(143641) Sapello Main-belt Asteroid
Discovered on 5 July 2003 by Ryan, W. H., Martinez, C. T. at Mount Graham.
Sapello is a small village in northern New Mexico that became an important trading stop for travelers on the Santa Fe Trail. In more recent times, astronomers have favored this location because of its dark skies.Naming citation (20081113/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Sapello is today
Seen from above the solar system on 2026-10-14: Sapello is 2.55 au from the Sun and 2.61 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 143641 |
| Provisional designation | 2003 NK5 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 17.41 |
| Orbital period | 3.18 years |
| Semi-major axis | 2.16 au |
| Perihelion – aphelion | 1.73 – 2.60 au |
| Eccentricity | 0.201 |
| Inclination | 4.02° |
| Closest distance between its orbit and Earth's (MOID) | 0.713 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.