1647 Menelaus (Asteroid)
From South El Monte , 1647 Menelaus is not observable – it will reach its highest point in the sky during daytime and is no higher than 8° above the horizon at dawn.
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Name
1647 Menelaus
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Object type
Asteroid
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Current position
| Computed for: | 17 September 2025 |
| Right ascension: | 10h04m [1] |
| Declination: | +06°42' [1] |
| Constellation: | Leo |
| Magnitude: | 18.33 (V) [1] |
| Distance: | 6.00 AU 49.91 lightmin [1] |
| Angular motion (speed): | 4.40 arcmin/day[1] |
| Angular motion (pos ang): | 290.5° |
Orbital elements [1]
| Semi-major axis: | 5.20 AU |
| Eccentricity: | 0.023339 |
| Inclination: | 5.65° |
| Longitude ascending node: | 240.30° |
| Argument of perihelion: | 296.94° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 310.86° |
| Absolute mag (H): | 10.50 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 5.08 AU |
| Aphelion: | 5.33 AU |
| Orbital period: | 11.87 years |