Exoplanet

KMT-2017-BLG-2509L b

Orbiting KMT-2017-BLG-2509L

Overview

KMT-2017-BLG-2509L b is an exoplanet orbiting the star KMT-2017-BLG-2509L, discovered in 2021 using the Microlensing method.

Key Measurements

Mass

664.26

Earth masses

0500 M⊕

Distance

7040.0

parsecs

Nearby10,000 pc

Radius (Earth radii)

Unknown

Mass (Earth masses)

664.26

Measured

Equilibrium Temperature

Unknown

Orbital Period

Unknown

Distance from Earth

7040.0 pc (~22961 ly)

Spectral Type

Unknown

Temperature

Unknown

Mass (Solar)

0.46 M☉

Radius (Solar)

Unknown

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

265.5899°, -26.3172°

Discovery Method

Microlensing

Discovery Year

2021

Data Sources
NASA Exoplanet Archive

Source ID: KMT-2017-BLG-2509L b

System Context

KMT-2017-BLG-2509L b orbits KMT-2017-BLG-2509L and was reported in 2021 and was detected with the Microlensing method.

Published measurements list a mass of 664.26 Earth masses.

Catalog data places the system at about 7,040 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 KMT-2017-BLG-2509L