(32151) Seanmarshall Main-belt Asteroid
Discovered on 5 June 2000 by LONEOS at Anderson Mesa.
Sean Marshall (b. 1987) is a postdoctoral research scientist at Arecibo Observatory in Puerto Rico, USA. He studies near-Earth asteroids using radar and lightcurve observations to find their sizes, shapes, and rotation states, adding infrared observations to find their thermal properties.Naming citation (WGSBN Bull. 1, #2, 16), IAU / Minor Planet Center, via NASA/JPL
Where Seanmarshall is today
Seen from above the solar system on 2026-10-14: Seanmarshall is 2.56 au from the Sun and 1.57 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 32151 |
| Provisional designation | 2000 LX31 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.31 km (#16,594 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.332 |
| Rotation period | 20.0 hours |
| Absolute magnitude (H) | 15.32 |
| Orbital period | 3.64 years |
| Semi-major axis | 2.37 au |
| Perihelion – aphelion | 1.93 – 2.81 au |
| Eccentricity | 0.186 |
| Inclination | 2.80° |
| Closest distance between its orbit and Earth's (MOID) | 0.914 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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