The dwarf planet 1 Ceres
© NASA/Dawn 2015
Finder chart
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From Fairfield , 1 Ceres is not observable – it will reach its highest point in the sky during daytime and is 4° below the horizon at dawn.
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|
Name
1 Ceres
|
Object Type
Dwarf Planet
|
Current Position
| Constellation: | Capricornus |
| Magnitude: | 9.24 (V) [1] |
| Absolute mag (H): | 3.40 [1] |
| Slope parameter (G): | 0.15 [1] |
| Right ascension: | 20h54m [1] |
| Declination: | -23°00' [1] |
| Distance: | 3.80 AU 31.63 lightmin [1] |
Orbital Elements [1]
| Semi-major axis: | 2.77 AU |
| Eccentricity: | 0.077129 |
| Inclination: | 10.59° |
| Longitude ascending node: | 80.30° |
| Argument of perihelion: | 73.77° |
| Epoch of elements: | 21 February 2020 |
| Mean Anomaly at epoch: | 141.25° |
Derived quantities
| Perihelion: | 2.56 AU |
| Aphelion: | 2.98 AU |
| Orbital period: | 4.61 years |
Events
| 17 Aug 2020 | – 1 Ceres at aphelion |
| 28 Aug 2020 | – 1 Ceres at opposition |
| 07 Apr 2021 | – 1 Ceres at solar conjunction |
| 27 Nov 2021 | – 1 Ceres at opposition |
| 21 Jul 2022 | – 1 Ceres at solar conjunction |
| 12 Dec 2022 | – 1 Ceres at perihelion |
| 20 Mar 2023 | – 1 Ceres at opposition |
| 20 Nov 2023 | – 1 Ceres at solar conjunction |
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