(1802) Zhang Heng
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Asteroid (1802) Zhang Heng |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Asteroid family | Koronis family |
| Major semi-axis | 2.8424 AU |
| eccentricity | 0.0354 |
| Perihelion - aphelion | 2.7418 AU - 2.9429 AU |
| Inclination of the orbit plane | 2.685 ° |
| Sidereal period | 4,792 a |
| Mean orbital velocity | 17.67 km / s |
| Physical Properties | |
| Medium diameter | 14 km |
| Dimensions | ? kg |
| Albedo | ? |
| Medium density | ? g / cm³ |
| Rotation period | ? H |
| Absolute brightness | 11,469 likes |
| Spectral class | ? |
| history | |
| Explorer | Purple Mountain Observatory |
| Date of discovery | October 9, 1964 |
| Another name | 1964 TW 1 , 1933 FH, 1936 YB |
| 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. | |
(1802), Zhang Heng is an asteroid of the main belt , which on 9 October 1964 at the Purple Mountain Observatory in Nanjing was discovered.
The asteroid is named after the ancient Chinese astronomer, mathematician and inventor Zhang Heng .