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Fyeqyan (HD 164428 b), Exoplanets
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Info for exoplanet "Fyeqyan"


Scientific (actual) data
NameHD 164428 b
Planet statusConfirmed
Mass sini5.7
Orbital period599.6
Semi major axis1.6
Orbit eccentricity0.29
Discovered2018
Updated2025-08-28
Omega203.11
Tperi2455070
K109
PublicationPublished in a refereed paper
Detection typeRadial Velocity
Mass measurement typeRadial Velocity
Star nameHD 164428
Ra267.54°
Dec78.31°
Mag v6.388
Star distance274
Star metallicity-0.07
Star mass1.5
Star radius35.4
Star sp typeK5III
Star age2.7
Star temperature4119
Wikipedia articleHD 164428 b

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Fictional info (?)
Fyeqyan
Cold planet
AtmosphereEthane90%
Helium9.2%
0.3 bar
artist's rendition
MoonShyanqan'zVery small round oceanic moon
Gyubang MengSmall slightly egg-shaped oceanic planetoid
Naosh AoSmall irregular gaseous moon
YilyanSmall irregular rocky moon
Azwan YengSmall irregular crater-filled planetoid
AnzhaiVery small slightly egg-shaped gaseous comet
ZweiranMedium-sized slightly egg-shaped gaseous planetoid
Zwengmwang-saoHuge round rocky moon
Yadwohyuan-nyouHuge round rocky comet
Zhyaox Elyoun'wenMedium-sized potato shaped rocky asteroid
Yoswu-werlye-waoSmall almost round oceanic moon
Enbyao'mHuge round crater-filled moon
YaoySmall irregular gaseous planetoid
Yeinyin FwoVery small slightly egg-shaped gaseous asteroid
Google search for Fyeqyan


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