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Info for exoplanet "Ryukyu Bya"


Scientific (actual) data
PlanetHD 75289 b
Planet statusConfirmed
Mass sini0.47
Radius1.03
Orbital period3.50928
Semi major axis0.046
Orbit eccentricity0.0211
Angular distance0.001589
Discovered1999
Updated2015-02-24
Omega136.3
Tperi2452590
K54.84
PublicationPublished in a refereed paper
Detection typeRadial Velocity
Mass detection typeRadial Velocity
Radius detection typeTheoretical
Star nameHD 75289
Right ascension131.92°
Declination-41.74°
Mag v6.35
Star distance28.94
Star metallicity0.29
Star mass1.05
Star radius1.25
Star sp typeG0 V
Star age4.96
Star temperature6120
Wikipedia articleHD 75289 b

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Fictional info (?)
Suggested nameRyukyu Bya
Planet typeHot planet
The planet is named after the deity Ryukyu Bya, the bringer of war.

As seen from HD 75289, in a frame of reference that rotates with the orbital motion, it appears to rotate only once every two years.
AtmosphereAmmonia53%
Ammonium hydrosulfide (NH4SH)24%
Formaldehyde20%
Helium1.4%
Xenon0.73%
Water vapor0.015%
Atmospheric pressure0.013 bar
artist's rendition
No known satellites
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