1961 Dufour (Asteroid)
From South El Monte , 1961 Dufour is visible in the dawn sky, rising at 02:04 (PDT) – 3 hours and 42 minutes before the Sun – and reaching an altitude of 29° above the eastern horizon before fading from view as dawn breaks at around 04:36.
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Name
1961 Dufour
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Object type
Asteroid
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Current position
| Computed for: | 11 July 2025 |
| Right ascension: | 03h32m [1] |
| Declination: | +20°06' [1] |
| Constellation: | Taurus |
| Magnitude: | 16.66 (V) [1] |
| Distance: | 3.38 AU 28.11 lightmin [1] |
| Angular motion (speed): | 10.57 arcmin/day[1] |
| Angular motion (pos ang): | 249.9° |
Orbital elements [1]
| Semi-major axis: | 3.19 AU |
| Eccentricity: | 0.126061 |
| Inclination: | 6.65° |
| Longitude ascending node: | 29.55° |
| Argument of perihelion: | 56.54° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 294.15° |
| Absolute mag (H): | 10.83 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.79 AU |
| Aphelion: | 3.59 AU |
| Orbital period: | 5.70 years |