From Wikipedia, the free encyclopedia
Eris (simbolo: .svg){kind=small}
)[1] ye una planeta nana d'o sistema solar.[2]
Tien un diametro de 2326 km y suya orbita tien un radio entre 37 y 97 UA). O suyo nombre procede d'a diosa d'a discordia en a mitolochia griega.
| Eris | ||
|---|---|---|
 | ||
Caracteristicas orbitals | ||
| Radio meyo: | 1163±6 km | |
| Perihelio: | 37.911 AU | |
| Afelio: | 97.651 AU | |
| Excentricidat: | 0,05415060 | |
| Periodo orbital: | 558.04 anyadas | |
| Inclinación: | 44.0445° | |
| Velocidat orbital meya: | 3.4338 km/s | |
| Satelites: | 1 | |
Caracteristicas fisicas | ||
| Superficie: | (1.70±0.02)×107 km2 | |
| Masa: | (1.66±0.02)×1022 kg | |
| Densidat meya: | 2.52±0.07 g/cm3 | |
| Gravedat superficial: | 0.083 m/s² | |
| Velocidat d'escape: | 1.38±0.01 km/s | |
| Periodo de rotación: | 25.9±0.5 hr | |
| Albedo: | 0.96 | |
| • Meyana: | 30 K (−243.2 °C) | |
Poseye un nomás satelite conoixiu clamau Disnomia.[3]
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