Key parameters at a glance
- A radius of 1.30 Earth radii
- A mass of 5.70 Earth masses
- Surface gravity around 3.37 g
- An orbital period of 3.568 days
- Semi-major axis 0.0478 AU
- Equilibrium temperature 1,407 K (1134 °C)
- Distance from Earth 1,277.37 light-years
- Earth Similarity Index 0.171
- Travel time at Voyager 1 speed 22,526,426 years
Kepler-507 b Planet Profile
Physical Specs
Classification
Planet Type
Super-Earth
Discovery
Size rank in cohort
Rank by radius
#1090of 1176
top 92.6%
This planet
1.30R⊕
Super-Earth median
1.60R⊕
Nearest-size peers
| Metric | Earth | Kepler-507 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 1.30 | 11.21 |
| Mass (M⊕) | 1.00 | 5.70 | 317.83 |
| Density (g/cm³) | 5.51 | 14.83 | 1.33 |
| Surface Gravity (g) | 1.00 | 3.37 | 2.53 |
| Insolation (S⊕) | 1.00 | 877.33 | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Minimum mass (M sin i) | 5.697 M⊕ | Lower bound from radial-velocity fitting. |
Star Catalogue Identifiers
TIC
TIC 27992970
Gaia DR2
Gaia DR2 2135314184585149696
Gaia DR3
Gaia DR3 2135314184585149696
System
Kepler-507
Percentile among Super-Earth cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 3.57 Earth days (1.0% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0478 AU.
Transit Fingerprint
Depth
0.010 %
Duration
3.246 h
Impact parameter b
0.816
Rp / R★
0.009200
Transit midpoint (BJD)
2,455,002.7436
Photometric dip
Transit produces a flux drop of 98 ppm lasting ≈ 3.25 h.
Extended Orbital Architecture
Planet / star radius ratio
0.009200
Semi-major axis / stellar radius
4.810
Impact parameter (b)
0.816
RV semi-amplitude (K)
2.180 m/s
Transit mid-time (BJD)
2,455,002.7436
Angular separation (arcsec)
0.12200
Eq. Temperature
1,407K
(1134 °C)
Insolation (S⊕)
877.33
Earth = 1.00
Earth Similarity (ESI)
0.171
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — the dayside is scorched.
Detection Signatures
Transit photometry
A transit dip has been observed from at least one telescope.
Radial velocity
Stellar wobble has been measured spectroscopically.
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-507
Spectral Class
F-type yellow-white
Effective Temperature
6,113 K — hotter than the Sun (5,778 K)
Estimated Age
3.80 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.320 R☉
Stellar Mass
1.160 M☉
Metallicity [Fe/H]
0.06
Extended Stellar Properties
Surface gravity (log g)
4.260 dex
Stellar density
0.560 g/cm³
Systemic radial velocity
-5.43 km/s
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
2.525 mas
Total Proper Motion
12.003 mas/yr
PM Right Ascension
-3.97 mas/yr
PM Declination
11.33 mas/yr
Galactic Cartesian (pc)
x = 0.290 · y = -0.568 · z = 0.771
Equatorial (J2000)
RA 297.01881° · Dec 50.40905°
Galactic ℓ, b
83.704° · 12.277°
Ecliptic λ, β
323.479° · 68.885°
HTM-20 index
-171608340
Similar Worlds
Kepler-1833 b
Super-Earth · F-type yellow-white
Radius 1.30 R⊕ · 1,929.5 ly
Kepler-1960 b
Super-Earth · F-type yellow-white
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Kepler-312 b
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KOI-351 b
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Kepler-1298 b
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Kepler-393 b
Super-Earth · F-type yellow-white
Radius 1.29 R⊕ · 2,874.8 ly