Exoplanet

WASP-133 b

Orbiting WASP-133

Overview

WASP-133 b is an exoplanet orbiting the star WASP-133, discovered in 2016 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

13.56

Earth radii

015 R⊕

Mass

368.68

Earth masses

0500 M⊕

Orbital Period

2.2

days

0.1d10,000d

Distance

559.1

parsecs

Nearby10,000 pc

Equilibrium Temp

1790

K

150 K3,500 K

Radius (Earth radii)

13.56

Mass (Earth masses)

368.68

Measured

Equilibrium Temperature

1790 K

Parameter source: Maxted et al. 2016

Orbital Period

2.176+0.000−0.000days

Semi-Major Axis

0.0345+0.0007−0.0007au

Planet Mass (Earth masses)

368.68+28.60−28.60

Planet Mass (Jupiter masses)

1.1600+0.0900−0.0900

Eccentricity

<0.17

Radial Velocity Semi-Amplitude

170.00+10.00−10.00m/s

Distance from Earth

559.1 pc (~1823 ly)

Spectral Type

G4

Temperature

5700 K

Mass (Solar)

1.16 M☉

Radius (Solar)

1.44 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

314.5754°, -35.7966°

Discovery Method

Transit

Discovery Year

2016

Data Sources
NASA Exoplanet Archive

Source ID: WASP-133 b

System Context

WASP-133 b orbits WASP-133 and was reported in 2016 and was detected with the Transit method.

Published measurements list a radius of 13.56 Earth radii, a mass of 368.68 Earth masses, an orbital period of 2.18 days, and an equilibrium temperature near 1,790 K.

Catalog data places the system at about 559.1 parsecs from Earth, a host star classified as G4, and 1 known planet in the system.

Host star

Explore the stellar record for this system to compare temperature, spectral type, and known planets.

Open WASP-133