121 Hermione (Asteroid)
From South El Monte , 121 Hermione is visible in the dawn sky, rising at 01:16 (PST) and reaching an altitude of 32° above the southern horizon before fading from view as dawn breaks at around 05:19.
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Name
121 Hermione
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Object type
Asteroid
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Current position
| Computed for: | 01 March 2026 |
| Right ascension: | 17h04m [1] |
| Declination: | −21°18' [1] |
| Constellation: | Ophiuchus |
| Magnitude: | 13.91 (V) [1] |
| Distance: | 3.67 AU 30.52 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 3.46 AU |
| Eccentricity: | 0.124636 |
| Inclination: | 7.57° |
| Longitude ascending node: | 72.88° |
| Argument of perihelion: | 297.02° |
| Epoch of elements: | 21 Nov 2025 |
| Mean Anomaly at epoch: | 227.97° |
| Absolute mag (H): | 7.40 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 3.03 AU |
| Aphelion: | 3.89 AU |
| Orbital period: | 6.43 years |