Key parameters at a glance

A radius of 1.21 Earth radii
A mass of 1.92 Earth masses
Surface gravity around 1.31 g
An orbital period of 3.179 days
Semi-major axis 0.0417 AU
Equilibrium temperature 1,101 K (828 °C)
Distance from Earth 909.93 light-years
Earth Similarity Index 0.280
Travel time at Voyager 1 speed 16,046,665 years

Kepler-743 b Planet Profile

Physical Specs

Radius

1.21 R⊕

Radius (Jupiter)

0.108 R♃

Mass

1.92 M⊕

Mass (Jupiter)

0.006 M♃

Density

5.96 g/cm³

Surface Gravity

1.31 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

#56of 570

top 9.6%

This planet

1.21R⊕

Rocky Terrestrial median

1.01R⊕

Nearest-size peers

Kepler-415 b 1.21 R⊕ Kepler-169 c 1.21 R⊕ Kepler-189 b 1.21 R⊕

Metric	Earth	Kepler-743 b	Jupiter
Radius (R⊕)	1.00	1.21	11.21
Mass (M⊕)	1.00	1.92	317.83
Density (g/cm³)	5.51	5.96	1.33
Surface Gravity (g)	1.00	1.31	2.53
Insolation (S⊕)	1.00	397.25	0.037

Star Catalogue Identifiers

TIC

TIC 271760755

Gaia DR2

Gaia DR2 2077994272606400512

Gaia DR3

Gaia DR3 2077994272606400512

System

Kepler-743

Percentile among Rocky Terrestrial cohort

Radius 1.210 R⊕ · percentile 87 / cohort 570

Mass 1.920 M⊕ · percentile 80 / cohort 570

Orbital period 3.18 d · percentile 36 / cohort 567

Distance 278.99 pc · percentile 38 / cohort 566

ESI 0.280 · percentile 32 / cohort 570

Orbit & Habitability

Orbital Dynamics

Period

3.179 days

Semi-major axis

0.0417 AU

Eccentricity

0.000

Inclination

89.59 °

Year Length

A year here lasts approximately 3.18 Earth days (0.9% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0417 AU.

Transit Fingerprint

Depth

0.021 %

Duration

1.025 h

Impact parameter b

0.292

Rp / R★

0.013201

Transit midpoint (BJD)

2,455,094.8424

Photometric dip

Transit produces a flux drop of 206 ppm lasting ≈ 1.02 h.

Extended Orbital Architecture

Planet / star radius ratio

0.013201

Semi-major axis / stellar radius

23.670

Impact parameter (b)

0.292

Transit mid-time (BJD)

2,455,094.8424

Angular separation (arcsec)

0.14900

Eq. Temperature

1,101K

(828 °C)

Insolation (S⊕)

397.25

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-743

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,486 K — cooler than the Sun (5,778 K)

Estimated Age

1.86 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

0.850 R☉

Stellar Mass

0.940 M☉

Metallicity [Fe/H]

0.01

Extended Stellar Properties

Surface gravity (log g)

4.550 dex

Stellar density

1.270 g/cm³

Systemic radial velocity

-3.46 km/s

Metallicity ratio

[Fe/H]

Distance

278.99 parsec

Light-years 909.93 ly

V-band magnitude

12.66 mag

Voyager-speed travel 16,046,665 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

3.556 mas

Total Proper Motion

8.912 mas/yr

PM Right Ascension

8.58 mas/yr

PM Declination

-2.39 mas/yr

Galactic Cartesian (pc)

x = 0.317 · y = -0.662 · z = 0.680

Equatorial (J2000)

RA 295.57423° · Dec 42.80643°

Galactic ℓ, b

76.401° · 9.564°

Ecliptic λ, β

313.229° · 62.460°

HTM-20 index

-1559483879