(229864) Sichouzhilu Main-belt Asteroid
Discovered on 14 October 2009 by PMO NEO Survey Program at XuYi.
Sichouzhilu (Silk Road) was an ancient network of trade and cultural transmission routes that connected Chang'an, China to the Mediterranean Sea. The Chang'an-Tianshan corridor was listed as a World Heritage Site by UNESCO in 2014.Naming citation (MPC batch dated 2016-05-21), IAU / Minor Planet Center, via NASA/JPL
Where Sichouzhilu is today
Seen from above the solar system on 2026-10-14: Sichouzhilu is 2.89 au from the Sun and 2.50 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 229864 |
| Provisional designation | 2009 TC26 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.71 km (#9,374 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0590 |
| Absolute magnitude (H) | 15.04 |
| Orbital period | 5.47 years |
| Semi-major axis | 3.10 au |
| Perihelion – aphelion | 2.54 – 3.67 au |
| Eccentricity | 0.182 |
| Inclination | 24.0° |
| Closest distance between its orbit and Earth's (MOID) | 1.57 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.