8558 Hack (Asteroid)
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From Cambridge , 8558 Hack is visible in the evening sky, becoming accessible around 17:54 (EST), 32° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 22:20, 71° above your southern horizon. It will continue to be observable until around 03:44, when it sinks below 21° above your western horizon.
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Name
8558 Hack
|
Object type
Asteroid
|
Current position
| Computed for: | 21 January 2025 |
| Right ascension: | 06h43m [1] |
| Declination: | +23°25' [1] |
| Constellation: | Gemini |
| Magnitude: | 19.59 (V) [1] |
| Distance: | 2.38 AU 19.80 lightmin [1] |
| Angular motion (speed): | 13.13 arcmin/day[1] |
| Angular motion (pos ang): | 274.2° |
Orbital elements [1]
| Semi-major axis: | 3.12 AU |
| Eccentricity: | 0.221403 |
| Inclination: | 0.28° |
| Longitude ascending node: | 39.92° |
| Argument of perihelion: | 307.47° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 95.30° |
| Absolute mag (H): | 14.62 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.43 AU |
| Aphelion: | 3.81 AU |
| Orbital period: | 5.51 years |
Visibility from Cambridge
All times shown in Cambridge local time.