542 Susanna (Asteroid)
From South El Monte , 542 Susanna is not observable – it will reach its highest point in the sky during daytime and is 11° below the horizon at dusk.
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Name
542 Susanna
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Object type
Asteroid
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Current position
| Computed for: | 24 August 2025 |
| Right ascension: | 10h25m [1] |
| Declination: | +10°18' [1] |
| Constellation: | Leo |
| Magnitude: | 15.23 (V) [1] |
| Distance: | 4.24 AU 35.25 lightmin [1] |
| Angular motion (speed): | 7.29 arcmin/day[1] |
| Angular motion (pos ang): | 279.3° |
Orbital elements [1]
| Semi-major axis: | 2.90 AU |
| Eccentricity: | 0.143612 |
| Inclination: | 12.08° |
| Longitude ascending node: | 152.83° |
| Argument of perihelion: | 216.48° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 93.91° |
| Absolute mag (H): | 9.39 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.49 AU |
| Aphelion: | 3.32 AU |
| Orbital period: | 4.95 years |