136199 Eris (Dwarf planet)
© NASA/Hubble Space Telescope
From Fairfield , 136199 Eris is visible in the evening sky, becoming accessible around 17:38 (EST), 22° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 21:32, 48° above your southern horizon. It will continue to be observable until around 01:30, when it sinks below 21° above your western horizon.
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Name
136199 Eris
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Object type
Dwarf planet
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Current position
| Computed for: | 21 November 2024 |
| Right ascension: | 01h45m [1] |
| Declination: | −00°42' [1] |
| Constellation: | Cetus |
| Magnitude: | 18.64 (V) [1] |
| Distance: | 94.83 AU 788.64 lightmin [1] |
| Angular motion (speed): | 3.07 deg/yr[1] |
| Angular motion (pos ang): | 260.4° |
Orbital elements [1]
| Semi-major axis: | 68.11 AU |
| Eccentricity: | 0.434288 |
| Inclination: | 43.78° |
| Longitude ascending node: | 36.06° |
| Argument of perihelion: | 150.72° |
| Epoch of elements: | 17 October 2024 |
| Mean Anomaly at epoch: | 210.57° |
| Absolute mag (H): | -1.23 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 38.53 AU |
| Aphelion: | 97.68 AU |
| Orbital period: | 562.05 years |
Events
| 14 Apr 2025 | – 136199 Eris at solar conjunction |
| 18 Oct 2025 | – 136199 Eris at opposition |
| 15 Apr 2026 | – 136199 Eris at solar conjunction |
| 18 Oct 2026 | – 136199 Eris at opposition |
| 15 Apr 2027 | – 136199 Eris at solar conjunction |
| 19 Oct 2027 | – 136199 Eris at opposition |
| 15 Apr 2028 | – 136199 Eris at solar conjunction |
| 18 Oct 2028 | – 136199 Eris at opposition |
Printable finder charts
