Confirmed Exoplanet Discovered 2016

Kepler-1160 b

A sub-neptune orbiting the g-type yellow (sun-like) Kepler-1160, located approximately 3,514.8 light-years from Earth.

Key parameters at a glance

  • A radius of 2.14 Earth radii
  • A mass of 5.22 Earth masses
  • Surface gravity around 1.14 g
  • An orbital period of 7.970 days
  • Semi-major axis 0.0755 AU
  • Equilibrium temperature 839 K (566 °C)
  • Distance from Earth 3,514.75 light-years
  • Earth Similarity Index 0.319
  • Travel time at Voyager 1 speed 61,982,699 years

Kepler-1160 b Planet Profile

Physical Specs

Radius
2.14 R⊕
Radius (Jupiter)
0.191 R♃
Mass
5.22 M⊕
Mass (Jupiter)
0.016 M♃
Density
2.93 g/cm³
Surface Gravity
1.14 g (Earth)

Classification

Planet Type

Sub-Neptune

ESI Score 0.319
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

#1755of 1978

top 88.7%

This planet

2.14R⊕

Sub-Neptune median

2.71R⊕

Nearest-size peers

Metric Earth Kepler-1160 b Jupiter
Radius (R⊕)1.002.1411.21
Mass (M⊕)1.005.22317.83
Density (g/cm³)5.512.931.33
Surface Gravity (g)1.001.142.53
Insolation (S⊕)1.0093.310.037

Star Catalogue Identifiers

TIC

TIC 158630233

Gaia DR2

Gaia DR2 2102983496146969856

Gaia DR3

Gaia DR3 2102983496146969856

System

Kepler-1160

Percentile among Sub-Neptune cohort

Radius 2.140 R⊕ · percentile 11 / cohort 1978
Mass 5.220 M⊕ · percentile 12 / cohort 1978
Orbital period 7.97 d · percentile 26 / cohort 1946
Distance 1,077.63 pc · percentile 83 / cohort 1975
ESI 0.319 · percentile 32 / cohort 1978

Orbit & Habitability

Orbital Dynamics

Period
7.970 days
Semi-major axis
0.0755 AU
Eccentricity
0.000
Inclination
89.74 °

Year Length

A year here lasts approximately 7.97 Earth days (2.2% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0755 AU.

Transit Fingerprint

Depth

0.049 %

Duration

2.767 h

Impact parameter b

0.019

Rp / R★

0.021999

Transit midpoint (BJD)

2,454,969.5575

Photometric dip

Transit produces a flux drop of 491 ppm lasting ≈ 2.77 h.

Extended Orbital Architecture

Planet / star radius ratio

0.021999

Semi-major axis / stellar radius

23.170

Impact parameter (b)

0.019

Transit mid-time (BJD)

2,454,969.5575

Angular separation (arcsec)

0.07010

Eq. Temperature

839K

(566 °C)

Insolation (S⊕)

93.31

Earth = 1.00

Earth Similarity (ESI)

0.319

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-1160

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,519 K — cooler than the Sun (5,778 K)

Estimated Age

4.57 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

0.890 R☉

Stellar Mass

0.920 M☉

Metallicity [Fe/H]

0.01

Extended Stellar Properties

Surface gravity (log g)

4.510 dex

Stellar density

3.391 g/cm³

Metallicity ratio

[Fe/H]

Distance
1,077.63 parsec
Light-years 3,514.75 ly
V-band magnitude
16.01 mag
Voyager-speed travel 61,982,699 yr

Multi-band Host Photometry — 16 bands

9.316.916.94B16.01V15.80Gaia15.83Kepler15.30TESS16.35Sloan g15.78Sloan r15.61Sloan i15.51Sloan z14.58J14.22H14.16K14.05W114.09W212.93W39.33W4

Astrometric Data

Parallax

0.900 mas

Total Proper Motion

2.477 mas/yr

PM Right Ascension

0.63 mas/yr

PM Declination

-2.40 mas/yr

Galactic Cartesian (pc)

x = 0.223 · y = -0.692 · z = 0.687

Equatorial (J2000)

RA 287.87939° · Dec 43.36408°

Galactic ℓ, b

74.404° · 14.861°

Ecliptic λ, β

301.676° · 64.849°

HTM-20 index

28088437

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