The dwarf planet 1 Ceres
© NASA/Dawn 2015
Finder chart
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From Washington , 1 Ceres is not observable – it will reach its highest point in the sky during daytime and is no higher than 9° above the horizon at dusk.
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|
Name
1 Ceres
|
Object Type
Dwarf Planet
|
Current Position
| Constellation: | Sagittarius |
| Magnitude: | 9.20 (V) [1] |
| Absolute mag (H): | 3.34 [1] |
| Slope parameter (G): | 0.12 [1] |
| Right ascension: | 17h53m [1] |
| Declination: | -26°25' [1] |
| Distance: | 3.59 AU 29.84 lightmin [1] |
Orbital Elements [1]
| Semi-major axis: | 2.77 AU |
| Eccentricity: | 0.076009 |
| Inclination: | 10.59° |
| Longitude ascending node: | 80.31° |
| Argument of perihelion: | 73.60° |
| Epoch of elements: | 27 April 2019 |
| Mean Anomaly at epoch: | 77.37° |
Derived quantities
| Perihelion: | 2.56 AU |
| Aphelion: | 2.98 AU |
| Orbital period: | 4.61 years |
Events
| 28 Aug 2020 | – 1 Ceres at opposition |
| 27 Nov 2021 | – 1 Ceres at opposition |
| 09 Feb 2022 | – Close approach of the Moon and Ceres |
| 09 Mar 2022 | – Close approach of the Moon and Ceres |
| 06 Apr 2022 | – Close approach of the Moon and Ceres |
| 04 May 2022 | – Close approach of the Moon and Ceres |
| 11 Dec 2022 | – 1 Ceres at perihelion |
| 20 Mar 2023 | – 1 Ceres at opposition |
Printable finder charts
