Confirmed Exoplanet Discovered 2016

Kepler-1363 b

A super-earth orbiting the k-type orange Kepler-1363, located approximately 1,766.8 light-years from Earth.

Key parameters at a glance

  • A radius of 1.25 Earth radii
  • A mass of 2.10 Earth masses
  • Surface gravity around 1.34 g
  • An orbital period of 2.942 days
  • Semi-major axis 0.0363 AU
  • Equilibrium temperature 988 K (715 °C)
  • Distance from Earth 1,766.83 light-years
  • Earth Similarity Index 0.313
  • Travel time at Voyager 1 speed 31,158,093 years
  • Almost certainly tidally locked to its host star given the close orbit

Kepler-1363 b Planet Profile

Physical Specs

Radius
1.25 R⊕
Radius (Jupiter)
0.112 R♃
Mass
2.10 M⊕
Mass (Jupiter)
0.007 M♃
Density
5.91 g/cm³
Surface Gravity
1.34 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.313
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

#1161of 1176

top 98.6%

This planet

1.25R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Metric Earth Kepler-1363 b Jupiter
Radius (R⊕)1.001.2511.21
Mass (M⊕)1.002.10317.83
Density (g/cm³)5.515.911.33
Surface Gravity (g)1.001.342.53
Insolation (S⊕)1.00191.920.037

Star Catalogue Identifiers

TIC

TIC 27990682

Gaia DR2

Gaia DR2 2086833663201784704

Gaia DR3

Gaia DR3 2086833663201784704

System

Kepler-1363

Percentile among Super-Earth cohort

Radius 1.250 R⊕ · percentile 0 / cohort 1176
Mass 2.100 M⊕ · percentile 2 / cohort 1176
Orbital period 2.94 d · percentile 21 / cohort 1164
Distance 541.71 pc · percentile 50 / cohort 1171
ESI 0.313 · percentile 40 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period
2.942 days
Semi-major axis
0.0363 AU
Eccentricity
0.000
Inclination
89.85 °

Year Length

A year here lasts approximately 2.94 Earth days (0.8% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0363 AU.

Transit Fingerprint

Depth

0.031 %

Duration

2.033 h

Impact parameter b

0.030

Rp / R★

0.015565

Transit midpoint (BJD)

2,454,966.1071

Photometric dip

Transit produces a flux drop of 308 ppm lasting ≈ 2.03 h.

Extended Orbital Architecture

Planet / star radius ratio

0.015565

Semi-major axis / stellar radius

11.240

Impact parameter (b)

0.030

Transit mid-time (BJD)

2,454,966.1071

Angular separation (arcsec)

0.06700

Eq. Temperature

988K

(715 °C)

Insolation (S⊕)

191.92

Earth = 1.00

Earth Similarity (ESI)

0.313

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-1363

Spectral Class

K-type orange

Effective Temperature

4,839 K — cooler than the Sun (5,778 K)

Estimated Age

4.17 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

0.720 R☉

Stellar Mass

0.760 M☉

Metallicity [Fe/H]

-0.09

Extended Stellar Properties

Surface gravity (log g)

4.610 dex

Stellar density

3.100 g/cm³

Metallicity ratio

[Fe/H]

Distance
541.71 parsec
Light-years 1,766.83 ly
V-band magnitude
15.45 mag
Voyager-speed travel 31,158,093 yr

Multi-band Host Photometry — 16 bands

8.916.716.73B15.45V15.29Gaia15.29Kepler14.62TESS16.15Sloan g15.24Sloan r14.92Sloan i14.73Sloan z13.67J13.13H12.96K12.95W112.99W212.14W38.95W4

Astrometric Data

Parallax

1.817 mas

Total Proper Motion

24.562 mas/yr

PM Right Ascension

-9.91 mas/yr

PM Declination

-22.47 mas/yr

Galactic Cartesian (pc)

x = 0.296 · y = -0.582 · z = 0.758

Equatorial (J2000)

RA 296.99649° · Dec 49.25632°

Galactic ℓ, b

82.657° · 11.747°

Ecliptic λ, β

321.909° · 67.888°

HTM-20 index

1891738979

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