342 Endymion (Asteroid)
From South El Monte , 342 Endymion is not observable – it will reach its highest point in the sky during daytime and is 7° below the horizon at dawn.
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Name
342 Endymion
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Object type
Asteroid
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Current position
| Computed for: | 17 September 2025 |
| Right ascension: | 11h07m [1] |
| Declination: | +00°21' [1] |
| Constellation: | Leo |
| Magnitude: | 15.15 (V) [1] |
| Distance: | 3.40 AU 28.27 lightmin [1] |
| Angular motion (speed): | 11.40 arcmin/day[1] |
| Angular motion (pos ang): | 290.1° |
Orbital elements [1]
| Semi-major axis: | 2.57 AU |
| Eccentricity: | 0.130364 |
| Inclination: | 7.35° |
| Longitude ascending node: | 232.65° |
| Argument of perihelion: | 224.44° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 358.32° |
| Absolute mag (H): | 10.26 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.23 AU |
| Aphelion: | 2.90 AU |
| Orbital period: | 4.12 years |