Confirmed Exoplanet Discovered 2014

Kepler-379 b

A super-earth orbiting the f-type yellow-white Kepler-379, located approximately 2,385.1 light-years from Earth.

Key parameters at a glance

  • A radius of 1.66 Earth radii
  • A mass of 3.39 Earth masses
  • Surface gravity around 1.23 g
  • An orbital period of 20.098 days
  • Semi-major axis 0.1520 AU
  • Equilibrium temperature 775 K (502 °C)
  • Distance from Earth 2,385.09 light-years
  • Earth Similarity Index 0.378
  • Travel time at Voyager 1 speed 42,061,131 years

1 sibling around Kepler-379

Kepler-379 b shares its host star with 1 other confirmed planet. Side-by-side measurements below.

Planet Type Radius (R⊕) Mass (M⊕) Period (d) Eq. T (K) Year
Kepler-379 b this Super-Earth 1.66 3.39 20.098 775 2014
Kepler-379 c Sub-Neptune 2.29 5.86 62.785 530 2014

Kepler-379 b Planet Profile

Physical Specs

Radius
1.66 R⊕
Radius (Jupiter)
0.148 R♃
Mass
3.39 M⊕
Mass (Jupiter)
0.011 M♃
Density
4.07 g/cm³
Surface Gravity
1.23 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.378
HZ Position Inner
Controversial No

Discovery

Year 2014
Method Transit
Facility Kepler
Telescope 0.95 m Kepler Telescope

Size rank in cohort

Rank by radius

#469of 1176

top 39.8%

This planet

1.66R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Metric Earth Kepler-379 b Jupiter
Radius (R⊕)1.001.6611.21
Mass (M⊕)1.003.39317.83
Density (g/cm³)5.514.071.33
Surface Gravity (g)1.001.232.53
Insolation (S⊕)1.0090.350.037

Star Catalogue Identifiers

TIC

TIC 184167421

Gaia DR2

Gaia DR2 2073167180357401984

Gaia DR3

Gaia DR3 2073167180357401984

System

Kepler-379

Percentile among Super-Earth cohort

Radius 1.660 R⊕ · percentile 59 / cohort 1176
Mass 3.390 M⊕ · percentile 54 / cohort 1176
Orbital period 20.10 d · percentile 85 / cohort 1164
Distance 731.27 pc · percentile 63 / cohort 1171
ESI 0.378 · percentile 56 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period
20.098 days
Semi-major axis
0.1520 AU
Eccentricity
0.000
Inclination
89.96 °

Year Length

A year here lasts approximately 20.10 Earth days (5.5% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1520 AU.

Transit Fingerprint

Depth

0.016 %

Duration

5.105 h

Impact parameter b

0.000

Rp / R★

0.011605

Transit midpoint (BJD)

2,455,040.5759

Photometric dip

Transit produces a flux drop of 158 ppm lasting ≈ 5.11 h.

Extended Orbital Architecture

Planet / star radius ratio

0.011605

Semi-major axis / stellar radius

29.820

Impact parameter (b)

0.000

Transit mid-time (BJD)

2,455,040.5759

Angular separation (arcsec)

0.20800

Eq. Temperature

775K

(502 °C)

Insolation (S⊕)

90.35

Earth = 1.00

Earth Similarity (ESI)

0.378

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

Rowe et al. 2014

Instrument

Kepler CCD Array

Publication

2014-03

Observation locale

Space

Host System: Kepler-379

Spectral Class

F-type yellow-white

Effective Temperature

6,054 K — hotter than the Sun (5,778 K)

Estimated Age

2.24 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.306 R☉

Stellar Mass

1.125 M☉

Metallicity [Fe/H]

0.09

Extended Stellar Properties

Surface gravity (log g)

4.273 dex

Stellar density

0.550 g/cm³

Metallicity ratio

[Fe/H]

Distance
731.27 parsec
Light-years 2,385.09 ly
V-band magnitude
13.48 mag
Voyager-speed travel 42,061,131 yr

Multi-band Host Photometry — 16 bands

9.214.114.10B13.48V13.37Gaia13.36Kepler12.96TESS13.74Sloan g13.31Sloan r13.19Sloan i13.16Sloan z12.34J12.09H12.01K11.98W112.03W212.30W39.24W4

Astrometric Data

Parallax

1.339 mas

Total Proper Motion

3.325 mas/yr

PM Right Ascension

-1.15 mas/yr

PM Declination

-3.12 mas/yr

Galactic Cartesian (pc)

x = 0.337 · y = -0.701 · z = 0.629

Equatorial (J2000)

RA 295.70110° · Dec 38.94582°

Galactic ℓ, b

73.019° · 7.630°

Ecliptic λ, β

310.638° · 58.812°

HTM-20 index

-2047806022

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