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K2-99 c | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-99 c

Confirmed exoplanet · Gas Giant

K2-99 c

Orbiting K2-99

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

NASA Archive record ↗Back to catalog →

Generic gas giant catalog artwork; not a direct image of K2-99 c — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,022
Method: Radial Velocity
Radius: 12.6 R⊕
Mass: 2,669.758619 M⊕
Orbit: 522.2 days
Distance: 519.229 pc

Planet profile

Orbit and physical properties

Orbital period: 522.2 days
Semi-major axis: 1.43 AU
Eccentricity: 0.21
Radius: 12.6 Earth radii
Mass: 2,669.758619 Earth masses
Mass provenance: Msini
Density: 7.33 g/cm³
Equilibrium temperature: 390 K
Insolation: 3.8779 Earth flux

Host system

Star and system properties

Host star: K2-99
Stars in system: 1
Known planets in system: 2
Spectral type: G0 IV
Stellar temperature: 6,069 K
Stellar radius: 2.55 R☉
Stellar mass: 1.44 M☉
Stellar metallicity: 0.2 dex
Stellar age: 3.7 Gyr
Distance: 519.229 parsecs
Right ascension: 13h55m05.70s
Declination: -05d26m32.98s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,022
Publication date: 2022-03
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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