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Space Astro
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Info for exoplanet "Nejagyu"
| Scientific (actual) data |
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| Name | HD 212771 b |
| Planet status | Confirmed |
| Mass sini | 2.3 |
| Orbital period | 373.3 |
| Semi major axis | 1.22 |
| Orbit eccentricity | 0.111 |
| Angular distance | 0.009313 |
| Discovered | 2010 |
| Updated | 2010-03-18 |
| Omega | 55 |
| Tperi | 2454950 |
| Publication | Submitted to a professional journal |
| Detection type | Radial Velocity |
| Star name | HD 212771 |
| Right ascension | 336.76° |
| Declination | -17.26° |
| Mag v | 7.6 |
| Star distance | 131 |
| Star metallicity | -0.21 |
| Star mass | 1.15 |
| Star radius | 5 |
| Star sp type | G8IV |
| Star age | 6 |
| Star temperature | 5121 |
| Wikipedia article | HD 212771 b |
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| Fictional info (?) |
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| Suggested name | Nejagyu |
| Planet type | Cold planet |
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| Atmosphere | Hydrogen | 61% |
| Ammonia | 11% |
| Carbon dioxide | 11% |
| Helium | 9.1% |
| Molecular hydrogen | 7% |
| Carbon monoxide | 0.087% |
| Atmospheric pressure | 0.001 bar |
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| No known satellites |
| Google search for Nejagyu |
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Website by Joachim Michaelis
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