(1572) Posnania Main-belt Asteroid

Discovered on 22 September 1949 by Dobrzycki, J., Kwiek, A. at Poznan.

Where Posnania is today

Seen from above the solar system on 2026-10-14: Posnania is 2.52 au from the Sun and 1.53 au from Earth. Computed from JPL's orbital elements.

Number	1572
Provisional designation	1949 SC
Orbit class	Main-belt Asteroid
Diameter	31.5 km (#1,300 largest of 17,440 named asteroids with a measured size)
Albedo	0.521
Rotation period	8.05 hours
Absolute magnitude (H)	10.33
Orbital period	5.49 years
Semi-major axis	3.11 au
Perihelion – aphelion	2.48 – 3.74 au
Eccentricity	0.203
Inclination	13.3°
Closest distance between its orbit and Earth's (MOID)	1.48 au