Key parameters at a glance
- A radius of 1.91 Earth radii
- A mass of 4.31 Earth masses
- Surface gravity around 1.18 g
- An orbital period of 7.974 days
- Semi-major axis 0.0796 AU
- Equilibrium temperature 974 K (701 °C)
- Distance from Earth 3,451.51 light-years
- Earth Similarity Index 0.284
- Travel time at Voyager 1 speed 60,867,433 years
1 sibling around Kepler-524
Kepler-524 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-524 c | Rocky Terrestrial | 0.96 | 0.84 | 1.889 | 1,574 | 2016 |
| Kepler-524 b this | Super-Earth | 1.91 | 4.31 | 7.974 | 974 | 2016 |
Kepler-524 b Planet Profile
Physical Specs
Classification
Planet Type
Super-Earth
Discovery
Size rank in cohort
Rank by radius
#114of 1176
top 9.6%
This planet
1.91R⊕
Super-Earth median
1.60R⊕
Nearest-size peers
| Metric | Earth | Kepler-524 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 1.91 | 11.21 |
| Mass (M⊕) | 1.00 | 4.31 | 317.83 |
| Density (g/cm³) | 5.51 | 3.40 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.18 | 2.53 |
| Insolation (S⊕) | 1.00 | 434.24 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 27914389
Gaia DR2
Gaia DR2 2086827237930612096
Gaia DR3
Gaia DR3 2086827237930612096
System
Kepler-524
Percentile among Super-Earth cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 7.97 Earth days (2.2% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0795 AU.
Transit Fingerprint
Depth
0.029 %
Duration
5.361 h
Impact parameter b
0.796
Rp / R★
0.015801
Transit midpoint (BJD)
2,455,007.5283
Photometric dip
Transit produces a flux drop of 293 ppm lasting ≈ 5.36 h.
Extended Orbital Architecture
Planet / star radius ratio
0.015801
Semi-major axis / stellar radius
11.551
Impact parameter (b)
0.796
Transit mid-time (BJD)
2,455,007.5283
Angular separation (arcsec)
0.07520
Eq. Temperature
974K
(701 °C)
Insolation (S⊕)
434.24
Earth = 1.00
Earth Similarity (ESI)
0.284
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-524
Spectral Class
F-type yellow-white
Effective Temperature
6,014 K — hotter than the Sun (5,778 K)
Estimated Age
3.02 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.100 R☉
Stellar Mass
1.090 M☉
Metallicity [Fe/H]
0.02
Extended Stellar Properties
Surface gravity (log g)
4.390 dex
Stellar density
0.280 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
0.916 mas
Total Proper Motion
3.625 mas/yr
PM Right Ascension
-2.03 mas/yr
PM Declination
-3.00 mas/yr
Galactic Cartesian (pc)
x = 0.295 · y = -0.583 · z = 0.757
Equatorial (J2000)
RA 296.85918° · Dec 49.16201°
Galactic ℓ, b
82.529° · 11.782°
Ecliptic λ, β
321.581° · 67.848°
HTM-20 index
1940238302
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