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KOI-55 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/KOI-55 b

Confirmed exoplanet · Terrestrial

KOI-55 b

Orbiting KOI-55

Discovered in 2011 using Orbital Brightness Modulation. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic terrestrial catalog artwork; not a direct image of KOI-55 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,011
Method: Orbital Brightness Modulation
Radius: 0.759 R⊕
Mass: 0.44 M⊕
Orbit: 0.240104 days
Distance: 1,231.02 pc

Planet profile

Orbit and physical properties

Orbital period: 0.240104 days
Semi-major axis: 0.006 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 0.759 Earth radii
Mass: 0.44 Earth masses
Mass provenance: Mass
Density: 5.53 g/cm³
Equilibrium temperature: 7,777.78 K
Insolation: 636,352.1258 Earth flux

Host system

Star and system properties

Host star: KOI-55
Stars in system: 1
Known planets in system: 2
Spectral type: B
Stellar temperature: 27,730 K
Stellar radius: 0.203 R☉
Stellar mass: 0.496 M☉
Stellar metallicity: -0.106 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 1,231.02 parsecs
Right ascension: 19h45m25.48s
Declination: +41d05m33.83s

Discovery

Detection and provenance

Discovery method: Orbital Brightness Modulation
Discovery year: 2,011
Publication date: 2011-12
Discovery locale: Space
Facility: Kepler
Telescope: 0.95 m Kepler Telescope
Instrument: Kepler CCD Array
NASA Exoplanet Archive: Open composite record ↗

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