21060 1991 JC (Asteroid)
From South El Monte , 21060 1991 JC is visible in the dawn sky, rising at 02:17 (PDT) – 3 hours and 52 minutes before the Sun – and reaching an altitude of 32° above the eastern horizon before fading from view as dawn breaks at around 05:05.
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Name
21060 1991 JC
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Object type
Asteroid
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Current position
| Computed for: | 13 August 2025 |
| Right ascension: | 06h07m [1] |
| Declination: | +23°42' [1] |
| Constellation: | Gemini |
| Magnitude: | 20.57 (V) [1] |
| Distance: | 3.35 AU 27.86 lightmin [1] |
| Angular motion (speed): | 9.09 arcmin/day[1] |
| Angular motion (pos ang): | 267.3° |
Orbital elements [1]
| Semi-major axis: | 2.34 AU |
| Eccentricity: | 0.191595 |
| Inclination: | 3.47° |
| Longitude ascending node: | 70.26° |
| Argument of perihelion: | 192.96° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 114.32° |
| Absolute mag (H): | 14.86 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 1.90 AU |
| Aphelion: | 2.79 AU |
| Orbital period: | 3.59 years |