1.17 mas/yr

Galactic Cartesian (pc)

x = 0.320 · y = -0.663 · z = 0.677

Equatorial (J2000)

RA 295.73539° · Dec 42.57623°

Galactic ℓ, b

76.252° · 9.350°

Ecliptic λ, β

313.282° · 62.202°

HTM-20 index

-1548722898

Similar Worlds

Explore Related Categories