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Space Astro
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Info for exoplanet "Pephaë-iji"
| Scientific (actual) data |
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| Name | K2-398 c |
| Planet status | Confirmed |
| Planet mass | 0.07366 |
| Radius | 0.45482 |
| Orbital period | 18.7878 |
| Semi major axis | 0.1362 |
| Discovered | 2022 |
| Updated | 2024-05-28 |
| Tzero tr | 2457910 |
| Impact parameter | 0.701 |
| K | 5.85 |
| Temperature (kelvin) | 870 |
| Publication | Published in a refereed paper |
| Detection type | Primary Transit |
| Mass measurement type | Theoretical |
| Radius measurement type | Primary Transit |
| Star name | K2-398 |
| Right ascension | 161.74° |
| Declination | 1.94° |
| Mag v | 13.15 |
| Mag j | 12.03 |
| Mag h | 11.72 |
| Mag k | 11.72 |
| Star distance | 606.992 |
| Star metallicity | -0.257 |
| Star mass | 0.945 |
| Star radius | 1.239 |
| Star sp type | G0V |
| Star temperature | 5946 |
| Star alternate names | EPIC 248463350 |
| Wikipedia article | K2-398 c |
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| Fictional info (?) |
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| Suggested name | Pephaë-iji |
| Planet type | Terrestrial |
| As seen relative to the fixed stars, it rotates on its axis exactly three times for every five revolutions it makes around K2-398.
It is radically different from Earth in other respects. |
| Atmosphere | Carbon monoxide | 48% |
| Hydrogen | 47% |
| Nitrogen | 3.8% |
| Nitric oxide | 0.33% |
| Argon | 0.29% |
| Atmospheric pressure | 70 bar |
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| Moon | Theus Nere Er | Medium-sized almost round ice asteroid |
| Tarlislyke Pero | Small round rocky moon |
| Hekemely Beb | Large round rocky planetoid |
| Google search for Pephaë-iji |
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Website by Joachim Michaelis
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