Cometa Halley
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| Discoperta | |
|---|---|
| Discoperite de: | prehistoric; Nominata dupo Edmond Halley |
| Data de discoperta: | 1758 (primo predictite perihelion) |
| Alternate designations: | Halley's Comet, 1P |
| Characteristicas orbital A | |
| Epocha: | 2449400.5 (17 februarie 1994) |
| Aphelion distantia: | 35.1 AU (9 Decembrie 2023)[1] |
| Perihelion distantia: | 0.586 AU |
| Semi-major axe: | 17.8 AU |
| Eccentricitate: | 0.967 |
| Orbital period: | 75.3 a[2] |
| Inclination: | 162.3° |
| Ultime perihelion: | 9 februarie 1986 |
| Sequente perihelion: | 28 julio 2061[1] |
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