Confirmed Exoplanet Discovered 2016

Kepler-795 b

A super-earth orbiting the g-type yellow (sun-like) Kepler-795, located approximately 1,605.1 light-years from Earth.

Key parameters at a glance

  • A radius of 1.68 Earth radii
  • A mass of 3.46 Earth masses
  • Surface gravity around 1.23 g
  • An orbital period of 29.619 days
  • Semi-major axis 0.1803 AU
  • Equilibrium temperature 580 K (307 °C)
  • Distance from Earth 1,605.09 light-years
  • Earth Similarity Index 0.500
  • Travel time at Voyager 1 speed 28,305,680 years

Kepler-795 b Planet Profile

Physical Specs

Radius
1.68 R⊕
Radius (Jupiter)
0.150 R♃
Mass
3.46 M⊕
Mass (Jupiter)
0.011 M♃
Density
4.01 g/cm³
Surface Gravity
1.23 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.500
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

#435of 1176

top 36.9%

This planet

1.68R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Metric Earth Kepler-795 b Jupiter
Radius (R⊕)1.001.6811.21
Mass (M⊕)1.003.46317.83
Density (g/cm³)5.514.011.33
Surface Gravity (g)1.001.232.53
Insolation (S⊕)1.0028.900.037

Star Catalogue Identifiers

TIC

TIC 122684233

Gaia DR2

Gaia DR2 2052653729346427136

Gaia DR3

Gaia DR3 2052653729346427136

System

Kepler-795

Percentile among Super-Earth cohort

Radius 1.680 R⊕ · percentile 62 / cohort 1176
Mass 3.460 M⊕ · percentile 56 / cohort 1176
Orbital period 29.62 d · percentile 91 / cohort 1164
Distance 492.12 pc · percentile 47 / cohort 1171
ESI 0.500 · percentile 73 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period
29.619 days
Semi-major axis
0.1803 AU
Eccentricity
0.000
Inclination
89.94 °

Year Length

A year here lasts approximately 29.62 Earth days (8.1% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1803 AU.

Transit Fingerprint

Depth

0.031 %

Duration

4.977 h

Impact parameter b

0.902

Rp / R★

0.016324

Transit midpoint (BJD)

2,454,966.6823

Photometric dip

Transit produces a flux drop of 315 ppm lasting ≈ 4.98 h.

Extended Orbital Architecture

Planet / star radius ratio

0.016324

Semi-major axis / stellar radius

20.500

Impact parameter (b)

0.902

Transit mid-time (BJD)

2,454,966.6823

Angular separation (arcsec)

0.36600

Eq. Temperature

580K

(307 °C)

Insolation (S⊕)

28.90

Earth = 1.00

Earth Similarity (ESI)

0.500

0 = alien, 1 = Earth-identical

Inside the inner HZ boundary (too hot for liquid water) — the surface is too hot to retain surface water.

Detection Signatures

Transit photometry

A transit dip has been observed from at least one telescope.

Transit timing variations

Gravitational interactions from neighbours have been detected.

Discovery Paper

Primary reference

Morton et al. 2016

Instrument

Kepler CCD Array

Publication

2016-05

Observation locale

Space

Host System: Kepler-795

Spectral Class

G-type yellow (Sun-like)

Effective Temperature

5,631 K — cooler than the Sun (5,778 K)

Estimated Age

6.46 Gyr — older than the Sun (4.6 Gyr)

Stellar Radius

0.960 R☉

Stellar Mass

0.940 M☉

Metallicity [Fe/H]

-0.02

Extended Stellar Properties

Surface gravity (log g)

4.450 dex

Stellar density

0.810 g/cm³

Metallicity ratio

[Fe/H]

Distance
492.12 parsec
Light-years 1,605.09 ly
V-band magnitude
13.42 mag
Voyager-speed travel 28,305,680 yr

Multi-band Host Photometry — 16 bands

8.914.614.57B13.42V13.31Gaia13.33Kepler12.84TESS13.80Sloan g13.28Sloan r13.13Sloan i13.08Sloan z12.14J11.77H11.71K11.56W111.62W211.71W38.86W4

Astrometric Data

Parallax

2.003 mas

Total Proper Motion

10.737 mas/yr

PM Right Ascension

-3.10 mas/yr

PM Declination

10.28 mas/yr

Galactic Cartesian (pc)

x = 0.281 · y = -0.730 · z = 0.623

Equatorial (J2000)

RA 291.01900° · Dec 38.54557°

Galactic ℓ, b

70.947° · 10.681°

Ecliptic λ, β

303.613° · 59.556°

HTM-20 index

1930296955

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