Confirmed Exoplanet Discovered 2016

Kepler-750 c

A super-earth orbiting the f-type yellow-white Kepler-750, located approximately 4,227.0 light-years from Earth.

Key parameters at a glance

  • A radius of 1.62 Earth radii
  • A mass of 3.26 Earth masses
  • Surface gravity around 1.24 g
  • An orbital period of 4.089 days
  • Semi-major axis 0.0501 AU
  • Equilibrium temperature 1,537 K (1264 °C)
  • Distance from Earth 4,227.05 light-years
  • Earth Similarity Index 0.179
  • Travel time at Voyager 1 speed 74,543,970 years

1 sibling around Kepler-750

Kepler-750 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-750 c this Super-Earth 1.62 3.26 4.089 1,537 2016
Kepler-750 b Sub-Neptune 3.07 9.64 9.429 1,163 2016

Kepler-750 c Planet Profile

Physical Specs

Radius
1.62 R⊕
Radius (Jupiter)
0.145 R♃
Mass
3.26 M⊕
Mass (Jupiter)
0.010 M♃
Density
4.21 g/cm³
Surface Gravity
1.24 g (Earth)

Classification

Planet Type

Super-Earth

ESI Score 0.179
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

#532of 1176

top 45.2%

This planet

1.62R⊕

Super-Earth median

1.60R⊕

Nearest-size peers

Metric Earth Kepler-750 c Jupiter
Radius (R⊕)1.001.6211.21
Mass (M⊕)1.003.26317.83
Density (g/cm³)5.514.211.33
Surface Gravity (g)1.001.242.53
Insolation (S⊕)1.00778.590.037

Star Catalogue Identifiers

TIC

TIC 158931258

Gaia DR2

Gaia DR2 2103078397743762432

Gaia DR3

Gaia DR3 2103078397743762432

System

Kepler-750

Percentile among Super-Earth cohort

Radius 1.620 R⊕ · percentile 54 / cohort 1176
Mass 3.260 M⊕ · percentile 49 / cohort 1176
Orbital period 4.09 d · percentile 32 / cohort 1164
Distance 1,296.02 pc · percentile 91 / cohort 1171
ESI 0.179 · percentile 8 / cohort 1176

Orbit & Habitability

Orbital Dynamics

Period
4.089 days
Semi-major axis
0.0501 AU
Eccentricity
0.000
Inclination
87.39 °

Year Length

A year here lasts approximately 4.09 Earth days (1.1% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0501 AU.

Transit Fingerprint

Depth

0.016 %

Duration

3.465 h

Impact parameter b

0.374

Rp / R★

0.012361

Transit midpoint (BJD)

2,454,968.7612

Photometric dip

Transit produces a flux drop of 158 ppm lasting ≈ 3.47 h.

Extended Orbital Architecture

Planet / star radius ratio

0.012361

Semi-major axis / stellar radius

8.840

Impact parameter (b)

0.374

Transit mid-time (BJD)

2,454,968.7612

Angular separation (arcsec)

0.03860

Eq. Temperature

1,537K

(1264 °C)

Insolation (S⊕)

778.59

Earth = 1.00

Earth Similarity (ESI)

0.179

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

Host System: Kepler-750

Spectral Class

F-type yellow-white

Effective Temperature

6,160 K — hotter than the Sun (5,778 K)

Estimated Age

3.09 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.230 R☉

Stellar Mass

1.150 M☉

Metallicity [Fe/H]

0.03

Extended Stellar Properties

Surface gravity (log g)

4.320 dex

Stellar density

0.400 g/cm³

Metallicity ratio

[Fe/H]

Distance
1,296.02 parsec
Light-years 4,227.05 ly
V-band magnitude
14.63 mag
Voyager-speed travel 74,543,970 yr

Multi-band Host Photometry — 16 bands

9.115.315.28B14.63V14.47Gaia14.50Kepler14.06TESS14.85Sloan g14.45Sloan r14.35Sloan i14.33Sloan z13.46J13.21H13.10K13.16W113.17W212.60W39.05W4

Astrometric Data

Parallax

0.743 mas

Total Proper Motion

7.071 mas/yr

PM Right Ascension

-6.10 mas/yr

PM Declination

-3.58 mas/yr

Galactic Cartesian (pc)

x = 0.235 · y = -0.680 · z = 0.695

Equatorial (J2000)

RA 289.09683° · Dec 44.00436°

Galactic ℓ, b

75.376° · 14.313°

Ecliptic λ, β

304.119° · 65.197°

HTM-20 index

194460258

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