(24699) Schwekendiek Main-belt Asteroid
Discovered on 13 October 1990 by Schmadel, L. D., Borngen, F. at Tautenburg.
Peter Schwekendiek (b. 1954) is a German astrophysicist who worked on dynamics of galactic clusters. As a member of the Astronomisches Rechen-Institut he contributed to the Hipparcos astrometry space mission. The name was suggested by the first discoverer.Naming citation (20070402/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Schwekendiek is today
Seen from above the solar system on 2026-10-14: Schwekendiek is 2.94 au from the Sun and 3.91 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 24699 |
| Provisional designation | 1990 TJ7 |
| Orbit class | Main-belt Asteroid |
| Diameter | 1.70 km (#17,270 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.221 |
| Absolute magnitude (H) | 15.73 |
| Orbital period | 3.82 years |
| Semi-major axis | 2.44 au |
| Perihelion – aphelion | 1.93 – 2.96 au |
| Eccentricity | 0.212 |
| Inclination | 3.60° |
| Closest distance between its orbit and Earth's (MOID) | 0.927 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Peter
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- (8280) Petergruber
- (8395) Rembaut
- (9207) Petersmith
- (9269) Peterolufemi
All asteroids named after someone called Peter
Also discovered on 13 October 1990
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