(2778) Tangshan
Asteroid (2778) Tangshan |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 2.2810 AU |
eccentricity | 0.1214 |
Perihelion - aphelion | 2.0042 AU - 2.5579 AU |
Inclination of the orbit plane | 4.617 ° |
Sidereal period | 3.445 a |
Mean orbital velocity | 19.72 km / s |
Physical Properties | |
Medium diameter | approx. 12.5 km |
Rotation period | 3.461 h |
Absolute brightness | 13.1 mag |
history | |
Explorer | Purple Mountain Observatory |
Date of discovery | December 14, 1979 |
Another name | 1979 XP, 1948 WL, 1965 UK |
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. |
(2778) Tangshan is an asteroid of the main belt , which on 14. December 1979 at the Purple Mountain Observatory in Nanjing was discovered.
The name of the asteroid was given in memory of the city of Tangshan in the Chinese province of Hebei , which was struck by a massive earthquake (magnitude: 7.8) in 1976 .