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Space Astro
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Info for exoplanet "Urok Eber'a"
| Scientific (actual) data |
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| Name | GJ 777 Ab |
| Planet status | Confirmed |
| Planet mass | 1.68 |
| Mass sini | 1.495 |
| Orbital period | 2889.7 |
| Semi major axis | 3.963 |
| Orbit eccentricity | 0.3342 |
| Inclination | 69 |
| Angular distance | 0.25 |
| Discovered | 2003 |
| Updated | 2025-08-26 |
| Omega | 15 |
| Tperi | 2459270 |
| Lambda angle | 222.14 |
| K | 22.95 |
| Temperature (kelvin) | 150 |
| Publication | Published in a refereed paper |
| Detection type | Radial Velocity, Astrometry |
| Mass measurement type | Astrometry |
| Alternate names | HD 190360 b |
| Star name | GJ 777 A |
| Right ascension | 300.9° |
| Declination | 29.9° |
| Mag v | 5.74 |
| Star distance | 16.0069 |
| Star metallicity | 0.19 |
| Star mass | 0.98 |
| Star radius | 1.168 |
| Star sp type | G5IV-V |
| Star age | 8.2 |
| Star temperature | 5549 |
| Star alternate names | HR 7670, LAL 38380, LDS 6339 A, HD 190360 |
| Wikipedia article | GJ 777 Ab |
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| Fictional info (?) |
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| Suggested name | Urok Eber'a |
| Planet type | Cold gas giant |
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| Atmosphere | Helium | 57% |
| Ethane | 20% |
| Carbon monoxide | 19% |
| 2H2O | 1.2% |
| Argon | 0.98% |
| Nitrogen | 0.64% |
| Formaldehyde | 0.25% |
| Xenon | 0.001% |
| Atmospheric pressure | 50 bar |
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| No known satellites |
| Google search for Urok eber'a |
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Website by Joachim Michaelis
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