171 Ophelia (Asteroid)
From South El Monte , 171 Ophelia is visible in the dawn sky, rising at 02:57 (PDT) – 3 hours and 13 minutes before the Sun – and reaching an altitude of 24° above the eastern horizon before fading from view as dawn breaks at around 05:06.
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Name
171 Ophelia
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Object type
Asteroid
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Current position
| Computed for: | 14 August 2026 |
| Right ascension: | 06h45m [1] |
| Declination: | +22°33' [1] |
| Constellation: | Gemini |
| Magnitude: | 14.52 (V) [1] |
| Distance: | 3.62 AU 30.13 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 3.13 AU |
| Eccentricity: | 0.132912 |
| Inclination: | 2.55° |
| Longitude ascending node: | 100.47° |
| Argument of perihelion: | 55.21° |
| Epoch of elements: | 9 Jun 2026 |
| Mean Anomaly at epoch: | 293.64° |
| Absolute mag (H): | 8.63 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.71 AU |
| Aphelion: | 3.54 AU |
| Orbital period: | 5.53 years |
Source