390 Alma (Asteroid)
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From South El Monte , 390 Alma will become visible at around 19:10 (PDT), 39° above your southern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 00:16.
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|
Name
390 Alma
|
Object type
Asteroid
|
Current position
| Computed for: | 20 October 2025 |
| Right ascension: | 20h07m [1] |
| Declination: | −16°44' [1] |
| Constellation: | Capricornus |
| Magnitude: | 15.80 (V) [1] |
| Distance: | 2.77 AU 23.02 lightmin [1] |
| Angular motion (speed): | 10.82 arcmin/day[1] |
| Angular motion (pos ang): | 244.2° |
Orbital elements [1]
| Semi-major axis: | 2.65 AU |
| Eccentricity: | 0.131815 |
| Inclination: | 12.14° |
| Longitude ascending node: | 305.09° |
| Argument of perihelion: | 192.16° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 122.47° |
| Absolute mag (H): | 10.22 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.30 AU |
| Aphelion: | 3.00 AU |
| Orbital period: | 4.32 years |
Visibility from South El Monte
All times shown in South El Monte local time.