Key parameters at a glance
- A radius of 1.33 Earth radii
- A mass of 2.33 Earth masses
- Surface gravity around 1.32 g
- An orbital period of 17.265 days
- Semi-major axis 0.1380 AU
- Equilibrium temperature 888 K (615 °C)
- Distance from Earth 1,861.64 light-years
- Earth Similarity Index 0.352
- Travel time at Voyager 1 speed 32,830,073 years
1 sibling around Kepler-348
Kepler-348 c 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-348 b | Super-Earth | 1.52 | 2.92 | 7.057 | 1,196 | 2014 |
| Kepler-348 c this | Super-Earth | 1.33 | 2.33 | 17.265 | 888 | 2014 |
Kepler-348 c Planet Profile
Physical Specs
Classification
Planet Type
Super-Earth
Discovery
Size rank in cohort
Rank by radius
#1022of 1176
top 86.8%
This planet
1.33R⊕
Super-Earth median
1.60R⊕
Nearest-size peers
| Metric | Earth | Kepler-348 c | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 1.33 | 11.21 |
| Mass (M⊕) | 1.00 | 2.33 | 317.83 |
| Density (g/cm³) | 5.51 | 5.44 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.32 | 2.53 |
| Insolation (S⊕) | 1.00 | 133.26 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 169180792
Gaia DR2
Gaia DR2 2073750986669231232
Gaia DR3
Gaia DR3 2073750986669231232
System
Kepler-348
Percentile among Super-Earth cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 17.27 Earth days (4.7% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.1380 AU.
Transit Fingerprint
Depth
0.008 %
Duration
5.187 h
Impact parameter b
0.620
Rp / R★
0.008270
Transit midpoint (BJD)
2,454,968.3566
Photometric dip
Transit produces a flux drop of 77 ppm lasting ≈ 5.19 h.
Extended Orbital Architecture
Planet / star radius ratio
0.008270
Semi-major axis / stellar radius
26.480
Impact parameter (b)
0.620
Transit mid-time (BJD)
2,454,968.3566
Angular separation (arcsec)
0.24200
Eq. Temperature
888K
(615 °C)
Insolation (S⊕)
133.26
Earth = 1.00
Earth Similarity (ESI)
0.352
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
Rowe et al. 2014Instrument
Kepler CCD Array
Publication
2014-03
Observation locale
Space
Discovery cohort
Planets confirmed in 2014 at Kepler (12 shown).
Host System: Kepler-348
Spectral Class
F-type yellow-white
Effective Temperature
6,177 K — hotter than the Sun (5,778 K)
Estimated Age
2.29 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.359 R☉
Stellar Mass
1.189 M☉
Metallicity [Fe/H]
-0.03
Extended Stellar Properties
Surface gravity (log g)
4.244 dex
Stellar density
0.550 g/cm³
Systemic radial velocity
-25.97 km/s
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
1.724 mas
Total Proper Motion
10.654 mas/yr
PM Right Ascension
7.69 mas/yr
PM Declination
7.38 mas/yr
Galactic Cartesian (pc)
x = 0.348 · y = -0.675 · z = 0.650
Equatorial (J2000)
RA 297.25508° · Dec 40.54839°
Galactic ℓ, b
75.019° · 7.371°
Ecliptic λ, β
313.931° · 59.899°
HTM-20 index
-1005999485
Similar Worlds
Kepler-144 b
Super-Earth · F-type yellow-white
Radius 1.33 R⊕ · 1,255.4 ly
Kepler-393 c
Super-Earth · F-type yellow-white
Radius 1.33 R⊕ · 2,874.8 ly
Kepler-1508 b
Super-Earth · F-type yellow-white
Radius 1.33 R⊕ · 4,110.5 ly
Kepler-1224 b
Super-Earth · F-type yellow-white
Radius 1.33 R⊕ · 1,825.2 ly
Kepler-1602 b
Super-Earth · F-type yellow-white
Radius 1.34 R⊕ · 2,054.1 ly
Kepler-90 i
Super-Earth · F-type yellow-white
Radius 1.32 R⊕ · 2,766.6 ly