Exoplanet

Kepler-440 b

Orbiting Kepler-440

Overview

Kepler-440 b is an exoplanet orbiting the star Kepler-440, discovered in 2015 using the Transit method. It is a Super-Earth world.

Key Measurements

Radius

1.86

Earth radii

015 R⊕

Mass (est.)

4.38

Earth masses

0500 M⊕

Orbital Period

101.1

days

0.1d10,000d

Distance

301.0

parsecs

Nearby10,000 pc

Radius (Earth radii)

1.86

Mass (Earth masses)

4.38

Estimated

Equilibrium Temperature

Unknown

Parameter source: Torres et al. 2015

Orbital Period

101.111+0.001−0.001days

Semi-Major Axis

0.2420+0.0660−0.0410au

Eccentricity

>0.34

Distance from Earth

301.0 pc (~982 ly)

Spectral Type

Unknown

Temperature

4134 K

Mass (Solar)

0.57 M☉

Radius (Solar)

0.56 R☉

Luminosity

-1.10 log L☉

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

285.3501°, 41.4524°

Discovery Method

Transit

Discovery Year

2015

Data Sources
NASA Exoplanet Archive

Source ID: Kepler-440 b

System Context

Kepler-440 b orbits Kepler-440 and was reported in 2015 and was detected with the Transit method.

Published measurements list a radius of 1.86 Earth radii, a mass of 4.38 Earth masses (estimated), and an orbital period of 101.11 days.

Catalog data places the system at about 301 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-440