query: site_of_astronomical_discovery 3917 franz schubert
supports: Freimut Börngen (born October 17, 1930) is a German astronomer and a prolific discoverer of minor planets. A few sources give his first name wrongly as "Freimuth". The Minor Planet Center credits him as F. Borngen. Tautenburg is a municipality in the district Saale-Holzland, in Thuringia, Germany. It is home to the Karl Schwarzschild Observatory. The Karl Schwarzschild Observatory is a German astronomical observatory in Tautenburg near Jena, Thuringia.  3917 Franz Schubert is a main - belt asteroid discovered by Freimut Börngen in Tautenburg on February 15 , 1961 . It is named after the composer Franz Schubert The Minor Planet Center (MPC) is the official worldwide organization in charge of collecting observational data for minor planets (such as asteroids) and comets, calculating their orbits and publishing this information via the "Minor Planet Circulars". Under the auspices of the International Astronomical Union, it operates at the Smithsonian Astrophysical Observatory, which is part of the Center for Astrophysics along with the Harvard College Observatory.
candidates: harvard college observatory karl schwarzschild observatory
answer: karl schwarzschild observatory