(133552) Itting-Enke Main-belt Asteroid
Discovered on 16 October 2003 by Turtle Star at Mulheim-Ruhr.
Sonja Itting-Enke (b. 1930) founded the Cuno Hoffmeister Memorial Observatory near Windhoek. Since 1985 she has dedicated her life to the astronomical education of the whole population of the Republic of Namibia.Naming citation (20061109/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Itting-Enke is today
Seen from above the solar system on 2026-10-14: Itting-Enke is 3.23 au from the Sun and 2.40 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 133552 |
| Provisional designation | 2003 UJ4 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.00 km (#8,936 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0850 |
| Absolute magnitude (H) | 14.54 |
| Orbital period | 5.68 years |
| Semi-major axis | 3.18 au |
| Perihelion – aphelion | 2.81 – 3.55 au |
| Eccentricity | 0.117 |
| Inclination | 17.2° |
| Closest distance between its orbit and Earth's (MOID) | 1.85 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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