Key parameters at a glance
- A radius of 13.40 Earth radii
- A mass of 117.60 Earth masses
- Surface gravity around 0.65 g
- An orbital period of 444.000 days
- Semi-major axis 1.0500 AU
- Distance from Earth 91.08 light-years
- Earth Similarity Index 0.251
- Travel time at Voyager 1 speed 1,606,139 years
1 sibling around HD 114386
HD 114386 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 |
|---|---|---|---|---|---|---|
| HD 114386 c this | Gas Giant | 13.40 | 117.60 | 444.000 | — | 2026 |
| HD 114386 b | Gas Giant | 13.60 | 464.03 | 937.700 | — | 2003 |
HD 114386 c Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
Size rank in cohort
Rank by radius
#730of 1771
top 41.2%
This planet
13.40R⊕
Gas Giant median
13.52R⊕
Nearest-size peers
| Metric | Earth | HD 114386 c | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 13.40 | 11.21 |
| Mass (M⊕) | 1.00 | 117.60 | 317.83 |
| Density (g/cm³) | 5.51 | 0.27 | 1.33 |
| Surface Gravity (g) | 1.00 | 0.65 | 2.53 |
| Insolation (S⊕) | 1.00 | — | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Minimum mass (M sin i) | 117.597 M⊕ | Lower bound from radial-velocity fitting. |
Star Catalogue Identifiers
HD
HD 114386
HIP
HIP 64295
TIC
TIC 124306858
Gaia DR2
Gaia DR2 6166971574132849792
Gaia DR3
Gaia DR3 6166971574132849792
System
HD 114386
Percentile among Gas Giant cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts about 1.22 Earth years on a mildly elliptical path at a mean orbital distance of 1.0500 AU.
Eq. Temperature
—
Insolation (S⊕)
—
Earth = 1.00
Earth Similarity (ESI)
0.251
0 = alien, 1 = Earth-identical
Discovery Paper
Primary reference
Wu et al. 2026Instrument
Carnegie Planet Finder Spectrograph
Publication
2026-03
Observation locale
Ground
Discovery cohort
Planets confirmed in 2026 at Las Campanas Observatory (4 shown).
Host System: HD 114386
Spectral Class
K-type orange
Effective Temperature
4,895 K — cooler than the Sun (5,778 K)
Estimated Age
1.40 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
0.760 R☉
Stellar Mass
0.800 M☉
Metallicity [Fe/H]
-0.10
Extended Stellar Properties
Surface gravity (log g)
4.280 dex
Stellar density
2.446 g/cm³
Systemic radial velocity
33.20 km/s
Rotational v·sin i
1.00 km/s
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 11 bands
Astrometric Data
Parallax
35.782 mas
Total Proper Motion
352.622 mas/yr
PM Right Ascension
-137.10 mas/yr
PM Declination
-324.88 mas/yr
Galactic Cartesian (pc)
x = -0.780 · y = -0.248 · z = -0.574
Equatorial (J2000)
RA 197.66521° · Dec -35.05618°
Galactic ℓ, b
307.372° · 27.650°
Ecliptic λ, β
210.329° · -25.352°
HTM-20 index
1034664407
Observation Record
Photometric series
1
RV measurements
1
Archive notes
1
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