113 Amalthea (Asteroid)
From Cambridge , 113 Amalthea is visible in the evening sky, becoming accessible around 21:10 (EDT), 41° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 22:57, 48° above your southern horizon. It will continue to be observable until around 02:57, when it sinks below 21° above your western horizon.
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Name
113 Amalthea
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Object type
Asteroid
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Current position
| Computed for: | 09 May 2025 |
| Right ascension: | 13h25m [1] |
| Declination: | +00°33' [1] |
| Constellation: | Virgo |
| Magnitude: | 11.48 (V) [1] |
| Distance: | 1.24 AU 10.32 lightmin [1] |
| Angular motion (speed): | 33.00 arcmin/day[1] |
| Angular motion (pos ang): | 290.0° |
Orbital elements [1]
| Semi-major axis: | 2.38 AU |
| Eccentricity: | 0.085962 |
| Inclination: | 5.04° |
| Longitude ascending node: | 123.33° |
| Argument of perihelion: | 80.23° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 339.51° |
| Absolute mag (H): | 8.55 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.17 AU |
| Aphelion: | 2.58 AU |
| Orbital period: | 3.66 years |