(2858) Carlosporter Main-belt Asteroid
Discovered on 1 December 1975 by Torres, C., Barros, S. at Cerro El Roble.
Where Carlosporter is today
Seen from above the solar system on 2026-10-14: Carlosporter is 2.04 au from the Sun and 1.06 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 2858 |
| Provisional designation | 1975 XB |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.42 km (#11,798 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.434 |
| Rotation period | 3.35 hours |
| Absolute magnitude (H) | 13.57 |
| Orbital period | 3.41 years |
| Semi-major axis | 2.27 au |
| Perihelion – aphelion | 1.82 – 2.71 au |
| Eccentricity | 0.195 |
| Inclination | 6.70° |
| Closest distance between its orbit and Earth's (MOID) | 0.809 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 1 December 1975
More named asteroids discovered by Torres, C., Barros, S.
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