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Space Astro
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Info for exoplanet "Lafer Meti"
Scientific (actual) data |
Planet | HD 187123 b |
Planet status | Confirmed |
Mass sini | 0.52 |
Orbital period | 3.09658 |
Semi major axis | 0.0426 |
Orbit eccentricity | 0.01 |
Angular distance | 0.000852 |
Discovered | 1998 |
Updated | 2013-05-20 |
Omega | 25 |
Tperi | 52111.7 |
Publication | Published in a refereed paper |
Detection type | Radial Velocity |
Star name | HD 187123 |
Right ascension | 296.74° |
Declination | 34.42° |
Mag v | 7.86 |
Star distance | 50 |
Star metallicity | 0.16 |
Star mass | 1.06 |
Star radius | 1.17 |
Star sp type | G5 |
Star age | 5.33 |
Star temperature | 5714 |
Wikipedia article | HD 187123 b |
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Fictional info (?) |
Suggested name | Lafer Meti |
Planet type | Hot planet |
In English, Lafer Meti is often referred to as the "green planet" because the molecular hydrogen prevalent on its surface gives it a dark green appearance that is recognizable among the astronomical bodies visible to the naked eye.
It is named after the deity Lafer Meti, the creator of nature.
Two spacecraft have visited Lafer Meti: Wayfinder 11 flew by 44 years ago; and Messenger, launched 23 years ago, orbited Lafer Meti over 130 times in four years before exhausting its pwoer source and crashing into the planet's surface 12 years later.
It may have had 2H2O oceans in the past, but these would have vaporized as the temperature rose due to a runaway greenhouse effect. |
Atmosphere | Ammonia | 53% |
Molecular hydrogen | 27% |
2H2O | 9.1% |
Sulfur dioxide | 6.1% |
Nitric oxide | 3% |
Hydrogen peroxide | 1.5% |
Krypton | 0% |
Atmospheric pressure | 0.5 bar |
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No known satellites |
Google search for Lafer meti |
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Website by Joachim Michaelis
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