83823 2001 UP9 (Asteroid)
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From South El Monte , 83823 2001 UP9 is visible in the dawn sky, rising at 02:51 (PDT) – 3 hours and 44 minutes before the Sun – and reaching an altitude of 30° above the eastern horizon before fading from view as dawn breaks at around 05:35.
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Name
83823 2001 UP9
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Object type
Asteroid
|
Current position
| Computed for: | 18 September 2025 |
| Right ascension: | 09h10m [1] |
| Declination: | +25°53' [1] |
| Constellation: | Cancer |
| Magnitude: | 20.46 (V) [1] |
| Distance: | 4.29 AU 35.71 lightmin [1] |
| Angular motion (speed): | 6.53 arcmin/day[1] |
| Angular motion (pos ang): | 282.8° |
Orbital elements [1]
| Semi-major axis: | 3.16 AU |
| Eccentricity: | 0.150358 |
| Inclination: | 12.49° |
| Longitude ascending node: | 60.95° |
| Argument of perihelion: | 242.30° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 136.78° |
| Absolute mag (H): | 13.81 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.68 AU |
| Aphelion: | 3.63 AU |
| Orbital period: | 5.61 years |
Visibility from South El Monte
All times shown in South El Monte local time.