Exoplanet

WASP-54 b

Orbiting WASP-54

Overview

WASP-54 b is an exoplanet orbiting the star WASP-54, discovered in 2012 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

17.71

Earth radii

015 R⊕

Mass

187.52

Earth masses

0500 M⊕

Orbital Period

3.7

days

0.1d10,000d

Distance

251.3

parsecs

Nearby10,000 pc

Radius (Earth radii)

17.71

Mass (Earth masses)

187.52

Measured

Equilibrium Temperature

Unknown

Parameter source: Stassun et al. 2017

Orbital Period

3.694+0.000−0.000days

Planet Mass (Earth masses)

187.52+44.50−44.50

Planet Mass (Jupiter masses)

0.5900+0.1400−0.1400

Eccentricity

0.0700+0.0300−0.0300

Radial Velocity Semi-Amplitude

73.00+2.00−2.00m/s

Distance from Earth

251.3 pc (~820 ly)

Spectral Type

Unknown

Temperature

6100 K

Mass (Solar)

1.08 M☉

Radius (Solar)

1.76 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

2

Coordinates (RA, Dec)

205.4542°, -0.1282°

Discovery Method

Transit

Discovery Year

2012

Data Sources
NASA Exoplanet Archive

Source ID: WASP-54 b

System Context

WASP-54 b orbits WASP-54 and was reported in 2012 and was detected with the Transit method.

Published measurements list a radius of 17.71 Earth radii, a mass of 187.52 Earth masses, and an orbital period of 3.69 days.

Catalog data places the system at about 251.3 parsecs from Earth 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-54
WASP-54 b