Key parameters at a glance
- A radius of 2.66 Earth radii
- A mass of 7.56 Earth masses
- Surface gravity around 1.07 g
- An orbital period of 9.693 days
- Semi-major axis 0.0754 AU
- Equilibrium temperature 609 K (336 °C)
- Distance from Earth 2,370.59 light-years
- Earth Similarity Index 0.405
- Travel time at Voyager 1 speed 41,805,408 years
- Almost certainly tidally locked to its host star given the close orbit
Kepler-1110 b Planet Profile
Physical Specs
Classification
Planet Type
Sub-Neptune
Discovery
Size rank in cohort
Rank by radius
#928of 1978
top 46.9%
This planet
2.66R⊕
Sub-Neptune median
2.71R⊕
Nearest-size peers
| Metric | Earth | Kepler-1110 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 2.66 | 11.21 |
| Mass (M⊕) | 1.00 | 7.56 | 317.83 |
| Density (g/cm³) | 5.51 | 2.21 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.07 | 2.53 |
| Insolation (S⊕) | 1.00 | 43.14 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 351060274
Gaia DR2
Gaia DR2 2052691044021500032
Gaia DR3
Gaia DR3 2052691044021500032
System
Kepler-1110
Percentile among Sub-Neptune cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 9.69 Earth days (2.7% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0754 AU.
Transit Fingerprint
Depth
0.113 %
Duration
2.759 h
Impact parameter b
0.534
Rp / R★
0.034704
Transit midpoint (BJD)
2,454,967.5296
Photometric dip
Transit produces a flux drop of 1,131 ppm lasting ≈ 2.76 h.
Extended Orbital Architecture
Planet / star radius ratio
0.034704
Semi-major axis / stellar radius
23.900
Impact parameter (b)
0.534
Transit mid-time (BJD)
2,454,967.5296
Angular separation (arcsec)
0.10400
Eq. Temperature
609K
(336 °C)
Insolation (S⊕)
43.14
Earth = 1.00
Earth Similarity (ESI)
0.405
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — the surface is too hot to retain surface water. Close-orbiting tidally-locked around a cool host.
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-1110
Spectral Class
K-type orange
Effective Temperature
4,781 K — cooler than the Sun (5,778 K)
Estimated Age
4.79 Gyr — older than the Sun (4.6 Gyr)
Stellar Radius
0.700 R☉
Stellar Mass
0.730 M☉
Metallicity [Fe/H]
-0.16
Extended Stellar Properties
Surface gravity (log g)
4.620 dex
Stellar density
2.750 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
1.348 mas
Total Proper Motion
13.824 mas/yr
PM Right Ascension
5.95 mas/yr
PM Declination
-12.48 mas/yr
Galactic Cartesian (pc)
x = 0.290 · y = -0.725 · z = 0.624
Equatorial (J2000)
RA 291.80806° · Dec 38.62266°
Galactic ℓ, b
71.297° · 10.164°
Ecliptic λ, β
304.821° · 59.453°
HTM-20 index
2058907789
Similar Worlds
Kepler-1987 d
Sub-Neptune · K-type orange
Radius 2.66 R⊕ · 1,942.9 ly
Kepler-196 d
Sub-Neptune · K-type orange
Radius 2.66 R⊕ · 1,472.0 ly
TOI-1064 c
Sub-Neptune · K-type orange
Radius 2.65 R⊕ · 222.0 ly
Kepler-357 c
Sub-Neptune · K-type orange
Radius 2.67 R⊕ · 2,245.8 ly
K2-348 c
Sub-Neptune · K-type orange
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HD 39194 c
Sub-Neptune · K-type orange
Radius 2.65 R⊕ · 86.1 ly