Key parameters at a glance
- A radius of 13.00 Earth radii
- A mass of 111.24 Earth masses
- Surface gravity around 0.66 g
- An orbital period of 1,066.000 days
- Distance from Earth 211.16 light-years
- Earth Similarity Index 0.256
- Travel time at Voyager 1 speed 3,723,770 years
1 sibling around WASP-107
WASP-107 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 |
|---|---|---|---|---|---|---|
| WASP-107 b | Gas Giant | 10.54 | 30.51 | 5.721 | 736 | 2017 |
| WASP-107 c this | Gas Giant | 13.00 | 111.24 | 1,066.000 | — | 2020 |
WASP-107 c Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
Size rank in cohort
Rank by radius
#960of 1771
top 54.2%
This planet
13.00R⊕
Gas Giant median
13.52R⊕
Nearest-size peers
| Metric | Earth | WASP-107 c | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 13.00 | 11.21 |
| Mass (M⊕) | 1.00 | 111.24 | 317.83 |
| Density (g/cm³) | 5.51 | 0.28 | 1.33 |
| Surface Gravity (g) | 1.00 | 0.66 | 2.53 |
| Insolation (S⊕) | 1.00 | — | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Minimum mass (M sin i) | 111.240 M⊕ | Lower bound from radial-velocity fitting. |
Star Catalogue Identifiers
TIC
TIC 429302040
Gaia DR2
Gaia DR2 3578638842054261248
Gaia DR3
Gaia DR3 3578638842054261248
System
WASP-107
Percentile among Gas Giant cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts about 2.92 Earth years on a mildly elliptical path.
Eq. Temperature
—
Insolation (S⊕)
—
Earth = 1.00
Earth Similarity (ESI)
0.256
0 = alien, 1 = Earth-identical
Discovery Paper
Primary reference
Piaulet et al. 2021Instrument
Multiple Instruments
Publication
2021-02
Observation locale
Ground
Discovery cohort
Planets confirmed in 2020 at Multiple Observatories (12 shown).
Host System: WASP-107
Spectral Class
K-type orange
Effective Temperature
4,425 K — cooler than the Sun (5,778 K)
Estimated Age
3.40 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
0.657 R☉
Stellar Mass
0.683 M☉
Metallicity [Fe/H]
0.02
Extended Stellar Properties
Surface gravity (log g)
4.633 dex
Stellar density
3.441 g/cm³
Systemic radial velocity
14.16 km/s
Rotational v·sin i
0.51 km/s
Rotation period
17.10 days
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 12 bands
Astrometric Data
Parallax
15.418 mas
Total Proper Motion
97.111 mas/yr
PM Right Ascension
-96.65 mas/yr
PM Declination
-9.48 mas/yr
Galactic Cartesian (pc)
x = -0.974 · y = -0.144 · z = -0.176
Equatorial (J2000)
RA 188.38643° · Dec -10.14621°
Galactic ℓ, b
295.691° · 52.474°
Ecliptic λ, β
191.703° · -5.999°
HTM-20 index
-1336049908
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