(660798) Karltreusch Main-belt Asteroid
Discovered on 21 February 2012 by R. P. Boyle K. Äernis at Mount Graham.
Karl Treusch (1906–1995) was a German Jesuit brother, a versatile specialist in Zeiss telescopes, and mechanical designer of the first precision photometer for observing variable stars at Vatican Observatory, where he worked until 1978.Naming citation (WGSBN Bull. 5, #9, 22), IAU / Minor Planet Center, via NASA/JPL
Where Karltreusch is today
Seen from above the solar system on 2026-10-14: Karltreusch is 3.79 au from the Sun and 3.04 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 660798 |
| Provisional designation | 2002 TG391 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.84 |
| Orbital period | 5.70 years |
| Semi-major axis | 3.19 au |
| Perihelion – aphelion | 2.47 – 3.91 au |
| Eccentricity | 0.224 |
| Inclination | 17.3° |
| Closest distance between its orbit and Earth's (MOID) | 1.53 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Karl
- (1690) Mayrhofer
- (4463) Marschwarzschild
- (5171) Augustesen
- (6059) Diefenbach
- (6597) Kreil
- (6712) Hornstein
- (10099) Glazebrook
- (11434) Lohnert
- (13816) Stulpner
- (13977) Frisch
- (14014) Munchhausen
- (14100) Weierstrass
All asteroids named after someone called Karl