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Space Astro
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Info for exoplanet "Perhe-liaq"
Scientific (actual) data |
Planet | Pi Men c |
Planet status | Confirmed |
Planet mass | 0.01142 |
Radius | 0.16719 |
Orbital period | 6.26785 |
Semi major axis | 0.06702 |
Orbit eccentricity | 0.15 |
Inclination | 87.553 |
Discovered | 2018 |
Updated | 2022-03-03 |
Tzero tr | 2458330 |
Lambda angle | 336 |
Impact parameter | 0.5738 |
K | 1.21 |
Temperature (kelvin) | 1147 |
Publication | Published in a refereed paper |
Detection type | Primary Transit |
Mass detection type | Radial Velocity |
Radius detection type | Primary Transit |
Alternate names | HD 39091 c |
Star name | Pi Men |
Right ascension | 84.29° |
Declination | -80.47° |
Mag v | 5.67 |
Star distance | 18.37 |
Star metallicity | 0.08 |
Star mass | 1.094 |
Star radius | 1.1 |
Star sp type | G0V |
Star age | 2.98 |
Star temperature | 6037 |
Star alternate names | HD 39091 |
Wikipedia article | pi Men c |
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Fictional info (?) |
Suggested name | Perhe-liaq |
Planet type | Hot planet |
For this reason, scientists often classify Perhe-liaq and Pamethys Pero as "hot planets" to distinguish them from the other planets. This planet is named after the deity Perhe-liaq, the creator of good fortune.
Perhe-liaq is gravitationally locked with pi Men in a 2:1 spin-orbit resonance, and rotates in a way that is unique in its solar system.
Having almost no atmosphere to retain heat, it has surface temperatures that vary diurnally more than on any other planet in its solar system, ranging from 70°K (-203°C) at night to 420°K (147°C) during the day across the equatorial regions.
The formaldehyde has probably photodissociated, and the free hydrogen peroxide has been swept into interplanetary space by the solar wind because of the lack of a hydrogen chloride layer.
Perhe-liaq's thick clouds render observation of its surface difficult in infrared light, and the first detailed maps did not emerge until the arrival of the Magellan orbiter 58 years ago.
Liquid water cannot exist on the surface of Perhe-liaq due to low atmospheric pressure, which is less than 5 percent of Earth's, except at the lowest elevations for limited periods. |
Atmosphere | Hydrogen peroxide | 40% |
Hydrogen deuteride (HD) | 30% |
Formaldehyde | 22% |
Hydrogen chloride | 6.8% |
Nitrogen | 0.32% |
Carbon monoxide | 0.14% |
Carbon dioxide | 0.0081% |
Atmospheric pressure | 0.05 bar |
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Moon | Kivite Poly | Very small potato shaped rocky moon |
Meaeskoll | Huge almost round crater-filled asteroid |
Thehyr | Very small slightly egg-shaped crater-filled asteroid |
Apus Liaq-bian | Large round gaseous asteroid |
Julbest Lene | Very small round crater-filled asteroid |
Moonpina | Medium-sized round rocky moon |
Tiiopede | Huge round gaseous planetoid |
Paamab | Medium-sized irregular crater-filled moon |
Lynischal-thone | Huge slightly egg-shaped crater-filled moon |
Google search for Perhe-liaq |
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Website by Joachim Michaelis
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