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Space Astro
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Info for exoplanet "Hionnsiar"
Scientific (actual) data |
Planet | WASP-147 b |
Planet status | Confirmed |
Planet mass | 0.275 |
Radius | 1.115 |
Orbital period | 4.60273 |
Semi major axis | 0.0549 |
Orbit eccentricity | 0 |
Inclination | 87.9 |
Discovered | 2018 |
Updated | 2018-07-22 |
Tzero tr | 2456560 |
Impact parameter | 0.31 |
K | 32.7 |
Publication | Published in a refereed paper |
Detection type | Primary Transit |
Mass detection type | Radial Velocity |
Radius detection type | Primary Transit |
Star name | WASP-147 |
Right ascension | 359.19° |
Declination | -22.15° |
Mag v | 12.31 |
Star distance | 426 |
Star metallicity | 0.092 |
Star mass | 1.044 |
Star radius | 1.429 |
Star sp type | G4 |
Star age | 8.47 |
Star temperature | 5702 |
Wikipedia article | WASP-147 b |
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Fictional info (?) |
Suggested name | Hionnsiar |
Planet type | Hot gas giant |
Hionnsiar is a terrestrial planet with a thin atmosphere, having surface features reminiscent both of the impact craters of the Moon and the valleys, deserts, and polar ice caps of Earth. Hionnsiar is orbiting WASP-147 every 4.6 Earth days.
This planet is named after the deity Hionnsiar, the god of the sea.
Like Mosthea, Hionnsiar has been orbiting WASP-147 within Agaret Steph's orbit as an inferior planet, and never exceeds 28 degrees away from WASP-147.
Optical ground-based telescopes are typically limited to resolving features about 180 kilometers across when Hionnsiar is closest because of Mosthea's atmosphere.
A prominent result is the "great red spot", a giant storm that is known to have existed for centuries since it was first seen by telescope.
Observations from Earth have shown seasonal change and increased weather activity as Hionnsiar approached its equinox 7 years ago. |
Atmosphere | Carbon dioxide | 34% |
Hydrogen deuteride (HD) | 29% |
Formaldehyde | 16% |
Hydrogen | 16% |
Helium | 2.2% |
Xenon | 1.3% |
Hydrogen peroxide | 0.62% |
Water vapor | 0.41% |
Nitrogen | 0.00027% |
Atmospheric pressure | 0.006 bar |
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No known satellites |
Google search for Hionnsiar |
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Website by Joachim Michaelis
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