Key parameters at a glance

A radius of 1.92 Earth radii
A mass of 4.35 Earth masses
Surface gravity around 1.18 g
An orbital period of 8.327 days
Semi-major axis 0.0812 AU
Equilibrium temperature 938 K (665 °C)
Distance from Earth 5,731.31 light-years
Earth Similarity Index 0.295
Travel time at Voyager 1 speed 101,071,665 years

Kepler-1119 b Planet Profile

Physical Specs

Radius

1.92 R⊕

Radius (Jupiter)

0.171 R♃

Mass

4.35 M⊕

Mass (Jupiter)

0.014 M♃

Density

3.38 g/cm³

Surface Gravity

1.18 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.295

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

#102of 1176

top 8.6%

This planet

1.92R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

K2-61 b 1.92 R⊕ Kepler-1987 e 1.92 R⊕ HD 3167 d 1.92 R⊕

Metric	Earth	Kepler-1119 b	Jupiter
Radius (R⊕)	1.00	1.92	11.21
Mass (M⊕)	1.00	4.35	317.83
Density (g/cm³)	5.51	3.38	1.33
Surface Gravity (g)	1.00	1.18	2.53
Insolation (S⊕)	1.00	182.69	0.037

Star Catalogue Identifiers

TIC

TIC 272940104

Gaia DR2

Gaia DR2 2078920821617340416

Gaia DR3

Gaia DR3 2078920821617340416

System

Kepler-1119

Percentile among Super-Earth cohort

Radius 1.920 R⊕ · percentile 90 / cohort 1176

Mass 4.350 M⊕ · percentile 84 / cohort 1176

Orbital period 8.33 d · percentile 59 / cohort 1164

Distance 1,757.23 pc · percentile 97 / cohort 1171

ESI 0.295 · percentile 36 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period

8.327 days

Semi-major axis

0.0812 AU

Eccentricity

0.000

Inclination

84.08 °

Year Length

A year here lasts approximately 8.33 Earth days (2.3% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0812 AU.

Transit Fingerprint

Depth

0.027 %

Duration

5.383 h

Impact parameter b

0.819

Rp / R★

0.015415

Transit midpoint (BJD)

2,454,968.5868

Photometric dip

Transit produces a flux drop of 268 ppm lasting ≈ 5.38 h.

Extended Orbital Architecture

Planet / star radius ratio

0.015415

Semi-major axis / stellar radius

7.290

Impact parameter (b)

0.819

Transit mid-time (BJD)

2,454,968.5868

Angular separation (arcsec)

0.04620

Eq. Temperature

938K

(665 °C)

Insolation (S⊕)

182.69

Earth = 1.00

Earth Similarity (ESI)

0.295

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

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-1119

Spectral Class

F-type yellow-white

Effective Temperature

6,083 K — hotter than the Sun (5,778 K)

Estimated Age

3.09 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.170 R☉

Stellar Mass

1.110 M☉

Metallicity [Fe/H]

0.03

Extended Stellar Properties

Surface gravity (log g)

4.350 dex

Stellar density

0.459 g/cm³

Metallicity ratio

[Fe/H]

Distance

1,757.23 parsec

Light-years 5,731.31 ly

V-band magnitude

15.30 mag

Voyager-speed travel 101,071,665 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

0.541 mas

Total Proper Motion

6.155 mas/yr

PM Right Ascension

-2.73 mas/yr

PM Declination

-5.52 mas/yr

Galactic Cartesian (pc)

x = 0.325 · y = -0.637 · z = 0.699

Equatorial (J2000)

RA 297.01910° · Dec 44.32749°

Galactic ℓ, b

78.263° · 9.374°

Ecliptic λ, β

316.650° · 63.456°

HTM-20 index

1154268718