Exoplanet

KOI-217 b

Orbiting KOI-217

Overview

KOI-217 b is an exoplanet orbiting the star KOI-217, discovered in 2010 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

12.44

Earth radii

015 R⊕

Mass (est.)

110.42

Earth masses

0500 M⊕

Orbital Period

3.9

days

0.1d10,000d

Distance

914.7

parsecs

Nearby10,000 pc

Radius (Earth radii)

12.44

Mass (Earth masses)

110.42

Estimated

Equilibrium Temperature

Unknown

Parameter source: Howell et al. 2010

Orbital Period

3.905+0.000−0.000days

Semi-Major Axis

0.0477+0.0007−0.0007au

Eccentricity

0.0000

Distance from Earth

914.7 pc (~2983 ly)

Spectral Type

Unknown

Temperature

5545 K

Mass (Solar)

0.95 M☉

Radius (Solar)

0.86 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

294.8655°, 46.2858°

Discovery Method

Transit

Discovery Year

2010

Data Sources
NASA Exoplanet Archive

Source ID: KOI-217 b

System Context

KOI-217 b orbits KOI-217 and was reported in 2010 and was detected with the Transit method.

Published measurements list a radius of 12.44 Earth radii, a mass of 110.42 Earth masses (estimated), and an orbital period of 3.91 days.

Catalog data places the system at about 914.7 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 KOI-217
KOI-217 b