78 Diana (Asteroid)
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From South El Monte , 78 Diana is not observable – it will reach its highest point in the sky during daytime and is no higher than 18° above the horizon at dusk.
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|
Name
78 Diana
|
Object type
Asteroid
|
Current position
| Computed for: | 18 October 2025 |
| Right ascension: | 17h49m [1] |
| Declination: | −29°21' [1] |
| Constellation: | Sagittarius |
| Magnitude: | 14.35 (V) [1] |
| Distance: | 3.42 AU 28.42 lightmin [1] |
| Angular motion (speed): | 8.72 arcmin/day[1] |
| Angular motion (pos ang): | 267.0° |
Orbital elements [1]
| Semi-major axis: | 2.62 AU |
| Eccentricity: | 0.203427 |
| Inclination: | 8.68° |
| Longitude ascending node: | 333.30° |
| Argument of perihelion: | 153.22° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 85.51° |
| Absolute mag (H): | 8.34 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.09 AU |
| Aphelion: | 3.16 AU |
| Orbital period: | 4.25 years |
Visibility from South El Monte
All times shown in South El Monte local time.