Exoplanet

WASP-170 b

Orbiting WASP-170

Overview

WASP-170 b is an exoplanet orbiting the star WASP-170, discovered in 2018 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

12.29

Earth radii

015 R⊕

Mass

508.53

Earth masses

0500 M⊕

Orbital Period

2.3

days

0.1d10,000d

Distance

305.6

parsecs

Nearby10,000 pc

Equilibrium Temp

1422

K

150 K3,500 K

Radius (Earth radii)

12.29

Mass (Earth masses)

508.53

Measured

Equilibrium Temperature

1422 K

Parameter source: Barkaoui et al. 2019

Orbital Period

2.345+0.000−0.000days

Semi-Major Axis

0.0337+0.0018−0.0018au

Planet Mass (Earth masses)

508.53+63.57−63.57

Planet Mass (Jupiter masses)

1.6000+0.2000−0.2000

Radial Velocity Semi-Amplitude

255.00+15.00−15.00m/s

Distance from Earth

305.6 pc (~997 ly)

Spectral Type

Unknown

Temperature

5600 K

Mass (Solar)

0.93 M☉

Radius (Solar)

0.94 R☉

Luminosity

-0.11 log L☉

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

135.4163°, -20.7204°

Discovery Method

Transit

Discovery Year

2018

Data Sources
NASA Exoplanet Archive

Source ID: WASP-170 b

System Context

WASP-170 b orbits WASP-170 and was reported in 2018 and was detected with the Transit method.

Published measurements list a radius of 12.29 Earth radii, a mass of 508.53 Earth masses, an orbital period of 2.34 days, and an equilibrium temperature near 1,422 K.

Catalog data places the system at about 305.6 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-170