Key parameters at a glance

A radius of 1.65 Earth radii
A mass of 3.36 Earth masses
Surface gravity around 1.23 g
An orbital period of 2.437 days
Semi-major axis 0.0351 AU
Equilibrium temperature 1,513 K (1240 °C)
Distance from Earth 4,551.70 light-years
Earth Similarity Index 0.182
Travel time at Voyager 1 speed 80,269,272 years

Kepler-611 b Planet Profile

Physical Specs

Radius

1.65 R⊕

Radius (Jupiter)

0.147 R♃

Mass

3.36 M⊕

Mass (Jupiter)

0.011 M♃

Density

4.11 g/cm³

Surface Gravity

1.23 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.182

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

#485of 1176

top 41.2%

This planet

1.65R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Kepler-400 b 1.65 R⊕ K2-343 b 1.65 R⊕ Kepler-360 b 1.65 R⊕

Metric	Earth	Kepler-611 b	Jupiter
Radius (R⊕)	1.00	1.65	11.21
Mass (M⊕)	1.00	3.36	317.83
Density (g/cm³)	5.51	4.11	1.33
Surface Gravity (g)	1.00	1.23	2.53
Insolation (S⊕)	1.00	1,825.30	0.037

Star Catalogue Identifiers

TIC

TIC 158113449

Gaia DR2

Gaia DR2 2106443453079518336

Gaia DR3

Gaia DR3 2106443453079518336

System

Kepler-611

Percentile among Super-Earth cohort

Radius 1.650 R⊕ · percentile 58 / cohort 1176

Mass 3.360 M⊕ · percentile 52 / cohort 1176

Orbital period 2.44 d · percentile 15 / cohort 1164

Distance 1,395.56 pc · percentile 93 / cohort 1171

ESI 0.182 · percentile 9 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period

2.437 days

Semi-major axis

0.0351 AU

Eccentricity

0.000

Inclination

89.87 °

Year Length

A year here lasts approximately 2.44 Earth days (0.7% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0351 AU.

Transit Fingerprint

Depth

0.024 %

Duration

3.201 h

Impact parameter b

0.745

Rp / R★

0.014982

Transit midpoint (BJD)

2,455,003.7372

Photometric dip

Transit produces a flux drop of 244 ppm lasting ≈ 3.20 h.

Extended Orbital Architecture

Planet / star radius ratio

0.014982

Semi-major axis / stellar radius

5.928

Impact parameter (b)

0.745

Transit mid-time (BJD)

2,455,003.7372

Angular separation (arcsec)

0.02520

Eq. Temperature

1,513K

(1240 °C)

Insolation (S⊕)

1,825.30

Earth = 1.00

Earth Similarity (ESI)

0.182

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-611

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,761 K — cooler than the Sun (5,778 K)

Estimated Age

4.47 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.010 R☉

Stellar Mass

1.010 M☉

Metallicity [Fe/H]

0.06

Extended Stellar Properties

Surface gravity (log g)

4.430 dex

Stellar density

0.663 g/cm³

Metallicity ratio

[Fe/H]

Distance

1,395.56 parsec

Light-years 4,551.70 ly

V-band magnitude

14.73 mag

Voyager-speed travel 80,269,272 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

0.688 mas

Total Proper Motion

21.030 mas/yr

PM Right Ascension

-6.18 mas/yr

PM Declination

-20.10 mas/yr

Galactic Cartesian (pc)

x = 0.193 · y = -0.674 · z = 0.713

Equatorial (J2000)

RA 286.00491° · Dec 45.48030°

Galactic ℓ, b

75.900° · 16.911°

Ecliptic λ, β

300.004° · 67.260°

HTM-20 index

-1215211808