257968 2001 CK17 (Asteroid)
From South El Monte , 257968 2001 CK17 will become visible at around 19:44 (PDT), 28° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 3 hours and 47 minutes after the Sun at 22:32.
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Name
257968 2001 CK17
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Object type
Asteroid
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Current position
| Computed for: | 24 September 2025 |
| Right ascension: | 16h36m [1] |
| Declination: | −15°18' [1] |
| Constellation: | Ophiuchus |
| Magnitude: | 22.24 (V) [1] |
| Distance: | 4.00 AU 33.23 lightmin [1] |
| Angular motion (speed): | 6.74 arcmin/day[1] |
| Angular motion (pos ang): | 285.9° |
Orbital elements [1]
| Semi-major axis: | 3.17 AU |
| Eccentricity: | 0.184327 |
| Inclination: | 11.57° |
| Longitude ascending node: | 121.72° |
| Argument of perihelion: | 329.64° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 126.76° |
| Absolute mag (H): | 15.55 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.59 AU |
| Aphelion: | 3.76 AU |
| Orbital period: | 5.65 years |