817 Annika (Asteroid)
From South El Monte , 817 Annika is visible in the dawn sky, rising at 01:24 (PDT) and reaching an altitude of 41° above the southern horizon before fading from view as dawn breaks at around 05:57.
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Name
817 Annika
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Object type
Asteroid
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Current position
| Computed for: | 18 March 2026 |
| Right ascension: | 17h44m [1] |
| Declination: | −12°59' [1] |
| Constellation: | Serpens Cauda |
| Magnitude: | 16.31 (V) [1] |
| Distance: | 2.84 AU 23.63 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 2.59 AU |
| Eccentricity: | 0.180466 |
| Inclination: | 11.34° |
| Longitude ascending node: | 125.41° |
| Argument of perihelion: | 284.84° |
| Epoch of elements: | 21 Nov 2025 |
| Mean Anomaly at epoch: | 174.57° |
| Absolute mag (H): | 10.66 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.12 AU |
| Aphelion: | 3.06 AU |
| Orbital period: | 4.17 years |