Exoplanet

HATS-23 b

Orbiting HATS-23

Overview

HATS-23 b is an exoplanet orbiting the star HATS-23, discovered in 2017 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

20.85

Earth radii

015 R⊕

Mass

467.21

Earth masses

0500 M⊕

Orbital Period

2.2

days

0.1d10,000d

Distance

639.0

parsecs

Nearby10,000 pc

Equilibrium Temp

1654

K

150 K3,500 K

Radius (Earth radii)

20.85

Mass (Earth masses)

467.21

Measured

Equilibrium Temperature

1654 K

Parameter source: Bento et al. 2017

Orbital Period

2.161+0.000−0.000days

Semi-Major Axis

0.0340+0.0005−0.0005au

Planet Mass (Earth masses)

467.21+22.88−22.88

Planet Mass (Jupiter masses)

1.4700+0.0720−0.0720

Eccentricity

<0.114

Radial Velocity Semi-Amplitude

212.30+8.60−8.60m/s

Distance from Earth

639.0 pc (~2084 ly)

Spectral Type

G V

Temperature

5780 K

Mass (Solar)

1.12 M☉

Radius (Solar)

1.20 R☉

Luminosity

0.16 log L☉

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

286.3668°, -50.0673°

Discovery Method

Transit

Discovery Year

2017

Data Sources
NASA Exoplanet Archive

Source ID: HATS-23 b

System Context

HATS-23 b orbits HATS-23 and was reported in 2017 and was detected with the Transit method.

Published measurements list a radius of 20.85 Earth radii, a mass of 467.21 Earth masses, an orbital period of 2.16 days, and an equilibrium temperature near 1,654 K.

Catalog data places the system at about 639 parsecs from Earth, a host star classified as G V, 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 HATS-23
HATS-23 b