(129152) Jaystpierre Main-belt Asteroid
Discovered on 9 March 2005 by CSS at Catalina.
Jay St. Pierre (b. 1969) is the Lockheed Martin Guidance Navigation and Control (GNC) Flight and Simulation Software Lead for the OSIRIS-REx Asteroid Sample Return Mission. He was the GNC Subsystem Lead on the Juno Mission and was a GNC analyst and software developer for the Mars Reconnaissance Orbiter.Naming citation (MPC batch dated 2016-08-18), IAU / Minor Planet Center, via NASA/JPL
Where Jaystpierre is today
Seen from above the solar system on 2026-10-14: Jaystpierre is 2.77 au from the Sun and 1.82 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 129152 |
| Provisional designation | 2005 EQ133 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 3.39 hours |
| Absolute magnitude (H) | 15.84 |
| Orbital period | 4.66 years |
| Semi-major axis | 2.79 au |
| Perihelion – aphelion | 2.52 – 3.06 au |
| Eccentricity | 0.0980 |
| Inclination | 9.95° |
| Closest distance between its orbit and Earth's (MOID) | 1.53 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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