Key parameters at a glance
- A radius of 12.42 Earth radii
- A mass of 1,678.14 Earth masses
- Surface gravity around 10.88 g
- An orbital period of 217.832 days
- Semi-major axis 0.7530 AU
- Equilibrium temperature 388 K (115 °C)
- Distance from Earth 1,295.79 light-years
- Earth Similarity Index 0.434
- Travel time at Voyager 1 speed 22,851,285 years
1 sibling around Kepler-1514
Kepler-1514 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-1514 c | Rocky Terrestrial | 1.18 | 1.74 | 10.514 | 1,066 | 2020 |
| Kepler-1514 b this | Gas Giant | 12.42 | 1,678.14 | 217.832 | 388 | 2016 |
Kepler-1514 b Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
Size rank in cohort
Rank by radius
#1295of 1771
top 73.1%
This planet
12.42R⊕
Gas Giant median
13.52R⊕
Nearest-size peers
| Metric | Earth | Kepler-1514 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 12.42 | 11.21 |
| Mass (M⊕) | 1.00 | 1,678.14 | 317.83 |
| Density (g/cm³) | 5.51 | 4.82 | 1.33 |
| Surface Gravity (g) | 1.00 | 10.88 | 2.53 |
| Insolation (S⊕) | 1.00 | 3.23 | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 1,678.142 M⊕ | Direct mass measurement (not derived). |
Star Catalogue Identifiers
TIC
TIC 137685450
Gaia DR2
Gaia DR2 2051866238502437632
Gaia DR3
Gaia DR3 2051866238502437632
System
Kepler-1514
Percentile among Gas Giant cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 217.83 Earth days (59.6% of a terrestrial year) on a highly eccentric trajectory at a mean orbital distance of 0.7530 AU.
Transit Fingerprint
Depth
0.781 %
Duration
21.327 h
Impact parameter b
0.169
Rp / R★
0.088350
Transit midpoint (BJD)
2,455,071.8141
Photometric dip
Transit produces a flux drop of 7,805 ppm lasting ≈ 21.33 h.
Extended Orbital Architecture
Planet / star radius ratio
0.088350
Semi-major axis / stellar radius
125.600
Impact parameter (b)
0.169
RV semi-amplitude (K)
172.500 m/s
Transit mid-time (BJD)
2,455,071.8141
Long. of periastron (ω)
-75.28°
Angular separation (arcsec)
1.90000
Eq. Temperature
388K
(115 °C)
Insolation (S⊕)
3.23
Earth = 1.00
Earth Similarity (ESI)
0.434
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — the surface is too hot to retain surface water.
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-1514
Spectral Class
F-type yellow-white
Effective Temperature
6,145 K — hotter than the Sun (5,778 K)
Estimated Age
2.90 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.289 R☉
Stellar Mass
1.196 M☉
Metallicity [Fe/H]
0.12
Extended Stellar Properties
Surface gravity (log g)
4.295 dex
Stellar density
0.787 g/cm³
Systemic radial velocity
-26.60 km/s
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 17 bands
Astrometric Data
Parallax
2.489 mas
Total Proper Motion
10.041 mas/yr
PM Right Ascension
7.17 mas/yr
PM Declination
7.03 mas/yr
Galactic Cartesian (pc)
x = 0.304 · y = -0.729 · z = 0.614
Equatorial (J2000)
RA 292.62749° · Dec 37.86017°
Galactic ℓ, b
70.905° · 9.244°
Ecliptic λ, β
305.584° · 58.536°
HTM-20 index
1302048674
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HD 106906 b
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