Key parameters at a glance

A radius of 0.94 Earth radii
A mass of 0.78 Earth masses
Surface gravity around 0.88 g
An orbital period of 6.110 days
Semi-major axis 0.0693 AU
Equilibrium temperature 1,125 K (852 °C)
Distance from Earth 1,705.22 light-years
Earth Similarity Index 0.280
Travel time at Voyager 1 speed 30,071,528 years

Kepler-1169 b Planet Profile

Physical Specs

Radius

0.94 R⊕

Radius (Jupiter)

0.084 R♃

Mass

0.78 M⊕

Mass (Jupiter)

0.002 M♃

Density

5.15 g/cm³

Surface Gravity

0.88 g (Earth)

Classification

Planet Type

Rocky Terrestrial

ESI Score 0.280

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

#384of 570

top 67.2%

This planet

0.94R⊕

Rocky Terrestrial median

1.01R⊕

Nearest-size peers

TOI-6000 b 0.94 R⊕ Kepler-1572 b 0.94 R⊕ Kepler-1438 b 0.94 R⊕

Metric	Earth	Kepler-1169 b	Jupiter
Radius (R⊕)	1.00	0.94	11.21
Mass (M⊕)	1.00	0.78	317.83
Density (g/cm³)	5.51	5.15	1.33
Surface Gravity (g)	1.00	0.88	2.53
Insolation (S⊕)	1.00	348.05	0.037

Star Catalogue Identifiers

TIC

TIC 271354748

Gaia DR2

Gaia DR2 2080098840942920704

Gaia DR3

Gaia DR3 2080098840942920704

System

Kepler-1169

Percentile among Rocky Terrestrial cohort

Radius 0.940 R⊕ · percentile 32 / cohort 570

Mass 0.779 M⊕ · percentile 28 / cohort 570

Orbital period 6.11 d · percentile 61 / cohort 567

Distance 522.82 pc · percentile 66 / cohort 566

ESI 0.280 · percentile 32 / cohort 570

Orbit & Habitability

Orbital Dynamics

Period

6.110 days

Semi-major axis

0.0693 AU

Eccentricity

0.000

Inclination

89.16 °

Year Length

A year here lasts approximately 6.11 Earth days (1.7% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0693 AU.

Transit Fingerprint

Depth

0.006 %

Duration

2.447 h

Impact parameter b

0.155

Rp / R★

0.007323

Transit midpoint (BJD)

2,454,969.9130

Photometric dip

Transit produces a flux drop of 64 ppm lasting ≈ 2.45 h.

Extended Orbital Architecture

Planet / star radius ratio

0.007323

Semi-major axis / stellar radius

19.000

Impact parameter (b)

0.155

Transit mid-time (BJD)

2,454,969.9130

Angular separation (arcsec)

0.13300

Eq. Temperature

1,125K

(852 °C)

Insolation (S⊕)

348.05

Earth = 1.00

Earth Similarity (ESI)

0.280

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-1169

Spectral Class

F-type yellow-white

Effective Temperature

6,191 K — hotter than the Sun (5,778 K)

Estimated Age

1.38 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.230 R☉

Stellar Mass

1.240 M☉

Metallicity [Fe/H]

0.26

Extended Stellar Properties

Surface gravity (log g)

4.350 dex

Stellar density

0.700 g/cm³

Systemic radial velocity

-54.26 km/s

Metallicity ratio

[Fe/H]

Distance

522.82 parsec

Light-years 1,705.22 ly

V-band magnitude

12.71 mag

Voyager-speed travel 30,071,528 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

1.884 mas

Total Proper Motion

4.638 mas/yr

PM Right Ascension

3.07 mas/yr

PM Declination

3.48 mas/yr

Galactic Cartesian (pc)

x = 0.290 · y = -0.624 · z = 0.725

Equatorial (J2000)

RA 294.91159° · Dec 46.49147°

Galactic ℓ, b

79.494° · 11.699°

Ecliptic λ, β

315.556° · 66.036°

HTM-20 index

-1253539487