(128604) Markfisher Outer Main-belt Asteroid
Discovered on 21 August 2004 by CSS at Catalina.
Mark Fisher (b. 1964) is responsible for developing the mission control area for the OSIRIS-REx Asteroid Sample Return Mission. Mark also led the Spitzer flight operations team to safely operate the mission well past its intended design life.Naming citation (MPC batch dated 2016-08-18), IAU / Minor Planet Center, via NASA/JPL
Where Markfisher is today
Seen from above the solar system on 2026-10-14: Markfisher is 3.25 au from the Sun and 3.60 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 128604 |
| Provisional designation | 2004 QO14 |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 4.38 km (#11,881 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.121 |
| Absolute magnitude (H) | 14.98 |
| Orbital period | 5.77 years |
| Semi-major axis | 3.22 au |
| Perihelion – aphelion | 2.66 – 3.78 au |
| Eccentricity | 0.175 |
| Inclination | 19.0° |
| Closest distance between its orbit and Earth's (MOID) | 1.71 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Mark
- (7004) Markthiemens
- (7552) Sephton
- (7778) Markrobinson
- (7917) Hammergren
- (8015) Marksimons
- (8329) Speckman
- (8686) Akenside
- (8789) Effertz
- (10276) Matney
- (10598) Markrees
- (12094) Mazumder
- (13211) Stucky
All asteroids named after someone called Mark