458 Hercynia (Asteroid)
From South El Monte , 458 Hercynia is visible in the evening sky, becoming accessible around 18:37 (PST), 52° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 21:09, 74° above your southern horizon. It will continue to be observable until around 02:11, when it sinks below 21° above your western horizon.
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Name
458 Hercynia
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Object type
Asteroid
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Current position
| Computed for: | 18 February 2026 |
| Right ascension: | 07h14m [1] |
| Declination: | +18°27' [1] |
| Constellation: | Gemini |
| Magnitude: | 13.91 (V) [1] |
| Distance: | 1.78 AU 14.82 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 2.99 AU |
| Eccentricity: | 0.243780 |
| Inclination: | 12.66° |
| Longitude ascending node: | 134.09° |
| Argument of perihelion: | 277.36° |
| Epoch of elements: | 21 Nov 2025 |
| Mean Anomaly at epoch: | 28.93° |
| Absolute mag (H): | 9.76 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.26 AU |
| Aphelion: | 3.72 AU |
| Orbital period: | 5.18 years |