exoplanet_descriptions/gj_581_e.txt Drapa (GJ 581 e) - Exoplanets - Astro
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Info for exoplanet "Drapa"


Scientific (actual) data
NameGJ 581 e
Planet statusConfirmed
Planet mass0.0078
Mass sini0.005214
Orbital period3.153
Semi major axis0.029
Orbit eccentricity0.125
Inclination47
Angular distance0.004509
Discovered2009
Updated2024-07-17
Omega77.4
PublicationPublished in a refereed paper
Detection typeRadial Velocity
Mass measurement typeRadial Velocity
Star nameGJ 581
Right ascension229.86°
Declination-7.72°
Mag v10.55
Star distance6.21
Star metallicity-0.135
Star mass0.31
Star radius0.3
Star sp typeM2.5V
Star age8
Star temperature3498
Star detected discImaging
Star alternate namesHO Lib
Wikipedia articleGJ 581 e

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Fictional info (?)
Suggested nameDrapa
Planet typeHot planet
It is the coldest planetary atmosphere in its solar system, with a minimum temperature of 58°K (-215°C), and has a complex, layered cloud structure with methane thought to make up the lowest clouds, and carbon monoxide the uppermost layer of clouds.
AtmosphereCarbon monoxide99%
Methane0.12%
Ammonia0.002%
Atmospheric pressure60 bar
artist's rendition
No known satellites
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