(171448) Guchaohao Main-belt Asteroid
Discovered on 11 September 2007 by PMO NEO Survey Program at XuYi.
Gu Chaohao (b. 1926) is a mathematician who has made contributions to both pure and applied mathematics. Elected a member of the Chinese Academy of Sciences in 1980, he has achieved important results in the problem of supersonic flow around wings and the study of equations of fixed type in higher dimensions.Naming citation (20090806/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Guchaohao is today
Seen from above the solar system on 2026-10-14: Guchaohao is 2.79 au from the Sun and 3.44 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 171448 |
| Provisional designation | 2007 RD147 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 17.59 |
| Orbital period | 3.47 years |
| Semi-major axis | 2.29 au |
| Perihelion – aphelion | 1.75 – 2.84 au |
| Eccentricity | 0.238 |
| Inclination | 2.84° |
| Closest distance between its orbit and Earth's (MOID) | 0.731 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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