(17821) Bolsche Main-belt Asteroid
Discovered on 31 March 1998 by Knofel, A., Kandler, J. at Drebach.
Wilhelm Bölsche (1861-1939) was a naturalist, poet and writer. With his book Das Liebesleben in der Natur, he is considered the father of modern popular-science books in Germany. Bölsche, a protagonist of Darwinism, wrote popular biographies on Darwin and Haeckel.Naming citation (20010109/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Bolsche is today
Seen from above the solar system on 2026-10-14: Bolsche is 2.17 au from the Sun and 3.10 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 17821 |
| Provisional designation | 1998 FC127 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 5.93 hours |
| Absolute magnitude (H) | 15.16 |
| Orbital period | 3.52 years |
| Semi-major axis | 2.31 au |
| Perihelion – aphelion | 2.10 – 2.53 au |
| Eccentricity | 0.0928 |
| Inclination | 7.28° |
| Closest distance between its orbit and Earth's (MOID) | 1.09 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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