Confirmed Exoplanet Discovered 2014

Kepler-349 c

A super-earth orbiting the g-type yellow (sun-like) Kepler-349, located approximately 3,068.2 light-years from Earth.

Key parameters at a glance

  • A radius of 1.96 Earth radii
  • A mass of 4.50 Earth masses
  • Surface gravity around 1.17 g
  • An orbital period of 12.248 days
  • Semi-major axis 0.1050 AU
  • Equilibrium temperature 763 K (490 °C)
  • Distance from Earth 3,068.23 light-years
  • Earth Similarity Index 0.363
  • Travel time at Voyager 1 speed 54,108,194 years

1 sibling around Kepler-349

Kepler-349 c 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-349 b Super-Earth 1.90 94.50 5.930 972 2014
Kepler-349 c this Super-Earth 1.96 4.50 12.248 763 2014

Kepler-349 c Planet Profile

Physical Specs

Radius
1.96 R⊕
Radius (Jupiter)
0.175 R♃
Mass
4.50 M⊕
Mass (Jupiter)
0.014 M♃
Density
3.28 g/cm³
Surface Gravity
1.17 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.363
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

#49of 1176

top 4.1%

This planet

1.96R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Metric Earth Kepler-349 c Jupiter
Radius (R⊕)1.001.9611.21
Mass (M⊕)1.004.50317.83
Density (g/cm³)5.513.281.33
Surface Gravity (g)1.001.172.53
Insolation (S⊕)1.0094.490.037

Star Catalogue Identifiers

TIC

TIC 270615037

Gaia DR2

Gaia DR2 2126415051008325376

Gaia DR3

Gaia DR3 2126415051008325376

System

Kepler-349

Percentile among Super-Earth cohort

Radius 1.960 R⊕ · percentile 95 / cohort 1176
Mass 4.500 M⊕ · percentile 86 / cohort 1176
Orbital period 12.25 d · percentile 70 / cohort 1164
Distance 940.72 pc · percentile 78 / cohort 1171
ESI 0.363 · percentile 53 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period
12.248 days
Semi-major axis
0.1050 AU
Eccentricity
0.000
Inclination
89.77 °

Year Length

A year here lasts approximately 12.25 Earth days (3.4% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1050 AU.

Transit Fingerprint

Depth

0.047 %

Duration

3.278 h

Impact parameter b

0.150

Rp / R★

0.019781

Transit midpoint (BJD)

2,454,971.2170

Photometric dip

Transit produces a flux drop of 470 ppm lasting ≈ 3.28 h.

Extended Orbital Architecture

Planet / star radius ratio

0.019781

Semi-major axis / stellar radius

28.250

Impact parameter (b)

0.150

Transit mid-time (BJD)

2,454,971.2170

Angular separation (arcsec)

0.11200

Eq. Temperature

763K

(490 °C)

Insolation (S⊕)

94.49

Earth = 1.00

Earth Similarity (ESI)

0.363

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-349

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,956 K — hotter than the Sun (5,778 K)

Estimated Age

0.55 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

0.927 R☉

Stellar Mass

1.083 M☉

Metallicity [Fe/H]

0.15

Extended Stellar Properties

Surface gravity (log g)

4.518 dex

Stellar density

1.100 g/cm³

Metallicity ratio

[M/H]

Distance
940.72 parsec
Light-years 3,068.23 ly
V-band magnitude
14.92 mag
Voyager-speed travel 54,108,194 yr

Multi-band Host Photometry — 16 bands

9.015.715.71B14.92V14.72Gaia14.75Kepler14.26TESS15.20Sloan g14.68Sloan r14.55Sloan i14.46Sloan z13.58J13.28H13.18K13.11W113.16W212.30W39.03W4

Astrometric Data

Parallax

1.035 mas

Total Proper Motion

1.807 mas/yr

PM Right Ascension

0.58 mas/yr

PM Declination

1.71 mas/yr

Galactic Cartesian (pc)

x = 0.286 · y = -0.652 · z = 0.702

Equatorial (J2000)

RA 293.67647° · Dec 44.61560°

Galactic ℓ, b

77.386° · 11.617°

Ecliptic λ, β

311.882° · 64.650°

HTM-20 index

-1620881650

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