Schumacher, Heinrich Christian

1780 - Born on September 3rd at Bramstedt in Holstien.

1813-1815 - He was appoiinted as the director of the Mannheim observatory.

         - Became the professor of astronomy in Copenhagen.

1817 - Directed the triangulation of Holstein.

1821 - Founded the Astronomische Nachrichten and edited 31 volumes.

1822-1832 - Published Ephemerides Nachrichten with 11 parts.

1829 - He received a gold medal from the Royal Astronomical Society.

1850 - Died on December 28th at Altona, Holstein.