(21059) Penderecki Main-belt Asteroid
Discovered on 9 April 1991 by F. Borngen at Tautenburg.
Krzysztof Penderecki (b. 1933), a Polish professor of composition at several conservatories, turned after his first experiments to plainer and more comprehensible compositions. He is a very essential representative of moderate modernity. His Dies irae and other sacred works attained worldwide success.Naming citation (20010509/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Penderecki is today
Seen from above the solar system on 2026-10-14: Penderecki is 2.89 au from the Sun and 3.83 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21059 |
| Provisional designation | 1991 GR10 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.80 km (#9,221 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.144 |
| Absolute magnitude (H) | 13.83 |
| Orbital period | 5.11 years |
| Semi-major axis | 2.97 au |
| Perihelion – aphelion | 2.75 – 3.18 au |
| Eccentricity | 0.0713 |
| Inclination | 10.9° |
| Closest distance between its orbit and Earth's (MOID) | 1.79 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Krzysztof
All asteroids named after someone called Krzysztof
Also discovered on 9 April 1991
- (5378) Ellyett
- (6327) Tijn
- (6402) Holstein
- (6450) Masahikohayashi
- (6451) Karnten
- (7584) Ossietzky
- (8666) Reuter
- (8667) Fontane
- (8853) Gerdlehmann
- (10331) Peterbluhm
- (10778) Marcks
- (11899) Weill