Key parameters at a glance
- A radius of 2.24 Earth radii
- A mass of 5.65 Earth masses
- Surface gravity around 1.13 g
- An orbital period of 15.960 days
- Semi-major axis 0.1272 AU
- Equilibrium temperature 721 K (448 °C)
- Distance from Earth 1,861.24 light-years
- Earth Similarity Index 0.366
- Travel time at Voyager 1 speed 32,822,940 years
1 sibling around Kepler-534
Kepler-534 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-534 c | Rocky Terrestrial | 1.23 | 2.02 | 7.379 | 933 | 2021 |
| Kepler-534 b this | Sub-Neptune | 2.24 | 5.65 | 15.960 | 721 | 2016 |
Kepler-534 b Planet Profile
Physical Specs
Classification
Planet Type
Sub-Neptune
Discovery
Size rank in cohort
Rank by radius
#1607of 1978
top 81.2%
This planet
2.24R⊕
Sub-Neptune median
2.71R⊕
Nearest-size peers
| Metric | Earth | Kepler-534 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 2.24 | 11.21 |
| Mass (M⊕) | 1.00 | 5.65 | 317.83 |
| Density (g/cm³) | 5.51 | 2.76 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.13 | 2.53 |
| Insolation (S⊕) | 1.00 | 63.95 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 27847148
Gaia DR2
Gaia DR2 2134886100904948608
Gaia DR3
Gaia DR3 2134886100904948608
System
Kepler-534
Percentile among Sub-Neptune cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 15.96 Earth days (4.4% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1272 AU.
Transit Fingerprint
Depth
0.054 %
Duration
4.365 h
Impact parameter b
0.081
Rp / R★
0.021262
Transit midpoint (BJD)
2,455,004.5220
Photometric dip
Transit produces a flux drop of 544 ppm lasting ≈ 4.37 h.
Extended Orbital Architecture
Planet / star radius ratio
0.021262
Semi-major axis / stellar radius
28.440
Impact parameter (b)
0.081
Transit mid-time (BJD)
2,455,004.5220
Angular separation (arcsec)
0.22300
Eq. Temperature
721K
(448 °C)
Insolation (S⊕)
63.95
Earth = 1.00
Earth Similarity (ESI)
0.366
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-534
Spectral Class
G-type yellow (Sun-like)
Effective Temperature
5,884 K — hotter than the Sun (5,778 K)
Estimated Age
1.58 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
0.980 R☉
Stellar Mass
1.050 M☉
Metallicity [Fe/H]
0.01
Extended Stellar Properties
Surface gravity (log g)
4.480 dex
Stellar density
1.708 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
1.724 mas
Total Proper Motion
11.905 mas/yr
PM Right Ascension
1.62 mas/yr
PM Declination
11.79 mas/yr
Galactic Cartesian (pc)
x = 0.289 · y = -0.581 · z = 0.761
Equatorial (J2000)
RA 296.41857° · Dec 49.54015°
Galactic ℓ, b
82.734° · 12.213°
Ecliptic λ, β
321.389° · 68.317°
HTM-20 index
1751508857
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Kepler-69 b
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Kepler-556 b
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Kepler-439 b
Sub-Neptune · G-type yellow (Sun-like)
Radius 2.24 R⊕ · 2,469.2 ly