Key parameters at a glance

A radius of 1.74 Earth radii
A mass of 3.68 Earth masses
Surface gravity around 1.22 g
An orbital period of 3.300 days
Semi-major axis 0.0471 AU
Equilibrium temperature 1,543 K (1270 °C)
Distance from Earth 4,666.77 light-years
Earth Similarity Index 0.174
Travel time at Voyager 1 speed 82,298,493 years

Kepler-1375 b Planet Profile

Physical Specs

Radius

1.74 R⊕

Radius (Jupiter)

0.155 R♃

Mass

3.68 M⊕

Mass (Jupiter)

0.012 M♃

Density

3.84 g/cm³

Surface Gravity

1.22 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.174

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

#344of 1176

top 29.2%

This planet

1.74R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Kepler-260 c 1.74 R⊕ TOI-1266 d 1.74 R⊕ Kepler-33 b 1.74 R⊕

Metric	Earth	Kepler-1375 b	Jupiter
Radius (R⊕)	1.00	1.74	11.21
Mass (M⊕)	1.00	3.68	317.83
Density (g/cm³)	5.51	3.84	1.33
Surface Gravity (g)	1.00	1.22	2.53
Insolation (S⊕)	1.00	2,948.36	0.037

Star Catalogue Identifiers

TIC

TIC 272269239

Gaia DR2

Gaia DR2 2078785787845558656

Gaia DR3

Gaia DR3 2078785787845558656

System

Kepler-1375

Percentile among Super-Earth cohort

Radius 1.740 R⊕ · percentile 70 / cohort 1176

Mass 3.680 M⊕ · percentile 64 / cohort 1176

Orbital period 3.30 d · percentile 25 / cohort 1164

Distance 1,430.84 pc · percentile 94 / cohort 1171

ESI 0.174 · percentile 8 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period

3.300 days

Semi-major axis

0.0471 AU

Eccentricity

0.000

Inclination

89.92 °

Year Length

A year here lasts approximately 3.30 Earth days (0.9% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0471 AU.

Transit Fingerprint

Depth

0.010 %

Duration

4.498 h

Impact parameter b

0.008

Rp / R★

0.009180

Transit midpoint (BJD)

2,454,966.5638

Photometric dip

Transit produces a flux drop of 99 ppm lasting ≈ 4.50 h.

Extended Orbital Architecture

Planet / star radius ratio

0.009180

Semi-major axis / stellar radius

5.732

Impact parameter (b)

0.008

Transit mid-time (BJD)

2,454,966.5638

Angular separation (arcsec)

0.03290

Eq. Temperature

1,543K

(1270 °C)

Insolation (S⊕)

2,948.36

Earth = 1.00

Earth Similarity (ESI)

0.174

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-1375

Spectral Class

F-type yellow-white

Effective Temperature

6,704 K — hotter than the Sun (5,778 K)

Estimated Age

1.66 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.780 R☉

Stellar Mass

1.470 M☉

Metallicity [Fe/H]

0.09

Extended Stellar Properties

Surface gravity (log g)

4.110 dex

Stellar density

0.291 g/cm³

Metallicity ratio

[Fe/H]

Distance

1,430.84 parsec

Light-years 4,666.77 ly

V-band magnitude

13.86 mag

Voyager-speed travel 82,298,493 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

0.670 mas

Total Proper Motion

11.089 mas/yr

PM Right Ascension

-4.17 mas/yr

PM Declination

-10.28 mas/yr

Galactic Cartesian (pc)

x = 0.322 · y = -0.651 · z = 0.687

Equatorial (J2000)

RA 296.29352° · Dec 43.40322°

Galactic ℓ, b

77.186° · 9.387°

Ecliptic λ, β

314.778° · 62.814°

HTM-20 index

-1502868577