Key parameters at a glance
- A radius of 1.41 Earth radii
- A mass of 2.57 Earth masses
- Surface gravity around 1.29 g
- An orbital period of 5.604 days
- Semi-major axis 0.0584 AU
- Equilibrium temperature 774 K (501 °C)
- Distance from Earth 1,010.09 light-years
- Earth Similarity Index 0.398
- Travel time at Voyager 1 speed 17,812,973 years
- Almost certainly tidally locked to its host star given the close orbit
Kepler-1848 b Planet Profile
Physical Specs
Classification
Planet Type
Super-Earth
Discovery
Size rank in cohort
Rank by radius
#919of 1176
top 78.1%
This planet
1.41R⊕
Super-Earth median
1.60R⊕
Nearest-size peers
| Metric | Earth | Kepler-1848 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 1.41 | 11.21 |
| Mass (M⊕) | 1.00 | 2.57 | 317.83 |
| Density (g/cm³) | 5.51 | 5.05 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.29 | 2.53 |
| Insolation (S⊕) | 1.00 | 94.30 | 0.037 |
Star Catalogue Identifiers
TIC
TIC 268712158
Gaia DR2
Gaia DR2 2085242360641759616
Gaia DR3
Gaia DR3 2085242360641759616
System
Kepler-1848
Percentile among Super-Earth cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 5.60 Earth days (1.5% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0583 AU.
Transit Fingerprint
Depth
0.022 %
Duration
1.027 h
Impact parameter b
0.293
Rp / R★
0.013585
Transit midpoint (BJD)
2,454,966.8251
Photometric dip
Transit produces a flux drop of 225 ppm lasting ≈ 1.03 h.
Extended Orbital Architecture
Planet / star radius ratio
0.013585
Semi-major axis / stellar radius
40.950
Impact parameter (b)
0.293
Transit mid-time (BJD)
2,454,966.8251
Angular separation (arcsec)
0.18800
Eq. Temperature
774K
(501 °C)
Insolation (S⊕)
94.30
Earth = 1.00
Earth Similarity (ESI)
0.398
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
Valizadegan et al. 2022Instrument
Kepler CCD Array
Publication
2022-02
Observation locale
Space
Discovery cohort
Planets confirmed in 2021 at Kepler (12 shown).
Host System: Kepler-1848
Spectral Class
K-type orange
Effective Temperature
4,847 K — cooler than the Sun (5,778 K)
Estimated Age
1.82 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
0.737 R☉
Stellar Mass
0.756 M☉
Metallicity [Fe/H]
0.00
Extended Stellar Properties
Surface gravity (log g)
4.581 dex
Stellar density
10.721 g/cm³
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 16 bands
Astrometric Data
Parallax
3.200 mas
Total Proper Motion
47.240 mas/yr
PM Right Ascension
-20.99 mas/yr
PM Declination
-42.32 mas/yr
Galactic Cartesian (pc)
x = 0.343 · y = -0.610 · z = 0.714
Equatorial (J2000)
RA 299.38149° · Dec 45.59208°
Galactic ℓ, b
80.213° · 8.548°
Ecliptic λ, β
321.273° · 63.893°
HTM-20 index
-1929897727
Similar Worlds
Kepler-1604 b
Super-Earth · K-type orange
Radius 1.41 R⊕ · 1,765.1 ly
Kepler-237 b
Super-Earth · K-type orange
Radius 1.41 R⊕ · 2,145.5 ly
Kepler-62 f
Super-Earth · K-type orange
Radius 1.41 R⊕ · 981.3 ly
Kepler-141 c
Super-Earth · K-type orange
Radius 1.41 R⊕ · 982.3 ly
Kepler-1813 b
Super-Earth · K-type orange
Radius 1.41 R⊕ · —
Kepler-1038 c
Super-Earth · K-type orange
Radius 1.42 R⊕ · 1,905.2 ly