Exoplanet

Kepler-91 b

Orbiting Kepler-91

Overview

Kepler-91 b is an exoplanet orbiting the star Kepler-91, discovered in 2013 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

15.32

Earth radii

015 R⊕

Mass

257.44

Earth masses

0500 M⊕

Orbital Period

6.2

days

0.1d10,000d

Distance

1294.7

parsecs

Nearby10,000 pc

Equilibrium Temp

2040

K

150 K3,500 K

Radius (Earth radii)

15.32

Mass (Earth masses)

257.44

Measured

Equilibrium Temperature

2040 K

Parameter source: Esteves et al. 2015

Orbital Period

6.247+0.000−0.000days

Semi-Major Axis

0.0731+0.0034−0.0031au

Planet Mass (Earth masses)

257.44+57.21−54.03

Planet Mass (Jupiter masses)

0.8100+0.1800−0.1700

Radial Velocity Semi-Amplitude

70.00+11.00−11.00m/s

Distance from Earth

1294.7 pc (~4223 ly)

Spectral Type

Unknown

Temperature

4550 K

Mass (Solar)

1.31 M☉

Radius (Solar)

6.30 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

285.6729°, 44.1168°

Discovery Method

Transit

Discovery Year

2013

Data Sources
NASA Exoplanet Archive

Source ID: Kepler-91 b

System Context

Kepler-91 b orbits Kepler-91 and was reported in 2013 and was detected with the Transit method.

Published measurements list a radius of 15.32 Earth radii, a mass of 257.44 Earth masses, an orbital period of 6.25 days, and an equilibrium temperature near 2,040 K.

Catalog data places the system at about 1,294.7 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 Kepler-91