Key parameters at a glance
- A radius of 1.29 Earth radii
- A mass of 2.21 Earth masses
- Surface gravity around 1.33 g
- An orbital period of 12.100 days
- Semi-major axis 0.1011 AU
- Equilibrium temperature 807 K (534 °C)
- Distance from Earth 2,479.00 light-years
- Earth Similarity Index 0.389
- Travel time at Voyager 1 speed 43,717,120 years
1 sibling around Kepler-1693
Kepler-1693 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-1693 c | Rocky Terrestrial | 0.98 | 0.89 | 5.364 | 1,059 | 2021 |
| Kepler-1693 b this | Super-Earth | 1.29 | 2.21 | 12.100 | 807 | 2020 |
Kepler-1693 b Planet Profile
Physical Specs
Classification
Planet Type
Super-Earth
Discovery
Size rank in cohort
Rank by radius
#1110of 1176
top 94.3%
This planet
1.29R⊕
Super-Earth median
1.60R⊕
Nearest-size peers
| Metric | Earth | Kepler-1693 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 1.29 | 11.21 |
| Mass (M⊕) | 1.00 | 2.21 | 317.83 |
| Density (g/cm³) | 5.51 | 5.67 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.33 | 2.53 |
| Insolation (S⊕) | 1.00 | 100.37 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 406948151
Gaia DR2
Gaia DR2 2129417198787412608
Gaia DR3
Gaia DR3 2129417198787412608
System
Kepler-1693
Percentile among Super-Earth cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 12.10 Earth days (3.3% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1011 AU.
Transit Fingerprint
Depth
0.017 %
Duration
3.358 h
Impact parameter b
0.140
Rp / R★
0.012000
Transit midpoint (BJD)
2,454,976.0375
Photometric dip
Transit produces a flux drop of 166 ppm lasting ≈ 3.36 h.
Extended Orbital Architecture
Planet / star radius ratio
0.012000
Semi-major axis / stellar radius
26.040
Impact parameter (b)
0.140
Transit mid-time (BJD)
2,454,976.0375
Angular separation (arcsec)
0.13300
Eq. Temperature
807K
(534 °C)
Insolation (S⊕)
100.37
Earth = 1.00
Earth Similarity (ESI)
0.389
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
Armstrong et al. 2021Instrument
Kepler CCD Array
Publication
2021-07
Observation locale
Space
Discovery cohort
Planets confirmed in 2020 at Kepler (12 shown).
Host System: Kepler-1693
Spectral Class
G-type yellow (Sun-like)
Effective Temperature
5,432 K — cooler than the Sun (5,778 K)
Estimated Age
0.80 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
0.878 R☉
Stellar Mass
0.950 M☉
Metallicity [Fe/H]
0.03
Extended Stellar Properties
Surface gravity (log g)
4.529 dex
Stellar density
1.977 g/cm³
Metallicity ratio
[M/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
1.287 mas
Total Proper Motion
3.285 mas/yr
PM Right Ascension
-0.87 mas/yr
PM Declination
-3.17 mas/yr
Galactic Cartesian (pc)
x = 0.230 · y = -0.626 · z = 0.745
Equatorial (J2000)
RA 290.20156° · Dec 48.18578°
Galactic ℓ, b
79.651° · 15.309°
Ecliptic λ, β
309.667° · 68.860°
HTM-20 index
-371966082
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