sentences:  He also did valuable observations and calculations of Biela's, Encke's and Halley's Comets, published contributions in astronomy magazines and participated in the publication of the magazine "Uranus" from 1842 to his death in 1851.At the university, the mechanics Ernst Carl Gottfried Wilhelm (1794–1843) and Ernst Karl Gustav Theodor Pinzger (1819–1882) supported him.They also were active for the "Schlesische Gesellschaft für vaterländische Kultur".