415029 2011 UL21 (Asteroid)
From South El Monte , 415029 2011 UL21 is visible in the dawn sky, rising at 23:20 (PDT) and reaching an altitude of 50° above the north-eastern horizon before fading from view as dawn breaks at around 04:55.
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Name
415029 2011 UL21
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Object type
Asteroid
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Current position
| Computed for: | 02 August 2026 |
| Right ascension: | 04h09m [1] |
| Declination: | +45°07' [1] |
| Constellation: | Perseus |
| Magnitude: | 21.86 (V) [1] |
| Distance: | 3.33 AU 27.70 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 2.12 AU |
| Eccentricity: | 0.653834 |
| Inclination: | 34.89° |
| Longitude ascending node: | 275.31° |
| Argument of perihelion: | 284.98° |
| Epoch of elements: | 9 Jun 2026 |
| Mean Anomaly at epoch: | 241.52° |
| Absolute mag (H): | 15.93 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 0.73 AU |
| Aphelion: | 3.51 AU |
| Orbital period: | 3.09 years |
Source