Exoplanet

KELT-11 b

Orbiting KELT-11

Overview

KELT-11 b is an exoplanet orbiting the star KELT-11, discovered in 2017 using the Transit method. It is a Jupiter-sized world.

Key Measurements

Radius

15.13

Earth radii

015 R⊕

Mass

65.15

Earth masses

0500 M⊕

Orbital Period

4.7

days

0.1d10,000d

Distance

99.2

parsecs

Nearby10,000 pc

Equilibrium Temp

1712

K

150 K3,500 K

Radius (Earth radii)

15.13

Mass (Earth masses)

65.15

Measured

Equilibrium Temperature

1712 K

Parameter source: Mounzer et al. 2022

Orbital Period

4.736+0.000−0.000days

Semi-Major Axis

0.0623+0.0010−0.0010au

Planet Mass (Earth masses)

65.15+5.40−5.40

Planet Mass (Jupiter masses)

0.2050+0.0170−0.0170

Eccentricity

0.0000

Radial Velocity Semi-Amplitude

19.49+1.51−1.51m/s

Distance from Earth

99.2 pc (~323 ly)

Spectral Type

Unknown

Temperature

5375 K

Mass (Solar)

1.44 M☉

Radius (Solar)

2.69 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

161.7069°, -9.3994°

Discovery Method

Transit

Discovery Year

2017

Data Sources
NASA Exoplanet Archive

Source ID: KELT-11 b

System Context

KELT-11 b orbits KELT-11 and was reported in 2017 and was detected with the Transit method.

Published measurements list a radius of 15.13 Earth radii, a mass of 65.15 Earth masses, an orbital period of 4.74 days, and an equilibrium temperature near 1,712 K.

Catalog data places the system at about 99.2 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 KELT-11
KELT-11 b