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Kepler-1221 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-1221 b

Confirmed exoplanet · Super Earth

Kepler-1221 b

Orbiting Kepler-1221

Discovered in 2016 using Transit. 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 Kepler-1221 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,016
Method: Transit
Radius: 1.88 R⊕
Mass: 4.19 M⊕
Orbit: 12.00096 days
Distance: 913.65 pc

Planet profile

Orbit and physical properties

Orbital period: 12.00096 days
Semi-major axis: 0.0906 AU
Eccentricity: 0
Radius: 1.88 Earth radii
Mass: 4.19 Earth masses
Mass provenance: M-R relationship
Density: 3.47 g/cm³
Equilibrium temperature: 632 K
Insolation: 37.81 Earth flux

Host system

Star and system properties

Host star: Kepler-1221
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,194 K
Stellar radius: 0.82 R☉
Stellar mass: 0.87 M☉
Stellar metallicity: 0.09 dex
Stellar age: 4.57 Gyr
Distance: 913.65 parsecs
Right ascension: 19h03m17.37s
Declination: +45d42m42.63s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,016
Publication date: 2016-05
Discovery locale: Space
Facility: Kepler
Telescope: 0.95 m Kepler Telescope
Instrument: Kepler CCD Array
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from Kepler-1221 b.

Generic super earth catalog artwork; not a direct image of Kepler-1221 b — Apex Andromeda catalog artwork

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