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Space Astro
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Info for exoplanet "Frantus-greip"
Scientific (actual) data |
Planet | HD 191939 d |
Planet status | Confirmed |
Planet mass | 0.0182 |
Radius | 0.2712 |
Orbital period | 38.3525 |
Semi major axis | 0.207 |
Orbit eccentricity | 0 |
Inclination | 89.43 |
Discovered | 2020 |
Updated | 2023-06-02 |
Tzero tr | 2458740 |
Impact parameter | 0.438 |
K | 0.6 |
Temperature (kelvin) | 549 |
Publication | Published in a refereed paper |
Detection type | Primary Transit |
Mass detection type | Radial Velocity |
Radius detection type | Primary Transit |
Alternate names | TOI-1339 d |
Star name | HD 191939 |
Right ascension | 302.03° |
Declination | 66.85° |
Mag v | 9 |
Star distance | 53.608 |
Star metallicity | -0.16 |
Star mass | 0.81 |
Star radius | 0.945 |
Star sp type | G8V |
Star age | 7 |
Star temperature | 5427 |
Wikipedia article | HD 191939 d |
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Fictional info (?) |
Suggested name | Frantus-greip |
Planet type | Cold planet |
The planet is named after the deity Frantus-greip, the goddess of the sea.
Frantus-greip is gravitationally locked with HD 191939 in a 5:4 spin-orbit resonance, and rotates in a way that is unique in its solar system. As seen from HD 191939, in a frame of reference that rotates with the orbital motion, it appears to rotate only once every two years. |
Atmosphere | Argon | 47% |
Methane | 45% |
Hydrogen peroxide | 6% |
Water vapor | 0.56% |
Ammonia | 0.11% |
Hydrogen | 0.0052% |
Atmospheric pressure | 7 bar |
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Moon | Greipha | Medium-sized round rocky comet |
Tanymir Nomia | Large round rocky moon |
Pauqophe | Large round rocky comet |
Rica'thi | Large potato shaped gaseous moon |
Onede'da | Small slightly egg-shaped rocky comet |
Lenehy-ca | Huge slightly egg-shaped oceanic comet |
Lilyke Noetur | Large potato shaped rocky asteroid |
Pehimun-si | Medium-sized potato shaped rocky moon |
Google search for Frantus-greip |
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Website by Joachim Michaelis
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