87 Sylvia (Asteroid)
From South El Monte , 87 Sylvia is visible in the dawn sky, rising at 00:05 (PDT) and reaching an altitude of 64° above the eastern horizon before fading from view as dawn breaks at around 05:33.
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Name
87 Sylvia
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Object type
Asteroid
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Current position
| Computed for: | 15 September 2025 |
| Right ascension: | 06h04m [1] |
| Declination: | +23°42' [1] |
| Constellation: | Gemini |
| Magnitude: | 13.26 (V) [1] |
| Distance: | 3.49 AU 29.05 lightmin [1] |
| Angular motion (speed): | 8.37 arcmin/day[1] |
| Angular motion (pos ang): | 258.7° |
Orbital elements [1]
| Semi-major axis: | 3.48 AU |
| Eccentricity: | 0.094023 |
| Inclination: | 10.88° |
| Longitude ascending node: | 73.01° |
| Argument of perihelion: | 264.78° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 50.49° |
| Absolute mag (H): | 6.94 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 3.15 AU |
| Aphelion: | 3.81 AU |
| Orbital period: | 6.49 years |