Confirmed Exoplanet Discovered 2016

Kepler-1060 b

A sub-neptune orbiting the g-type yellow (sun-like) Kepler-1060, located approximately 3,087.3 light-years from Earth.

Key parameters at a glance

  • A radius of 2.38 Earth radii
  • A mass of 6.26 Earth masses
  • Surface gravity around 1.11 g
  • An orbital period of 46.878 days
  • Semi-major axis 0.2495 AU
  • Equilibrium temperature 484 K (211 °C)
  • Distance from Earth 3,087.28 light-years
  • Earth Similarity Index 0.520
  • Travel time at Voyager 1 speed 54,444,154 years

Kepler-1060 b Planet Profile

Physical Specs

Radius
2.38 R⊕
Radius (Jupiter)
0.212 R♃
Mass
6.26 M⊕
Mass (Jupiter)
0.020 M♃
Density
2.55 g/cm³
Surface Gravity
1.11 g (Earth)

Classification

Planet Type

Sub-Neptune

ESI Score 0.520
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

#1365of 1978

top 69.0%

This planet

2.38R⊕

Sub-Neptune median

2.71R⊕

Nearest-size peers

Metric Earth Kepler-1060 b Jupiter
Radius (R⊕)1.002.3811.21
Mass (M⊕)1.006.26317.83
Density (g/cm³)5.512.551.33
Surface Gravity (g)1.001.112.53
Insolation (S⊕)1.0017.420.037

Star Catalogue Identifiers

TIC

TIC 120691237

Gaia DR2

Gaia DR2 2100653527927414272

Gaia DR3

Gaia DR3 2100653527927414272

System

Kepler-1060

Percentile among Sub-Neptune cohort

Radius 2.380 R⊕ · percentile 31 / cohort 1978
Mass 6.260 M⊕ · percentile 29 / cohort 1978
Orbital period 46.88 d · percentile 84 / cohort 1946
Distance 946.57 pc · percentile 75 / cohort 1975
ESI 0.520 · percentile 73 / cohort 1978

Orbit & Habitability

Orbital Dynamics

Period
46.878 days
Semi-major axis
0.2495 AU
Eccentricity
0.000
Inclination
87.75 °

Year Length

A year here lasts approximately 46.88 Earth days (12.8% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.2495 AU.

Transit Fingerprint

Depth

0.054 %

Duration

9.635 h

Impact parameter b

0.633

Rp / R★

0.022492

Transit midpoint (BJD)

2,454,970.6634

Photometric dip

Transit produces a flux drop of 540 ppm lasting ≈ 9.64 h.

Extended Orbital Architecture

Planet / star radius ratio

0.022492

Semi-major axis / stellar radius

30.700

Impact parameter (b)

0.633

Transit mid-time (BJD)

2,454,970.6634

Angular separation (arcsec)

0.26400

Eq. Temperature

484K

(211 °C)

Insolation (S⊕)

17.42

Earth = 1.00

Earth Similarity (ESI)

0.520

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-1060

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,797 K — hotter than the Sun (5,778 K)

Estimated Age

4.27 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

0.990 R☉

Stellar Mass

0.990 M☉

Metallicity [Fe/H]

-0.03

Extended Stellar Properties

Surface gravity (log g)

4.440 dex

Stellar density

0.297 g/cm³

Metallicity ratio

[Fe/H]

Distance
946.57 parsec
Light-years 3,087.28 ly
V-band magnitude
14.83 mag
Voyager-speed travel 54,444,154 yr

Multi-band Host Photometry — 17 bands

9.216.516.51U15.66B14.83V14.64Gaia14.63Kepler14.13TESS15.11Sloan g14.58Sloan r14.90Sloan i14.27Sloan z13.44J13.09H12.96K12.77W112.80W212.53W39.22W4

Astrometric Data

Parallax

1.028 mas

Total Proper Motion

4.904 mas/yr

PM Right Ascension

4.59 mas/yr

PM Declination

-1.73 mas/yr

Galactic Cartesian (pc)

x = 0.213 · y = -0.740 · z = 0.638

Equatorial (J2000)

RA 286.02523° · Dec 39.63092°

Galactic ℓ, b

70.291° · 14.655°

Ecliptic λ, β

296.550° · 61.601°

HTM-20 index

1614518781

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