Key parameters at a glance
- A radius of 17.90 Earth radii
- A mass of 467.21 Earth masses
- Surface gravity around 1.46 g
- An orbital period of 2.733 days
- Semi-major axis 0.0421 AU
- Equilibrium temperature 1,942 K (1669 °C)
- Distance from Earth 1,207.70 light-years
- Earth Similarity Index 0.055
- Travel time at Voyager 1 speed 21,297,850 years
WASP-93 b Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
Size rank in cohort
Rank by radius
#78of 1771
top 4.3%
This planet
17.90R⊕
Gas Giant median
13.52R⊕
Nearest-size peers
| Metric | Earth | WASP-93 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 17.90 | 11.21 |
| Mass (M⊕) | 1.00 | 467.21 | 317.83 |
| Density (g/cm³) | 5.51 | 0.48 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.46 | 2.53 |
| Insolation (S⊕) | 1.00 | 2,531.13 | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 467.210 M⊕ | Direct mass measurement (not derived). |
Star Catalogue Identifiers
TIC
TIC 240681314
Gaia DR2
Gaia DR2 415703635408772480
Gaia DR3
Gaia DR3 415703635408772480
System
WASP-93
Percentile among Gas Giant cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 2.73 Earth days (0.7% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0421 AU.
Transit Fingerprint
Depth
1.097 %
Duration
2.234 h
Impact parameter b
0.904
Rp / R★
0.104700
Transit midpoint (BJD)
2,456,079.5642
Photometric dip
Transit produces a flux drop of 10,970 ppm lasting ≈ 2.23 h.
Extended Orbital Architecture
Planet / star radius ratio
0.104700
Semi-major axis / stellar radius
5.938
Impact parameter (b)
0.904
RV semi-amplitude (K)
174.000 m/s
Transit mid-time (BJD)
2,456,079.5642
Long. of periastron (ω)
0.00°
Angular separation (arcsec)
0.11400
Eq. Temperature
1,942K
(1669 °C)
Insolation (S⊕)
2,531.13
Earth = 1.00
Earth Similarity (ESI)
0.055
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — the dayside is scorched.
Detection Signatures
Transit photometry
A transit dip has been observed from at least one telescope.
Radial velocity
Stellar wobble has been measured spectroscopically.
Discovery Paper
Primary reference
Hay et al. 2016Instrument
iKon-L CCD Camera
Publication
2016-12
Observation locale
Ground
Discovery cohort
Planets confirmed in 2016 at SuperWASP (11 shown).
Host System: WASP-93
Spectral Class
F-type yellow-white
Effective Temperature
6,700 K — hotter than the Sun (5,778 K)
Estimated Age
0.70 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.524 R☉
Stellar Mass
1.334 M☉
Metallicity [Fe/H]
0.07
Extended Stellar Properties
Surface gravity (log g)
4.197 dex
Stellar density
0.530 g/cm³
Systemic radial velocity
-2.79 km/s
Rotational v·sin i
37.00 km/s
Rotation period
1.45 days
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 11 bands
Astrometric Data
Parallax
2.673 mas
Total Proper Motion
7.389 mas/yr
PM Right Ascension
-6.88 mas/yr
PM Declination
2.69 mas/yr
Galactic Cartesian (pc)
x = 0.617 · y = 0.103 · z = 0.780
Equatorial (J2000)
RA 9.45874° · Dec 51.28878°
Galactic ℓ, b
120.762° · -11.526°
Ecliptic λ, β
33.261° · 42.457°
HTM-20 index
-1834898486
Similar Worlds
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