(129333) Ashleylancaster Main-belt Asteroid
Discovered on 23 October 2005 by CSS at Catalina.
Ashley Lancaster (b. 1990) worked as a test engineer on the OSIRIS-REx Asteroid Sample Return Mission OCAMS camera. She also worked on the ATST Solar Telescope.Naming citation (MPC batch dated 2016-08-18), IAU / Minor Planet Center, via NASA/JPL
Where Ashleylancaster is today
Seen from above the solar system on 2026-10-14: Ashleylancaster is 2.66 au from the Sun and 1.97 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 129333 |
| Provisional designation | 2005 UR55 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.87 km (#9,128 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0510 |
| Absolute magnitude (H) | 15.31 |
| Orbital period | 5.43 years |
| Semi-major axis | 3.09 au |
| Perihelion – aphelion | 2.52 – 3.66 au |
| Eccentricity | 0.185 |
| Inclination | 1.35° |
| Closest distance between its orbit and Earth's (MOID) | 1.52 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Ashley
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- (13732) Woodall
- (17781) Kepping
- (18672) Ashleyamini
- (25834) Vechinski
- (31551) Ashleyking
- (58196) Ashleyess
- (121718) Ashleyscroggins
- (129452) Ashleydawn
All asteroids named after someone called Ashley
Also discovered on 23 October 2005
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- (129335) Edwardlittle
- (129338) Andrewlowman
- (152336) Nicolecarr
- (152337) Sakeenaburson
- (319009) Kudirka