(133814) Wenjengko Main-belt Asteroid
Discovered on 20 November 2003 by CSS at Catalina.
Wenjeng Ko (b. 1955) worked on the OSIRIS-REx mission as the Science Processing and Operations Center Software Architect and Lead. He also worked on several of NASA's Mars and Asteroid missions, including Mars 2001 Odyssey, Mars Polar Lander, Near Earth Asteroid Rendezvous and Mars Observer.Naming citation (MPC batch dated 2016-08-18), IAU / Minor Planet Center, via NASA/JPL
Where Wenjengko is today
Seen from above the solar system on 2026-10-14: Wenjengko is 3.12 au from the Sun and 3.00 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 133814 |
| Provisional designation | 2003 WG170 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.34 km (#9,986 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0900 |
| Absolute magnitude (H) | 14.82 |
| Orbital period | 5.59 years |
| Semi-major axis | 3.15 au |
| Perihelion – aphelion | 2.94 – 3.36 au |
| Eccentricity | 0.0672 |
| Inclination | 16.0° |
| Closest distance between its orbit and Earth's (MOID) | 1.94 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.