Key parameters at a glance

A radius of 1.75 Earth radii
A mass of 3.71 Earth masses
Surface gravity around 1.21 g
An orbital period of 6.422 days
Semi-major axis 0.0675 AU
Equilibrium temperature 1,000 K (727 °C)
Distance from Earth 2,262.28 light-years
Earth Similarity Index 0.284
Travel time at Voyager 1 speed 39,895,248 years

Kepler-1100 b Planet Profile

Physical Specs

Radius

1.75 R⊕

Radius (Jupiter)

0.156 R♃

Mass

3.71 M⊕

Mass (Jupiter)

0.012 M♃

Density

3.80 g/cm³

Surface Gravity

1.21 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.284

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

#326of 1176

top 27.6%

This planet

1.75R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Kepler-301 d 1.75 R⊕ Kepler-1243 b 1.75 R⊕ Kepler-122 f 1.75 R⊕

Metric	Earth	Kepler-1100 b	Jupiter
Radius (R⊕)	1.00	1.75	11.21
Mass (M⊕)	1.00	3.71	317.83
Density (g/cm³)	5.51	3.80	1.33
Surface Gravity (g)	1.00	1.21	2.53
Insolation (S⊕)	1.00	238.51	0.037

Star Catalogue Identifiers

TIC

TIC 63009789

Gaia DR2

Gaia DR2 2126163675162475136

Gaia DR3

Gaia DR3 2126163675162475136

System

Kepler-1100

Percentile among Super-Earth cohort

Radius 1.750 R⊕ · percentile 71 / cohort 1176

Mass 3.710 M⊕ · percentile 64 / cohort 1176

Orbital period 6.42 d · percentile 50 / cohort 1164

Distance 693.62 pc · percentile 60 / cohort 1171

ESI 0.284 · percentile 32 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period

6.422 days

Semi-major axis

0.0675 AU

Eccentricity

0.000

Inclination

89.11 °

Year Length

A year here lasts approximately 6.42 Earth days (1.8% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0674 AU.

Transit Fingerprint

Depth

0.017 %

Duration

2.660 h

Impact parameter b

0.281

Rp / R★

0.011894

Transit midpoint (BJD)

2,454,967.5809

Photometric dip

Transit produces a flux drop of 167 ppm lasting ≈ 2.66 h.

Extended Orbital Architecture

Planet / star radius ratio

0.011894

Semi-major axis / stellar radius

18.390

Impact parameter (b)

0.281

Transit mid-time (BJD)

2,454,967.5809

Angular separation (arcsec)

0.09720

Eq. Temperature

1,000K

(727 °C)

Insolation (S⊕)

238.51

Earth = 1.00

Earth Similarity (ESI)

0.284

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-1100

Spectral Class

F-type yellow-white

Effective Temperature

6,247 K — hotter than the Sun (5,778 K)

Estimated Age

2.69 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.340 R☉

Stellar Mass

1.210 M☉

Metallicity [Fe/H]

0.05

Extended Stellar Properties

Surface gravity (log g)

4.260 dex

Stellar density

1.000 g/cm³

Metallicity ratio

[Fe/H]

Distance

693.62 parsec

Light-years 2,262.28 ly

V-band magnitude

13.95 mag

Voyager-speed travel 39,895,248 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

1.413 mas

Total Proper Motion

3.321 mas/yr

PM Right Ascension

2.94 mas/yr

PM Declination

1.54 mas/yr

Galactic Cartesian (pc)

x = 0.268 · y = -0.667 · z = 0.696

Equatorial (J2000)

RA 291.87135° · Dec 44.08739°

Galactic ℓ, b

76.317° · 12.540°

Ecliptic λ, β

308.627° · 64.621°

HTM-20 index

573901778