(203) Pompeja Main-belt Asteroid

Discovered on 25 September 1879 by C. H. F. Peters at Clinton.

Where Pompeja is today

MercuryVenusEarthEarthMarsMarsPompejaPompeja

Seen from above the solar system on 2026-10-14: Pompeja is 2.86 au from the Sun and 3.84 au from Earth. Computed from JPL's orbital elements.

Facts

Number203
Provisional designationA879 SA
Orbit classMain-belt Asteroid
Diameter125 km (#145 largest of 17,440 named asteroids with a measured size)
Albedo0.0360
Rotation period24.1 hours
Spectral typeDCX:
Absolute magnitude (H)8.92
Orbital period4.53 years
Semi-major axis2.74 au
Perihelion – aphelion2.57 – 2.90 au
Eccentricity0.0613
Inclination3.17°
Closest distance between its orbit and Earth's (MOID)1.58 au

Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.

More named asteroids discovered by C. H. F. Peters