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Space Astro
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Info for exoplanet "Ermengy Yi"
Scientific (actual) data |
Planet | K2-261 b |
Planet status | Confirmed |
Planet mass | 0.223 |
Mass sini | 0.223 |
Radius | 0.85 |
Orbital period | 11.6334 |
Semi major axis | 0.102 |
Orbit eccentricity | 0.39 |
Inclination | 88.4 |
Discovered | 2018 |
Updated | 2021-02-05 |
Omega | 143 |
Tperi | 2457910 |
Tconj | 2457910 |
Tzero tr | 2457910 |
Impact parameter | 0.27 |
K | 18.8 |
Temperature (kelvin) | 1080 |
Publication | Published in a refereed paper |
Detection type | Primary Transit |
Mass detection type | Radial Velocity |
Radius detection type | Primary Transit |
Alternate names | EPIC 201498078 b, 2MASS J10520778+0029359 b, TYC 255-257-1 b, WISE J105207.76+002935.6 b |
Star name | K2-261 |
Right ascension | 163.03° |
Declination | 0.49° |
Mag v | 10.6 |
Mag j | 9.337 |
Mag h | 8.92 |
Star distance | 214.58 |
Star metallicity | 0.36 |
Star mass | 1.1 |
Star radius | 1.65 |
Star sp type | G7 IV/V |
Star age | 8.8 |
Star temperature | 5537 |
Star alternate names | EPIC 201498078, 2MASS J10520778+0029359, TYC 255-257-1, WISE J105207.76+002935.6 |
Wikipedia article | K2-261 b |
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Fictional info (?) |
Suggested name | Ermengy Yi |
Planet type | Warm gas giant |
Its orbital period around K2-261 of 12 earth days is the longest of all the planets in its solar system.
The interior of Ermengy Yi is mainly composed of ices and molten metal. The planet is named after the deity Ermengy Yi, the messenger of good fortune.
The polar regions are constantly below 306°K (33°C).
The atmospheric pressure at the planet's surface is 5 bar, or roughly the pressure found 945 m under the oceans of Earth. Ermengy Yi is by far the hottest planet in its solar system, with a mean surface temperature of 218°K (-55°C).
The Ermengy Yi system has a unique configuration among those of the planets because its axis of rotation is tilted sideways, nearly into the plane of its solar orbit. |
Atmosphere | 2H2O | 98% |
Xenon | 1.4% |
Methane | 0.00088% |
Atmospheric pressure | 5 bar |
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No known satellites |
Google search for Ermengy yi |
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Website by Joachim Michaelis
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