121 Hermione (Asteroid)
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From South El Monte , 121 Hermione will become visible at around 21:14 (PDT), 38° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 00:34.
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|
Name
121 Hermione
|
Object type
Asteroid
|
Current position
| Computed for: | 12 July 2025 |
| Right ascension: | 13h09m [1] |
| Declination: | −01°53' [1] |
| Constellation: | Virgo |
| Magnitude: | 14.08 (V) [1] |
| Distance: | 3.77 AU 31.33 lightmin [1] |
| Angular motion (speed): | 7.17 arcmin/day[1] |
| Angular motion (pos ang): | 297.0° |
Orbital elements [1]
| Semi-major axis: | 3.46 AU |
| Eccentricity: | 0.125022 |
| Inclination: | 7.57° |
| Longitude ascending node: | 72.87° |
| Argument of perihelion: | 297.07° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 181.91° |
| Absolute mag (H): | 7.43 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 3.02 AU |
| Aphelion: | 3.89 AU |
| Orbital period: | 6.42 years |
Visibility from South El Monte
All times shown in South El Monte local time.