(257234) Guntherkurtze Main-belt Asteroid
Discovered on 26 February 2009 by F. Hormuth at Calar Alto.
Günther Kurtze (1921-1986) was a physicist and professor of acoustics at TH Karlsruhe, where he also used piezoelectric materials generating shock waves for medical therapy. In 1970, he established the Deutsche Arbeitsgemeinschaft für Akustik, DAGA.Naming citation (20120406/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Guntherkurtze is today
Seen from above the solar system on 2026-10-14: Guntherkurtze is 2.38 au from the Sun and 3.27 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 257234 |
| Provisional designation | 2009 DD112 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 17.6 |
| Orbital period | 3.53 years |
| Semi-major axis | 2.32 au |
| Perihelion – aphelion | 1.81 – 2.83 au |
| Eccentricity | 0.220 |
| Inclination | 1.74° |
| Closest distance between its orbit and Earth's (MOID) | 0.795 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Gunther
All asteroids named after someone called Gunther