(3421) Yangchenning
Asteroid (3421) Yangchenning |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 2.2334 AU |
eccentricity | 0.0923 |
Perihelion - aphelion | 2.0273 AU - 2.4395 AU |
Inclination of the orbit plane | 2.464 ° |
Sidereal period | 3,338 a |
Mean orbital velocity | 19.93 km / s |
Physical Properties | |
Medium diameter | ? km |
Albedo | ? |
Rotation period | ? H |
Absolute brightness | 13.6 mag |
Spectral class | ? |
history | |
Explorer | Purple Mountain Observatory |
Date of discovery | November 26, 1975 |
Another name | 1975 WK 1 , 1953 ED 1 , 1978 SK 7 |
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. |
(3421) Yangchenning is an asteroid of the main belt , which on 26 November 1975 at the Purple Mountain Observatory in Nanjing was discovered.
The name of the asteroid is derived from the Chinese-American physicist Chen Ning Yang .