(20016) Rietschel Main-belt Asteroid
Discovered on 8 October 1991 by F. Borngen at Tautenburg.
German sculptor Ernst Rietschel (1804–1861), a pupil of Rauch, created in the classicist style. His main works are the bronze sculptures of Lessing in Braunschweig and Luther in Worms. He also worked the popular Goethe and Schiller monument in front of the Weimar national theater.Naming citation (WGSBN Bull. 3, #14, 5), IAU / Minor Planet Center, via NASA/JPL
Where Rietschel is today
Seen from above the solar system on 2026-10-14: Rietschel is 2.49 au from the Sun and 2.74 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20016 |
| Provisional designation | 1991 TU13 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.45 km (#14,106 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.136 |
| Absolute magnitude (H) | 14.73 |
| Orbital period | 4.30 years |
| Semi-major axis | 2.64 au |
| Perihelion – aphelion | 2.33 – 2.95 au |
| Eccentricity | 0.117 |
| Inclination | 8.01° |
| Closest distance between its orbit and Earth's (MOID) | 1.36 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Ernst
- (3949) Mach
- (5053) Chladni
- (11042) Ernstweber
- (11043) Pepping
- (12323) Haeckel
- (13086) Sauerbruch
- (14990) Zermelo
- (16441) Kirchner
- (16714) Arndt
- (25628) Kummer
- (112328) Klinkerfues
- (173002) Dorfi
All asteroids named after someone called Ernst