(823) Sisigambis
Asteroid (823) Sisigambis |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 2.222 AU |
eccentricity | 0.09 |
Perihelion - aphelion | 2.023 AU - 2.421 AU |
Inclination of the orbit plane | 3.7 ° |
Length of the ascending node | 255.1 ° |
Argument of the periapsis | 218.5 ° |
Time of passage of the perihelion | August 24, 2011 |
Sidereal period | 3 a 114 d |
Mean orbital velocity | 19.9 km / s |
Physical Properties | |
Medium diameter | approx. 17 km |
Albedo | 0.18 |
Rotation period | 21.0 h |
Absolute brightness | 11.4 mag |
history | |
Explorer | Max Wolf |
Date of discovery | March 31, 1916 |
Another name | 1916 ZG, 1937 QE, 1939 FA 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. |
(823) Sisigambis is an asteroid of the main belt that was discovered on March 31, 1916 by the German astronomer Max Wolf in Heidelberg .
The asteroid is named after Sisigambis , mother of the Persian King Darius III.