Exoplanet

Kepler-817 b

Orbiting Kepler-817

Overview

Kepler-817 b is an exoplanet orbiting the star Kepler-817, discovered in 2016 using the Transit method. It is a Neptune-sized world.

Key Measurements

Radius

9.03

Earth radii

015 R⊕

Mass (est.)

64.08

Earth masses

0500 M⊕

Orbital Period

4.0

days

0.1d10,000d

Distance

1484.5

parsecs

Nearby10,000 pc

Radius (Earth radii)

9.03

Mass (Earth masses)

64.08

Estimated

Equilibrium Temperature

Unknown

Parameter source: Morton et al. 2016

Orbital Period

3.990+0.000−0.000days

Distance from Earth

1484.5 pc (~4842 ly)

Spectral Type

Unknown

Temperature

5861 K

Mass (Solar)

1.03 M☉

Radius (Solar)

1.03 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

296.0818°, 39.1616°

Discovery Method

Transit

Discovery Year

2016

Data Sources
NASA Exoplanet Archive

Source ID: Kepler-817 b

System Context

Kepler-817 b orbits Kepler-817 and was reported in 2016 and was detected with the Transit method.

Published measurements list a radius of 9.03 Earth radii, a mass of 64.08 Earth masses (estimated), and an orbital period of 3.99 days.

Catalog data places the system at about 1,484.5 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 Kepler-817