Exoplanet

Kepler-423 b

Orbiting Kepler-423

Overview

Kepler-423 b is an exoplanet orbiting the star Kepler-423, discovered in 2014 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

13.36

Earth radii

015 R⊕

Mass

189.10

Earth masses

0500 M⊕

Orbital Period

2.7

days

0.1d10,000d

Distance

758.8

parsecs

Nearby10,000 pc

Equilibrium Temp

1605

K

150 K3,500 K

Radius (Earth radii)

13.36

Mass (Earth masses)

189.10

Measured

Equilibrium Temperature

1605 K

Parameter source: Gandolfi et al. 2015

Orbital Period

2.684+0.000−0.000days

Semi-Major Axis

0.0358+0.0005−0.0011au

Planet Mass (Earth masses)

189.10+25.74−25.74

Planet Mass (Jupiter masses)

0.5950+0.0810−0.0810

Eccentricity

0.0190+0.0280−0.0140

Argument of Periastron

120.3+77.0−33.9deg

Radial Velocity Semi-Amplitude

96.70+11.80−11.80m/s

Distance from Earth

758.8 pc (~2475 ly)

Spectral Type

G4 V

Temperature

5560 K

Mass (Solar)

0.85 M☉

Radius (Solar)

0.95 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

292.8557°, 46.3912°

Discovery Method

Transit

Discovery Year

2014

Data Sources
NASA Exoplanet Archive

Source ID: Kepler-423 b

System Context

Kepler-423 b orbits Kepler-423 and was reported in 2014 and was detected with the Transit method.

Published measurements list a radius of 13.36 Earth radii, a mass of 189.1 Earth masses, an orbital period of 2.68 days, and an equilibrium temperature near 1,605 K.

Catalog data places the system at about 758.8 parsecs from Earth, a host star classified as G4 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 Kepler-423