243 Ida (Asteroid)
© NASA/Galileo 1993
From South El Monte , 243 Ida is visible in the dawn sky, rising at 00:13 (PDT) and reaching an altitude of 62° above the eastern horizon before fading from view as dawn breaks at around 05:32.
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Name
243 Ida
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Object type
Asteroid
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Current position
| Computed for: | 14 September 2025 |
| Right ascension: | 06h11m [1] |
| Declination: | +24°28' [1] |
| Constellation: | Gemini |
| Magnitude: | 15.49 (V) [1] |
| Distance: | 2.75 AU 22.84 lightmin [1] |
| Angular motion (speed): | 12.41 arcmin/day[1] |
| Angular motion (pos ang): | 271.9° |
Orbital elements [1]
| Semi-major axis: | 2.86 AU |
| Eccentricity: | 0.044767 |
| Inclination: | 1.13° |
| Longitude ascending node: | 323.58° |
| Argument of perihelion: | 114.13° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 307.02° |
| Absolute mag (H): | 10.08 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.73 AU |
| Aphelion: | 2.99 AU |
| Orbital period: | 4.84 years |