Confirmed Exoplanet Discovered 2016

Kepler-1267 b

A sub-neptune orbiting the f-type yellow-white Kepler-1267, located approximately 4,499.1 light-years from Earth.

Key parameters at a glance

  • A radius of 3.01 Earth radii
  • A mass of 9.32 Earth masses
  • Surface gravity around 1.03 g
  • An orbital period of 13.031 days
  • Semi-major axis 0.1057 AU
  • Equilibrium temperature 774 K (501 °C)
  • Distance from Earth 4,499.09 light-years
  • Earth Similarity Index 0.304
  • Travel time at Voyager 1 speed 79,341,513 years

Kepler-1267 b Planet Profile

Physical Specs

Radius
3.01 R⊕
Radius (Jupiter)
0.269 R♃
Mass
9.32 M⊕
Mass (Jupiter)
0.029 M♃
Density
1.88 g/cm³
Surface Gravity
1.03 g (Earth)

Classification

Planet Type

Sub-Neptune

ESI Score 0.304
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

#509of 1978

top 25.7%

This planet

3.01R⊕

Sub-Neptune median

2.71R⊕

Nearest-size peers

Metric Earth Kepler-1267 b Jupiter
Radius (R⊕)1.003.0111.21
Mass (M⊕)1.009.32317.83
Density (g/cm³)5.511.881.33
Surface Gravity (g)1.001.032.53
Insolation (S⊕)1.0086.470.037

Star Catalogue Identifiers

TIC

TIC 268604100

Gaia DR2

Gaia DR2 2075971312960643712

Gaia DR3

Gaia DR3 2075971312960643712

System

Kepler-1267

Percentile among Sub-Neptune cohort

Radius 3.010 R⊕ · percentile 74 / cohort 1978
Mass 9.320 M⊕ · percentile 68 / cohort 1978
Orbital period 13.03 d · percentile 44 / cohort 1946
Distance 1,379.43 pc · percentile 91 / cohort 1975
ESI 0.304 · percentile 29 / cohort 1978

Orbit & Habitability

Orbital Dynamics

Period
13.031 days
Semi-major axis
0.1057 AU
Eccentricity
0.000
Inclination
86.61 °

Year Length

A year here lasts approximately 13.03 Earth days (3.6% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1057 AU.

Transit Fingerprint

Depth

0.057 %

Duration

4.252 h

Impact parameter b

0.030

Rp / R★

0.023144

Transit midpoint (BJD)

2,454,977.1139

Photometric dip

Transit produces a flux drop of 573 ppm lasting ≈ 4.25 h.

Extended Orbital Architecture

Planet / star radius ratio

0.023144

Semi-major axis / stellar radius

23.948

Impact parameter (b)

0.030

Transit mid-time (BJD)

2,454,977.1139

Angular separation (arcsec)

0.07660

Eq. Temperature

774K

(501 °C)

Insolation (S⊕)

86.47

Earth = 1.00

Earth Similarity (ESI)

0.304

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-1267

Spectral Class

F-type yellow-white

Effective Temperature

6,096 K — hotter than the Sun (5,778 K)

Estimated Age

3.24 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.200 R☉

Stellar Mass

1.150 M☉

Metallicity [Fe/H]

0.07

Extended Stellar Properties

Surface gravity (log g)

4.330 dex

Stellar density

1.530 g/cm³

Metallicity ratio

[Fe/H]

Distance
1,379.43 parsec
Light-years 4,499.09 ly
V-band magnitude
15.85 mag
Voyager-speed travel 79,341,513 yr

Multi-band Host Photometry — 16 bands

9.217.517.48B15.85V15.81Gaia15.83Kepler15.25TESS16.48Sloan g15.76Sloan r15.55Sloan i15.42Sloan z14.41J14.09H13.94K13.91W114.05W212.55W39.19W4

Astrometric Data

Parallax

0.698 mas

Total Proper Motion

10.223 mas/yr

PM Right Ascension

-4.22 mas/yr

PM Declination

-9.31 mas/yr

Galactic Cartesian (pc)

x = 0.354 · y = -0.634 · z = 0.688

Equatorial (J2000)

RA 299.16951° · Dec 43.44105°

Galactic ℓ, b

78.262° · 7.589°

Ecliptic λ, β

318.946° · 62.014°

HTM-20 index

1824856767

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