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exoplanet_descriptions/hd_87646_ac.txt
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Theche Per (HD 87646 Ac), Exoplanets
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Info for exoplanet "Theche Per"


Scientific (actual) data
NameHD 87646 Ac
Planet statusConfirmed
Mass sini57
Orbital period674
Semi major axis1.58
Orbit eccentricity0.5
Discovered2016
Updated2025-02-11
K1370
PublicationPublished in a refereed paper
Detection typeRadial Velocity
Mass measurement typeRadial Velocity
Star nameHD 87646 A
Right ascension151.67°
Declination17.9°
Mag v8
Star distance92.44
Star metallicity-0.17
Star mass1.12
Star radius1.55
Star sp typeG1IV
Star temperature5770
Star alternate namesMARVELS-7
Wikipedia articleHD 87646 Ac

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Fictional info (?)
Theche Per
Cold planet
It may have had ammonia oceans in the past, but these would have vaporized as the temperature rose due to a runaway greenhouse effect.
AtmosphereOzone87%
Argon8.2%
Ammonia2.7%
Nitric oxide1%
Water vapor0.33%
Xenon0.0015%
0.0018 bar
artist's rendition
No known satellites
Google search for Theche per


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