Skip to content

Missions Planets Black Holes 3D Map Agencies Blog About Sign in

Menu

Missions Planets Black Holes 3D Map Agencies Blog About Sign in

Acquiring mission data

Missions Planets Black Holes 3D Map Agencies Blog About apexandromeda.com

This is an independent informational project and is not affiliated with, endorsed by, or sponsored by NASA, ESA, JAXA, Roscosmos, CNSA, ISRO, CSA, or any other space agency. Agency names, logos, and other marks are used for identification where permitted by their respective usage policies.

A passion project from the team behind Apex Rental Pro.

Community discussion

Comments 0

No comments yet. The airlock is open.

Sign in or create an account to comment and vote.

KMT-2021-BLG-1391L b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/KMT-2021-BLG-1391L b

Confirmed exoplanet · Super Earth

KMT-2021-BLG-1391L b

Orbiting KMT-2021-BLG-1391L

Discovered in 2022 using Microlensing. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic super earth catalog artwork; not a direct image of KMT-2021-BLG-1391L b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,022
Method: Microlensing
Radius: 1.97 R⊕
Mass: 4.55 M⊕
Orbit: Not reported by the NASA Exoplanet Archive
Distance: 5,720 pc

Planet profile

Orbit and physical properties

Orbital period: Not reported by the NASA Exoplanet Archive
Semi-major axis: 2.29 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 1.97 Earth radii
Mass: 4.55 Earth masses
Mass provenance: Mass
Density: 3.27 g/cm³
Equilibrium temperature: Not reported by the NASA Exoplanet Archive
Insolation: Not reported by the NASA Exoplanet Archive

Host system

Star and system properties

Host star: KMT-2021-BLG-1391L
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: Not reported by the NASA Exoplanet Archive
Stellar radius: Not reported by the NASA Exoplanet Archive
Stellar mass: 0.37 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 5,720 parsecs
Right ascension: 18h02m44.06s
Declination: -28d03m37.80s

Discovery

Detection and provenance

Discovery method: Microlensing
Discovery year: 2,022
Publication date: 2022-11
Discovery locale: Ground
Facility: KMTNet
Telescope: 1.6 m wide-field telescope
Instrument: 18k Mosaic CCD camera
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from KMT-2021-BLG-1391L b.

Generic super earth catalog artwork; not a direct image of KMT-2021-BLG-1391L b — Apex Andromeda catalog artwork