(997) Priska
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Asteroid (997) Priska |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Asteroid family | Adeona family |
| Major semi-axis | 2.7614 AU |
| eccentricity | 0.1799 |
| Perihelion - aphelion | 2.1908 AU - 3.1519 AU |
| Inclination of the orbit plane | 10.488 ° |
| Sidereal period | 4,366 a |
| Mean orbital velocity | 17.92 km / s |
| Physical Properties | |
| Medium diameter | 18.70 km |
| Albedo | 0.080 |
| Rotation period | ? H |
| Absolute brightness | 12,345 mag |
| Spectral class | C. |
| history | |
| Explorer | K. Reinmuth |
| Date of discovery | July 12, 1923 |
| Another name | 1923 NR, 1959 WA, 1967 RN |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(997) Priska is an asteroid of the main belt that was discovered on July 12, 1923 by the German astronomer Karl Wilhelm Reinmuth at the Heidelberg-Königstuhl State Observatory at the University of Heidelberg .
The asteroid was traditionally named with a female given name. The name is not assigned to a specific person.