Key parameters at a glance

A radius of 12.11 Earth radii
A mass of 613.41 Earth masses
Surface gravity around 4.19 g
An orbital period of 9.290 days
Semi-major axis 0.0901 AU
Equilibrium temperature 1,140 K (867 °C)
Distance from Earth 1,148.66 light-years
Earth Similarity Index 0.141
Travel time at Voyager 1 speed 20,256,608 years

WASP-106 b Planet Profile

Physical Specs

Radius

12.11 R⊕

Radius (Jupiter)

1.080 R♃

Mass

613.41 M⊕

Mass (Jupiter)

1.930 M♃

Density

1.86 g/cm³

Surface Gravity

4.19 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.141

HZ Position Inner

Controversial No

Discovery

Year 2014

Method Transit

Facility SuperWASP

Telescope Canon 200mm f/1.8L

Size rank in cohort

Rank by radius

#1451of 1771

top 81.9%

This planet

12.11R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

GJ 504 b 12.11 R⊕ TOI-2589 b 12.11 R⊕ WASP-10 b 12.11 R⊕

Metric	Earth	WASP-106 b	Jupiter
Radius (R⊕)	1.00	12.11	11.21
Mass (M⊕)	1.00	613.41	317.83
Density (g/cm³)	5.51	1.86	1.33
Surface Gravity (g)	1.00	4.19	2.53
Insolation (S⊕)	1.00	327.83	0.037

Alternative Mass Estimates

Method	Value	Interpretation
Best measured mass	613.409 M⊕	Direct mass measurement (not derived).

Star Catalogue Identifiers

TIC

TIC 53189332

Gaia DR2

Gaia DR2 3788394461991295488

Gaia DR3

Gaia DR3 3788394461991295488

System

WASP-106

Percentile among Gas Giant cohort

Radius 12.106 R⊕ · percentile 18 / cohort 1771

Mass 613.409 M⊕ · percentile 54 / cohort 1747

Orbital period 9.29 d · percentile 43 / cohort 1533

Distance 352.18 pc · percentile 66 / cohort 1759

ESI 0.141 · percentile 35 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period

9.290 days

Semi-major axis

0.0901 AU

Eccentricity

0.023

Inclination

88.30 °

Year Length

A year here lasts approximately 9.29 Earth days (2.5% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0901 AU.

Transit Fingerprint

Depth

0.620 %

Duration

5.334 h

Impact parameter b

0.387

Rp / R★

0.075590

Transit midpoint (BJD)

2,457,977.9796

Photometric dip

Transit produces a flux drop of 6,204 ppm lasting ≈ 5.33 h.

Extended Orbital Architecture

Planet / star radius ratio

0.075590

Semi-major axis / stellar radius

14.200

Impact parameter (b)

0.387

RV semi-amplitude (K)

164.700 m/s

Transit mid-time (BJD)

2,457,977.9796

Long. of periastron (ω)

128.00°

Sky-projected obliquity (λ)

6.00°

True obliquity (ψ)

26.00°

Angular separation (arcsec)

0.25600

Eq. Temperature

1,140K

(867 °C)

Insolation (S⊕)

327.83

Earth = 1.00

Earth Similarity (ESI)

0.141

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

Smith et al. 2014

Instrument

iKon-L CCD Camera

Publication

2014-10

Observation locale

Ground

Discovery cohort

Planets confirmed in 2014 at SuperWASP (12 shown).

WASP-94 B b · Gas Giant WASP-84 b · Gas Giant WASP-117 b · Gas Giant WASP-69 b · Gas Giant WASP-98 b · Gas Giant WASP-99 b · Gas Giant WASP-104 b · Gas Giant WASP-96 b · Gas Giant WASP-97 b · Gas Giant WASP-70 A b · Gas Giant WASP-28 b · Gas Giant WASP-68 b · Gas Giant

Host System: WASP-106

Spectral Class

F-type yellow-white

Effective Temperature

6,002 K — hotter than the Sun (5,778 K)

Estimated Age

2.50 Gyr — younger than the Sun (4.6 Gyr)

Stellar Radius

1.470 R☉

Stellar Mass

1.175 M☉

Metallicity [Fe/H]

-0.02

Extended Stellar Properties

Surface gravity (log g)

4.490 dex

Stellar density

0.627 g/cm³

Systemic radial velocity

17.25 km/s

Rotational v·sin i

7.00 km/s

Metallicity ratio

[Fe/H]

Distance

352.18 parsec

Light-years 1,148.66 ly

V-band magnitude

11.21 mag

Voyager-speed travel 20,256,608 yr

Multi-band Host Photometry — 11 bands

Astrometric Data

Parallax

2.811 mas

Total Proper Motion

28.154 mas/yr

PM Right Ascension

-24.82 mas/yr

PM Declination

-13.29 mas/yr

Galactic Cartesian (pc)

x = -0.968 · y = 0.234 · z = -0.089

Equatorial (J2000)

RA 166.42963° · Dec -5.07949°

Galactic ℓ, b

260.531° · 48.891°

Ecliptic λ, β

169.510° · -10.032°

HTM-20 index

621165658