The dwarf planet 136199 Eris
© NASA/Hubble Space Telescope
Finder chart
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From Fairfield , 136199 Eris is visible in the dawn sky, rising at 01:40 (EDT) – 3 hours and 51 minutes before the Sun – and reaching an altitude of 25° above the south-eastern horizon before fading from view as dawn breaks around 04:06.
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|
Name
136199 Eris
|
Object Type
Dwarf Planet
|
Current Position
| Constellation: | Cetus |
| Magnitude: | 18.84 (V) [1] |
| Absolute mag (H): | -1.10 [1] |
| Slope parameter (G): | 0.15 [1] |
| Right ascension: | 01h47m [1] |
| Declination: | -01°19' [1] |
| Distance: | 96.14 AU 799.53 lightmin [1] |
Orbital Elements [1]
| Semi-major axis: | 67.83 AU |
| Eccentricity: | 0.436738 |
| Inclination: | 44.07° |
| Longitude ascending node: | 35.94° |
| Argument of perihelion: | 151.66° |
| Epoch of elements: | 21 February 2020 |
| Mean Anomaly at epoch: | 205.83° |
Derived quantities
| Perihelion: | 38.21 AU |
| Aphelion: | 97.46 AU |
| Orbital period: | 558.70 years |
Events
| 17 Oct 2020 | – 136199 Eris at opposition |
| 13 Apr 2021 | – 136199 Eris at solar conjunction |
| 17 Oct 2021 | – 136199 Eris at opposition |
| 14 Apr 2022 | – 136199 Eris at solar conjunction |
| 18 Oct 2022 | – 136199 Eris at opposition |
| 14 Apr 2023 | – 136199 Eris at solar conjunction |
| 18 Oct 2023 | – 136199 Eris at opposition |
| 14 Apr 2024 | – 136199 Eris at solar conjunction |
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