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Info for exoplanet "Ophethone"


Scientific (actual) data
PlanetK2-212 b
Planet statusConfirmed
Radius0.2364
Orbital period9.79564
Semi major axis0.0785
Discovered2018
Updated2021-08-23
Tconj2457400
Impact parameter0.42028
Temperature (kelvin)542
PublicationPublished in a refereed paper
Detection typePrimary Transit
Radius detection typePrimary Transit
Alternate names2MASS J01134161+0305490 b, EPIC 220321605 b, EPIC 220321605.01, WISE J011341.73+030549.2 b
Star nameK2-212
Right ascension18.42°
Declination3.1°
Mag j10.629
Mag h10.015
Star distance109.32
Star metallicity0.03
Star mass0.67
Star radius0.65
Star temperature4272
Star alternate names2MASS J01134161+0305490, EPIC 220321605, WISE J011341.73+030549.2
Wikipedia articleK2-212 b

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Fictional info (?)
Suggested nameOphethone
Planet typeWarm planet
The planet is named after the deity Ophethone, the demon of chaos.

Liquid water cannot exist on the surface of Ophethone due to low atmospheric pressure, which is less than 8 percent of Earth's, except at the highest elevations for short periods.
AtmosphereWater vapor34%
Argon26%
Molecular hydrogen21%
Hydrogen peroxide18%
Carbonyl sulfide0.0022%
Hydrogen0.00081%
Ozone1.0E-6%
Atmospheric pressure0.9 bar
artist's rendition
No known satellites
Google search for Ophethone


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