Key parameters at a glance
- A radius of 1.79 Earth radii
- A mass of 3.86 Earth masses
- Surface gravity around 1.20 g
- An orbital period of 15.987 days
- Semi-major axis 0.1297 AU
- Equilibrium temperature 803 K (530 °C)
- Distance from Earth 3,814.62 light-years
- Earth Similarity Index 0.356
- Travel time at Voyager 1 speed 67,270,868 years
1 sibling around Kepler-769
Kepler-769 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-769 b | Sub-Neptune | 2.92 | 8.85 | 7.426 | 1,037 | 2016 |
| Kepler-769 c this | Super-Earth | 1.79 | 3.86 | 15.987 | 803 | 2016 |
Kepler-769 c Planet Profile
Physical Specs
Classification
Planet Type
Super-Earth
Discovery
Size rank in cohort
Rank by radius
#271of 1176
top 23.0%
This planet
1.79R⊕
Super-Earth median
1.60R⊕
Nearest-size peers
| Metric | Earth | Kepler-769 c | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 1.79 | 11.21 |
| Mass (M⊕) | 1.00 | 3.86 | 317.83 |
| Density (g/cm³) | 5.51 | 3.70 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.20 | 2.53 |
| Insolation (S⊕) | 1.00 | 86.76 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 137815803
Gaia DR2
Gaia DR2 2051933343073295232
Gaia DR3
Gaia DR3 2051933343073295232
System
Kepler-769
Percentile among Super-Earth cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 15.99 Earth days (4.4% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1297 AU.
Transit Fingerprint
Depth
0.018 %
Duration
4.279 h
Impact parameter b
0.630
Rp / R★
0.013451
Transit midpoint (BJD)
2,454,970.5914
Photometric dip
Transit produces a flux drop of 179 ppm lasting ≈ 4.28 h.
Extended Orbital Architecture
Planet / star radius ratio
0.013451
Semi-major axis / stellar radius
18.800
Impact parameter (b)
0.630
Transit mid-time (BJD)
2,454,970.5914
Angular separation (arcsec)
0.11100
Eq. Temperature
803K
(530 °C)
Insolation (S⊕)
86.76
Earth = 1.00
Earth Similarity (ESI)
0.356
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. 2016Instrument
Kepler CCD Array
Publication
2016-05
Observation locale
Space
Discovery cohort
Planets confirmed in 2016 at Kepler (12 shown).
Host System: Kepler-769
Spectral Class
F-type yellow-white
Effective Temperature
6,186 K — hotter than the Sun (5,778 K)
Estimated Age
2.88 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.280 R☉
Stellar Mass
1.190 M☉
Metallicity [Fe/H]
0.06
Extended Stellar Properties
Surface gravity (log g)
4.300 dex
Stellar density
1.362 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
0.827 mas
Total Proper Motion
7.121 mas/yr
PM Right Ascension
-1.98 mas/yr
PM Declination
-6.84 mas/yr
Galactic Cartesian (pc)
x = 0.303 · y = -0.723 · z = 0.621
Equatorial (J2000)
RA 292.71309° · Dec 38.35817°
Galactic ℓ, b
71.385° · 9.413°
Ecliptic λ, β
305.992° · 58.992°
HTM-20 index
1333583529
Similar Worlds
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Super-Earth · F-type yellow-white
Radius 1.79 R⊕ · 6,054.4 ly
Kepler-883 b
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Kepler-1003 b
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Kepler-140 c
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Kepler-270 c
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Kepler-1189 b
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