171 Ophelia (Asteroid)
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From South El Monte , 171 Ophelia is visible in the evening sky, becoming accessible around 17:48 (PST), 51° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 19:56, 64° above your southern horizon. It will continue to be observable until around 00:33, when it sinks below 21° above your western horizon.
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Name
171 Ophelia
|
Object type
Asteroid
|
Current position
| Computed for: | 17 December 2025 |
| Right ascension: | 01h52m [1] |
| Declination: | +08°40' [1] |
| Constellation: | Pisces |
| Magnitude: | 14.06 (V) [1] |
| Distance: | 2.58 AU 21.47 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 |
Visibility from South El Monte
All times shown in South El Monte local time.