171 Ophelia (Asteroid)
From South El Monte , 171 Ophelia is visible in the evening sky, becoming accessible around 17:48 (PST), 50° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 20:00, 64° above your southern horizon. It will continue to be observable until around 00:37, when it sinks below 21° above your western horizon.
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Name
171 Ophelia
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Object type
Asteroid
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Current position
| Computed for: | 16 December 2025 |
| Right ascension: | 01h52m [1] |
| Declination: | +08°39' [1] |
| Constellation: | Pisces |
| Magnitude: | 14.04 (V) [1] |
| Distance: | 2.57 AU 21.38 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 3.13 AU |
| Eccentricity: | 0.132783 |
| Inclination: | 2.55° |
| Longitude ascending node: | 100.47° |
| Argument of perihelion: | 55.31° |
| Epoch of elements: | 21 Nov 2025 |
| Mean Anomaly at epoch: | 257.90° |
| 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 |