(2539) Ningxia
Asteroid (2539) Ningxia |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 2.2619 AU |
eccentricity | 0.1693 |
Perihelion - aphelion | 1.879 AU - 2.6447 AU |
Inclination of the orbit plane | 3.98 ° |
Sidereal period | 3,402 a |
Mean orbital velocity | 19.80 km / s |
Physical Properties | |
Medium diameter | ? km |
Albedo | ? |
Rotation period | ? H |
Absolute brightness | 14.3 mag |
Spectral class | ? |
history | |
Explorer | Purple Mountain Observatory |
Date of discovery | October 8, 1964 |
Another name | 1964 TS 2 , 1974 QC, 1981 SF 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. |
(2539) Ningxia is an asteroid of the main belt , which on 8 October 1964 at the Purple Mountain Observatory in Nanjing was discovered.
The asteroid is named after the autonomous region of Ningxia in northern China.