Key parameters at a glance

A radius of 1.94 Earth radii
A mass of 4.42 Earth masses
Surface gravity around 1.17 g
An orbital period of 27.572 days
Semi-major axis 0.1834 AU
Equilibrium temperature 636 K (363 °C)
Distance from Earth 3,958.95 light-years
Earth Similarity Index 0.436
Travel time at Voyager 1 speed 69,816,022 years

Kepler-1348 b Planet Profile

Physical Specs

Radius

1.94 R⊕

Radius (Jupiter)

0.173 R♃

Mass

4.42 M⊕

Mass (Jupiter)

0.014 M♃

Density

3.33 g/cm³

Surface Gravity

1.17 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.436

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

#79of 1176

top 6.6%

This planet

1.94R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

HD 110067 e 1.94 R⊕ Kepler-804 b 1.94 R⊕ Kepler-83 d 1.94 R⊕

Metric	Earth	Kepler-1348 b	Jupiter
Radius (R⊕)	1.00	1.94	11.21
Mass (M⊕)	1.00	4.42	317.83
Density (g/cm³)	5.51	3.33	1.33
Surface Gravity (g)	1.00	1.17	2.53
Insolation (S⊕)	1.00	49.67	0.037

Star Catalogue Identifiers

TIC

TIC 26582909

Gaia DR2

Gaia DR2 2129877825440176512

Gaia DR3

Gaia DR3 2129877825440176512

System

Kepler-1348

Percentile among Super-Earth cohort

Radius 1.940 R⊕ · percentile 93 / cohort 1176

Mass 4.420 M⊕ · percentile 86 / cohort 1176

Orbital period 27.57 d · percentile 90 / cohort 1164

Distance 1,213.82 pc · percentile 89 / cohort 1171

ESI 0.436 · percentile 66 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period

27.572 days

Semi-major axis

0.1834 AU

Eccentricity

0.000

Inclination

89.05 °

Year Length

A year here lasts approximately 27.57 Earth days (7.5% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1834 AU.

Transit Fingerprint

Depth

0.032 %

Duration

5.292 h

Impact parameter b

0.562

Rp / R★

0.016926

Transit midpoint (BJD)

2,454,978.3928

Photometric dip

Transit produces a flux drop of 319 ppm lasting ≈ 5.29 h.

Extended Orbital Architecture

Planet / star radius ratio

0.016926

Semi-major axis / stellar radius

33.900

Impact parameter (b)

0.562

Transit mid-time (BJD)

2,454,978.3928

Angular separation (arcsec)

0.15100

Eq. Temperature

636K

(363 °C)

Insolation (S⊕)

49.67

Earth = 1.00

Earth Similarity (ESI)

0.436

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-1348

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,911 K — hotter than the Sun (5,778 K)

Estimated Age

3.72 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.040 R☉

Stellar Mass

1.040 M☉

Metallicity [Fe/H]

-0.01

Extended Stellar Properties

Surface gravity (log g)

4.420 dex

Stellar density

0.988 g/cm³

Metallicity ratio

[Fe/H]

Distance

1,213.82 parsec

Light-years 3,958.95 ly

V-band magnitude

14.87 mag

Voyager-speed travel 69,816,022 yr

Multi-band Host Photometry — 16 bands

Astrometric Data

Parallax

0.795 mas

Total Proper Motion

8.318 mas/yr

PM Right Ascension

-5.72 mas/yr

PM Declination

-6.04 mas/yr

Galactic Cartesian (pc)

x = 0.243 · y = -0.598 · z = 0.764

Equatorial (J2000)

RA 292.08741° · Dec 49.78871°

Galactic ℓ, b

81.690° · 14.838°

Ecliptic λ, β

314.722° · 69.820°

HTM-20 index

636782891