(129101) Geoffcollyer Main-belt Asteroid
Discovered on 9 December 2004 by Jarnac at Vail-Jarnac.
Canadian computer scientist Geoff Collyer (b. 1958) is co-author of C News and designer of the NOV database used by USENET newsreaders. While at Bell Laboratories, he contributed to the Plan 9 operating system. Geoff is a noted Plan 9 and UNIX enthusiast.Naming citation (20060809/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Geoffcollyer is today
Seen from above the solar system on 2026-10-14: Geoffcollyer is 2.97 au from the Sun and 2.95 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 129101 |
| Provisional designation | 2004 XF6 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.28 |
| Orbital period | 5.31 years |
| Semi-major axis | 3.04 au |
| Perihelion – aphelion | 2.81 – 3.28 au |
| Eccentricity | 0.0782 |
| Inclination | 1.11° |
| Closest distance between its orbit and Earth's (MOID) | 1.81 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Geoff
All asteroids named after someone called Geoff
Also discovered on 9 December 2004
- (117329) Spencer
- (129108) Kristianwaldorff
- (129114) Oliverwalthall
- (134044) Chrisshinohara
- (134050) Rebeccaghent
- (134063) Damianhammond
- (134081) Johnmarshall
- (134087) Symeonplatts
- (134088) Brettperkins
- (134112) Jeremyralph
- (170906) Coluche
- (170910) Brandonsanderson