1 Ceres (Dwarf planet)

From South El Monte , 1 Ceres is visible between 20:27 and 03:38. It will become accessible at around 20:27, when it rises to an altitude of 21° above your south-eastern horizon. It will reach its highest point in the sky at 00:03, 45° above your southern horizon. It will become inaccessible at around 03:38 when it sinks below 21° above your south-western horizon.
Name
1 Ceres
|
Object type
Dwarf planet
|
Computed for: | 15 October 2025 |
Right ascension: | 00h47m [1] |
Declination: | −10°56' [1] |
Constellation: | Cetus |
Magnitude: | 7.68 (V) [1] |
Angular diameter: | 0.6 arcsec[1] |
Distance: | 1.98 AU 16.47 lightmin [1] |
Angular motion (speed): | 12.58 arcmin/day[1] |
Angular motion (pos ang): | 259.0° |
Semi-major axis: | 2.77 AU |
Eccentricity: | 0.079311 |
Inclination: | 10.59° |
Longitude ascending node: | 80.25° |
Argument of perihelion: | 73.26° |
Epoch of elements: | 25 January 2025 |
Mean Anomaly at epoch: | 167.29° |
Absolute mag (H): | 3.34 [1] |
Slope parameter (G): | 0.15 [1] |
Perihelion: | 2.55 AU |
Aphelion: | 2.99 AU |
Orbital period: | 4.60 years |
All times shown in South El Monte local time.
02 Oct 2025 | – 1 Ceres at opposition |
14 May 2026 | – 1 Ceres at solar conjunction |
07 Jan 2027 | – 1 Ceres at opposition |
13 Jul 2027 | – 1 Ceres at perihelion |
11 Sep 2027 | – 1 Ceres at solar conjunction |
06 May 2028 | – 1 Ceres at opposition |
26 Dec 2028 | – 1 Ceres at solar conjunction |
10 Aug 2029 | – 1 Ceres at opposition |