Exoplanet

K2-29 b

Orbiting K2-29

Overview

K2-29 b is an exoplanet orbiting the star K2-29, discovered in 2016 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

13.34

Earth radii

015 R⊕

Mass

232.02

Earth masses

0500 M⊕

Orbital Period

3.3

days

0.1d10,000d

Distance

178.5

parsecs

Nearby10,000 pc

Equilibrium Temp

1171

K

150 K3,500 K

Radius (Earth radii)

13.34

Mass (Earth masses)

232.02

Measured

Equilibrium Temperature

1171 K

Parameter source: Santerne et al. 2016

Orbital Period

3.259+0.000−0.000days

Semi-Major Axis

0.0422+0.0002−0.0002au

Planet Mass (Earth masses)

232.02+12.71−12.71

Planet Mass (Jupiter masses)

0.7300+0.0400−0.0400

Eccentricity

0.0660+0.0220−0.0220

Argument of Periastron

132.0+21.0−21.0deg

Radial Velocity Semi-Amplitude

103.50+5.40−5.40m/s

Distance from Earth

178.5 pc (~582 ly)

Spectral Type

G7 V

Temperature

5358 K

Mass (Solar)

0.94 M☉

Radius (Solar)

0.86 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

2

Coordinates (RA, Dec)

62.6704°, 24.4017°

Discovery Method

Transit

Discovery Year

2016

Data Sources
NASA Exoplanet Archive

Source ID: K2-29 b

System Context

K2-29 b orbits K2-29 and was reported in 2016 and was detected with the Transit method.

Published measurements list a radius of 13.34 Earth radii, a mass of 232.02 Earth masses, an orbital period of 3.26 days, and an equilibrium temperature near 1,171 K.

Catalog data places the system at about 178.5 parsecs from Earth, a host star classified as G7 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 K2-29