(256) Walpurga
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Asteroid (256) Walpurga |
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| Properties of the orbit ( animation ) | |
| Orbit type | Outer main belt |
| Major semi-axis | 3 AE |
| eccentricity | 0.07 |
| Perihelion - aphelion | 2.792 AU - 3.209 AU |
| Inclination of the orbit plane | 13.3 ° |
| Length of the ascending node | 183 ° |
| Argument of the periapsis | 48.1 ° |
| Time of passage of the perihelion | July 10, 2011 |
| Sidereal period | 5 a 72 d |
| Mean orbital velocity | 17.2 km / s |
| Physical Properties | |
| Medium diameter | 63 km |
| Albedo | 0.0530 |
| Rotation period | 16 h 40 min |
| Absolute brightness | 9.8 likes |
| history | |
| Explorer | Johann Palisa |
| Date of discovery | April 3, 1886 |
| 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. | |
(256) Walpurga is an asteroid of the main asteroid belt , which on April 3, 1886 by Johann Palisa the Observatory of Wien was discovered.
Walpurga moves from 2.7850 ( perihelion ) to 3.2107 ( aphelion ) astronomical units around the Sun in 5.1906 years . The orbit is inclined 13.3216 ° to the ecliptic , the orbital eccentricity is 0.0710.
Walpurga has a diameter of 63 kilometers. It has a dark surface with an albedo of 0.053.