(997) Priska
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.