Ernst Friedrich Knorre

Ernst Friedrich Christoph Knorre ( born December 11, 1759 in Haldensleben, † December 1, 1810 in Tartu ) was a German astronomer and mathematician.

Life

Knorre was after studying Protestant theology in Halle first tutor in the house bookseller Gebauer Hall and from 1789 in Dorpat as a teacher and later director at the Higher School for Girls, where already was his older brother, whom he replaced as the Director, this Narva went. He was also organist at St. John's church. In 1803 he was an associate professor of mathematics at the newly founded University of Dorpat and Observer at the newly established observatory in Dorpat, which was not yet fully completed at his untimely death.

Knorre was a self-taught astronomer and certain even before the opening of the observatory with homemade instruments the latitude of Dorpat, which he later continued in other places of Livonia. In its length provisions he was less successful; of his observations to Friedrich Georg Wilhelm Struve could use only one after his death. With the astronomer Johann Wilhelm Andreas Pfaff, who was professor of mathematics since 1803, he came not look good: This did not trust his abilities and this kept him away from the observatory to Pfaff's departure in 1809 away. He published astronomical observations in the Astronomical Yearbook of Bode.

He was married to Friederike Senff since 1790 and after her death in 1791 he married 1793 in Dorpat Sophie Senff, both sisters of Karl August Senff. His son Karl Adolph (* 1799) was a well-known doctor in the Baltics, his son Karl Friedrich Knorre ( 1801-1883 ) astronomer and director of the observatory Nikolayev. His son, Viktor Knorre (1840-1919) was also a noted astronomer.

Writings

• Guide in my math lectures, Dorpat 1803
• Guidelines for religious education in the private school to Dorpat