(561) Ingwelde
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Asteroid (561) Ingwelde |
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| Properties of the orbit ( animation ) | |
| Orbit type | Outer main belt |
| Asteroid family | Themis family |
| Major semi-axis | 3.174 AU |
| eccentricity | 0.115 |
| Perihelion - aphelion | 2.808 AU - 3.54 AU |
| Inclination of the orbit plane | 1.5 ° |
| Length of the ascending node | 159.5 ° |
| Argument of the periapsis | 315 ° |
| Time of passage of the perihelion | June 8, 2011 |
| Sidereal period | 5 a 239 d |
| Mean orbital velocity | 16.7 km / s |
| Physical Properties | |
| Medium diameter | 24.50 km |
| Albedo | 0.0966 |
| Absolute brightness | 11.21 mag |
| Spectral class | XCU |
| history | |
| Explorer | Max Wolf |
| Date of discovery | March 26, 1905 |
| Another name | 1905 QG, 1944 DB, 1972 BH |
| 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. | |
(561) Ingwelde is an asteroid of the main belt that was discovered on March 26, 1905 by the German astronomer Max Wolf in Heidelberg .
The asteroid was named probably after the opera Ingwelde of Max von Schillings .