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Space Astro
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Info for exoplanet "Geryu Kya"
| Scientific (actual) data |
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| Name | HD 12661 b |
| Planet status | Confirmed |
| Planet mass | 2.382 |
| Mass sini | 2.3 |
| Orbital period | 263.6 |
| Semi major axis | 0.843 |
| Orbit eccentricity | 0.3598 |
| Inclination | 86 |
| Angular distance | 0.022336 |
| Discovered | 2000 |
| Updated | 2025-08-13 |
| Omega | 296 |
| Tperi | 2454150 |
| Publication | Published in a refereed paper |
| Detection type | Radial Velocity, Astrometry |
| Mass measurement type | Radial Velocity |
| Alternate names | HIP 9683 b |
| Star name | HD 12661 |
| Right ascension | 31.14° |
| Declination | 25.41° |
| Mag v | 7.44 |
| Star distance | 37.16 |
| Star metallicity | 0.29 |
| Star mass | 1.07 |
| Star radius | 1.12 |
| Star sp type | G6V |
| Star age | 7.05 |
| Star temperature | 5742 |
| Star alternate names | HIP 9683 |
| Wikipedia article | HD 12661 b |
Back
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| Fictional info (?) |
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| Suggested name | Geryu Kya |
| Planet type | Large cold gas giant |
| The polar regions are constantly below 243°K (-30°C).
lengthy trip. |
| Atmosphere | Helium | 52% |
| Hydrogen chloride | 36% |
| Hydrogen | 6.6% |
| Ammonium hydrosulfide (NH4SH) | 2.4% |
| Methane | 1% |
| Nitric oxide | 1% |
| 2H2O | 0.5% |
| Water vapor | 0.00032% |
| Atmospheric pressure | 0.004 bar |
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| No known satellites |
| Google search for Geryu kya |
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Website by Joachim Michaelis
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