100012 1989 BC1 (Asteroid)
From Fairfield , 100012 1989 BC1 is visible in the dawn sky, rising at 02:57 (EST) – 3 hours and 45 minutes before the Sun – and reaching an altitude of 28° above the eastern horizon before fading from view as dawn breaks at around 05:33.
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Name
100012 1989 BC1
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Object type
Asteroid
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Current position
| Computed for: | 18 November 2024 |
| Right ascension: | 13h43m [1] |
| Declination: | +12°06' [1] |
| Constellation: | Bootes |
| Magnitude: | 20.38 (V) [1] |
| Distance: | 3.83 AU 31.87 lightmin [1] |
| Angular motion (speed): | 7.24 arcmin/day[1] |
| Angular motion (pos ang): | 285.4° |
Orbital elements [1]
| Semi-major axis: | 2.67 AU |
| Eccentricity: | 0.279698 |
| Inclination: | 27.76° |
| Longitude ascending node: | 119.08° |
| Argument of perihelion: | 288.43° |
| Epoch of elements: | 17 October 2024 |
| Mean Anomaly at epoch: | 111.52° |
| Absolute mag (H): | 14.24 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 1.93 AU |
| Aphelion: | 3.42 AU |
| Orbital period: | 4.37 years |