(822) Location
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Asteroid (822) Lalage |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.256 AU |
| eccentricity | 0.154 |
| Perihelion - aphelion | 1.908 AU - 2.604 AU |
| Inclination of the orbit plane | 0.7 ° |
| Length of the ascending node | 210.1 ° |
| Argument of the periapsis | 247.1 ° |
| Time of passage of the perihelion | June 1, 2010 |
| Sidereal period | 3 a 142 d |
| Mean orbital velocity | 19.7 km / s |
| Physical Properties | |
| Medium diameter | 11 km |
| Rotation period | 3.3 h |
| Absolute brightness | 12.2 mag |
| history | |
| Explorer | Max Wolf |
| Date of discovery | March 31, 1916 |
| Another name | 1916 ZD, 1943 EJ 1 |
| 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. | |
(822) Lalage is an asteroid of the main belt that was discovered on March 31, 1916 by the German astronomer Max Wolf in Heidelberg .
The name is based on the birth name Lalage (from the Greek: Lallen), which appears in the poems of Horace and Gleim .