(133834) Erinmorton Main-belt Asteroid
Discovered on 16 December 2003 by CSS at Catalina.
Erin Morton (b. 1975) worked on the OSIRIS-REx mission as the head of Communications and Public Engagement in the Principal Investigator's Office.Naming citation (MPC batch dated 2016-08-18), IAU / Minor Planet Center, via NASA/JPL
Where Erinmorton is today
Seen from above the solar system on 2026-10-14: Erinmorton is 3.23 au from the Sun and 3.57 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 133834 |
| Provisional designation | 2003 YX3 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.36 km (#9,951 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0740 |
| Absolute magnitude (H) | 15.06 |
| Orbital period | 4.41 years |
| Semi-major axis | 2.69 au |
| Perihelion – aphelion | 2.11 – 3.27 au |
| Eccentricity | 0.216 |
| Inclination | 8.66° |
| Closest distance between its orbit and Earth's (MOID) | 1.10 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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