Key parameters at a glance

A radius of 1.63 Earth radii
A mass of 3.29 Earth masses
Surface gravity around 1.24 g
An orbital period of 37.333 days
Semi-major axis 0.2361 AU
Equilibrium temperature 657 K (384 °C)
Distance from Earth 3,578.68 light-years
Earth Similarity Index 0.448
Travel time at Voyager 1 speed 63,110,044 years

Kepler-1269 b Planet Profile

Physical Specs

Radius

1.63 R⊕

Radius (Jupiter)

0.145 R♃

Mass

3.29 M⊕

Mass (Jupiter)

0.010 M♃

Density

4.17 g/cm³

Surface Gravity

1.24 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.448

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

#517of 1176

top 43.9%

This planet

1.63R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Kepler-202 b 1.63 R⊕ Kepler-319 b 1.63 R⊕ Kepler-208 b 1.63 R⊕

Metric	Earth	Kepler-1269 b	Jupiter
Radius (R⊕)	1.00	1.63	11.21
Mass (M⊕)	1.00	3.29	317.83
Density (g/cm³)	5.51	4.17	1.33
Surface Gravity (g)	1.00	1.24	2.53
Insolation (S⊕)	1.00	69.00	0.037

Star Catalogue Identifiers

TIC

TIC 158559018

Gaia DR2

Gaia DR2 2130211080541825024

Gaia DR3

Gaia DR3 2130211080541825024

System

Kepler-1269

Percentile among Super-Earth cohort

Radius 1.630 R⊕ · percentile 55 / cohort 1176

Mass 3.290 M⊕ · percentile 50 / cohort 1176

Orbital period 37.33 d · percentile 94 / cohort 1164

Distance 1,097.23 pc · percentile 85 / cohort 1171

ESI 0.448 · percentile 67 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period

37.333 days

Semi-major axis

0.2361 AU

Eccentricity

0.000

Inclination

87.64 °

Year Length

A year here lasts approximately 37.33 Earth days (10.2% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.2361 AU.

Transit Fingerprint

Depth

0.019 %

Duration

7.294 h

Impact parameter b

0.839

Rp / R★

0.012727

Transit midpoint (BJD)

2,454,995.9045

Photometric dip

Transit produces a flux drop of 188 ppm lasting ≈ 7.29 h.

Extended Orbital Architecture

Planet / star radius ratio

0.012727

Semi-major axis / stellar radius

39.603

Impact parameter (b)

0.839

Transit mid-time (BJD)

2,454,995.9045

Angular separation (arcsec)

0.21500

Eq. Temperature

657K

(384 °C)

Insolation (S⊕)

69.00

Earth = 1.00

Earth Similarity (ESI)

0.448

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-1269

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,998 K — hotter than the Sun (5,778 K)

Estimated Age

3.55 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.150 R☉

Stellar Mass

1.100 M☉

Metallicity [Fe/H]

0.07

Extended Stellar Properties

Surface gravity (log g)

4.360 dex

Stellar density

0.240 g/cm³

Metallicity ratio

[Fe/H]

Distance

1,097.23 parsec

Light-years 3,578.68 ly

V-band magnitude

13.66 mag

Voyager-speed travel 63,110,044 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

0.883 mas

Total Proper Motion

6.083 mas/yr

PM Right Ascension

-4.02 mas/yr

PM Declination

-4.56 mas/yr

Galactic Cartesian (pc)

x = 0.215 · y = -0.669 · z = 0.711

Equatorial (J2000)

RA 287.80554° · Dec 45.34054°

Galactic ℓ, b

76.265° · 15.688°

Ecliptic λ, β

302.989° · 66.752°

HTM-20 index

1216046305