579 Sidonia (Asteroid)
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From South El Monte , 579 Sidonia is visible in the dawn sky, rising at 02:16 (PDT) – 3 hours and 25 minutes before the Sun – and reaching an altitude of 26° above the eastern horizon before fading from view as dawn breaks at around 04:30.
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Name
579 Sidonia
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Object type
Asteroid
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Current position
| Computed for: | 01 July 2025 |
| Right ascension: | 02h17m [1] |
| Declination: | +03°43' [1] |
| Constellation: | Cetus |
| Magnitude: | 13.78 (V) [1] |
| Distance: | 3.14 AU 26.15 lightmin [1] |
| Angular motion (speed): | 10.44 arcmin/day[1] |
| Angular motion (pos ang): | 243.0° |
Orbital elements [1]
| Semi-major axis: | 3.01 AU |
| Eccentricity: | 0.076382 |
| Inclination: | 11.02° |
| Longitude ascending node: | 82.62° |
| Argument of perihelion: | 229.10° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 24.95° |
| Absolute mag (H): | 8.03 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.78 AU |
| Aphelion: | 3.24 AU |
| Orbital period: | 5.23 years |
Visibility from South El Monte
All times shown in South El Monte local time.