Key parameters at a glance

A radius of 1.37 Earth radii
A mass of 2.45 Earth masses
Surface gravity around 1.31 g
An orbital period of 22.242 days
Semi-major axis 0.1601 AU
Equilibrium temperature 954 K (681 °C)
Distance from Earth 2,534.31 light-years
Earth Similarity Index 0.323
Travel time at Voyager 1 speed 44,692,619 years

Kepler-1300 b Planet Profile

Physical Specs

Radius

1.37 R⊕

Radius (Jupiter)

0.122 R♃

Mass

2.45 M⊕

Mass (Jupiter)

0.008 M♃

Density

5.24 g/cm³

Surface Gravity

1.31 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.323

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

#966of 1176

top 82.1%

This planet

1.37R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Kepler-240 b 1.37 R⊕ Kepler-286 c 1.37 R⊕ Kepler-901 b 1.37 R⊕

Metric	Earth	Kepler-1300 b	Jupiter
Radius (R⊕)	1.00	1.37	11.21
Mass (M⊕)	1.00	2.45	317.83
Density (g/cm³)	5.51	5.24	1.33
Surface Gravity (g)	1.00	1.31	2.53
Insolation (S⊕)	1.00	149.41	0.037

Star Catalogue Identifiers

TIC

TIC 121865605

Gaia DR2

Gaia DR2 2101241285613832192

Gaia DR3

Gaia DR3 2101241285613832192

System

Kepler-1300

Percentile among Super-Earth cohort

Radius 1.370 R⊕ · percentile 17 / cohort 1176

Mass 2.450 M⊕ · percentile 17 / cohort 1176

Orbital period 22.24 d · percentile 87 / cohort 1164

Distance 777.03 pc · percentile 66 / cohort 1171

ESI 0.323 · percentile 43 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period

22.242 days

Semi-major axis

0.1601 AU

Eccentricity

0.000

Inclination

85.08 °

Year Length

A year here lasts approximately 22.24 Earth days (6.1% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1600 AU.

Transit Fingerprint

Depth

0.006 %

Duration

7.255 h

Impact parameter b

0.096

Rp / R★

0.007415

Transit midpoint (BJD)

2,454,977.7251

Photometric dip

Transit produces a flux drop of 65 ppm lasting ≈ 7.26 h.

Extended Orbital Architecture

Planet / star radius ratio

0.007415

Semi-major axis / stellar radius

23.490

Impact parameter (b)

0.096

Transit mid-time (BJD)

2,454,977.7251

Angular separation (arcsec)

0.20600

Eq. Temperature

954K

(681 °C)

Insolation (S⊕)

149.41

Earth = 1.00

Earth Similarity (ESI)

0.323

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-1300

Spectral Class

F-type yellow-white

Effective Temperature

6,130 K — hotter than the Sun (5,778 K)

Estimated Age

3.55 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.790 R☉

Stellar Mass

1.290 M☉

Metallicity [Fe/H]

0.05

Extended Stellar Properties

Surface gravity (log g)

4.040 dex

Stellar density

0.190 g/cm³

Metallicity ratio

[Fe/H]

Distance

777.03 parsec

Light-years 2,534.31 ly

V-band magnitude

12.86 mag

Voyager-speed travel 44,692,619 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

1.258 mas

Total Proper Motion

8.551 mas/yr

PM Right Ascension

5.20 mas/yr

PM Declination

6.79 mas/yr

Galactic Cartesian (pc)

x = 0.249 · y = -0.723 · z = 0.644

Equatorial (J2000)

RA 289.03305° · Dec 40.08692°

Galactic ℓ, b

71.689° · 12.733°

Ecliptic λ, β

301.479° · 61.462°

HTM-20 index

-940204873