Key parameters at a glance

A radius of 1.34 Earth radii
A mass of 2.36 Earth masses
Surface gravity around 1.31 g
An orbital period of 0.571 days
Semi-major axis 0.0129 AU
Equilibrium temperature 1,897 K (1624 °C)
Distance from Earth 1,398.55 light-years
Earth Similarity Index 0.148
Travel time at Voyager 1 speed 24,663,435 years

Kepler-1107 b Planet Profile

Physical Specs

Radius

1.34 R⊕

Radius (Jupiter)

0.120 R♃

Mass

2.36 M⊕

Mass (Jupiter)

0.007 M♃

Density

5.39 g/cm³

Surface Gravity

1.31 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.148

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

#1010of 1176

top 85.8%

This planet

1.34R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

LTT 1445 A b 1.34 R⊕ Kepler-191 b 1.34 R⊕ Kepler-285 b 1.34 R⊕

Metric	Earth	Kepler-1107 b	Jupiter
Radius (R⊕)	1.00	1.34	11.21
Mass (M⊕)	1.00	2.36	317.83
Density (g/cm³)	5.51	5.39	1.33
Surface Gravity (g)	1.00	1.31	2.53
Insolation (S⊕)	1.00	2,387.26	0.037

Star Catalogue Identifiers

TIC

TIC 122716169

Gaia DR2

Gaia DR2 2052965337812644352

Gaia DR3

Gaia DR3 2052965337812644352

System

Kepler-1107

Percentile among Super-Earth cohort

Radius 1.340 R⊕ · percentile 13 / cohort 1176

Mass 2.360 M⊕ · percentile 13 / cohort 1176

Orbital period 0.57 d · percentile 1 / cohort 1164

Distance 428.80 pc · percentile 42 / cohort 1171

ESI 0.148 · percentile 4 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period

0.571 days

Semi-major axis

0.0129 AU

Eccentricity

0.000

Inclination

66.60 °

Year Length

A year here lasts roughly 13.7 hours long on a nearly circular orbit at a mean orbital distance of 0.0129 AU.

Transit Fingerprint

Depth

0.026 %

Duration

1.042 h

Impact parameter b

0.650

Rp / R★

0.014581

Transit midpoint (BJD)

2,454,964.6535

Photometric dip

Transit produces a flux drop of 263 ppm lasting ≈ 1.04 h.

Extended Orbital Architecture

Planet / star radius ratio

0.014581

Semi-major axis / stellar radius

4.285

Impact parameter (b)

0.650

Transit mid-time (BJD)

2,454,964.6535

Angular separation (arcsec)

0.03000

Eq. Temperature

1,897K

(1624 °C)

Insolation (S⊕)

2,387.26

Earth = 1.00

Earth Similarity (ESI)

0.148

0 = alien, 1 = Earth-identical

Inside the inner HZ boundary (too hot for liquid water) — the dayside is scorched.

Discovery Paper

Primary reference

Morton et al. 2016

Instrument

Kepler CCD Array

Publication

2016-05

Observation locale

Space

Discovery cohort

Planets confirmed in 2016 at Kepler (12 shown).

Kepler-1512 b · Rocky Terrestrial Kepler-1410 b · Super-Earth Kepler-560 b · Super-Earth Kepler-1389 b · Super-Earth Kepler-1450 b · Super-Earth Kepler-1544 b · Super-Earth Kepler-1459 b · Super-Earth Kepler-1638 b · Super-Earth Kepler-737 b · Super-Earth Kepler-1185 b · Super-Earth Kepler-1178 b · Rocky Terrestrial Kepler-1040 b · Sub-Neptune

Host System: Kepler-1107

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,268 K — cooler than the Sun (5,778 K)

Estimated Age

4.47 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

0.820 R☉

Stellar Mass

0.860 M☉

Metallicity [Fe/H]

0.01

Extended Stellar Properties

Surface gravity (log g)

4.550 dex

Stellar density

1.780 g/cm³

Metallicity ratio

[Fe/H]

Distance

428.80 parsec

Light-years 1,398.55 ly

V-band magnitude

14.32 mag

Voyager-speed travel 24,663,435 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

2.303 mas

Total Proper Motion

6.734 mas/yr

PM Right Ascension

3.67 mas/yr

PM Declination

5.64 mas/yr

Galactic Cartesian (pc)

x = 0.279 · y = -0.724 · z = 0.631

Equatorial (J2000)

RA 291.04993° · Dec 39.14167°

Galactic ℓ, b

71.502° · 10.923°

Ecliptic λ, β

303.996° · 60.120°

HTM-20 index

1427614546