Hugo von Zeipel

from Wikipedia, the free encyclopedia

Edvard Hugo von Zeipel (born February 8, 1873 in Österhaninge near Stockholm , † June 8, 1959 in Uppsala ) was a Swedish astronomer .

He worked at the Stockholm Observatory from 1897 to 1900 , and at the Pulkowo Observatory from 1901 to 1902 . From 1904 to 1906 he was a member of the staff of the Paris observatory and from 1911 he worked at the Uppsala Astronomical Observatory . His areas of expertise were celestial mechanics , astrophotography and theoretical astrophysics .

He is said to have treated the Kozai effect , known since the 1960s, as early as 1910 .

In 1898, 1901 and 1902 he took part in scientific expeditions to Spitzbergen .

Edvard Hugo von Zeipel is the namesake of the Zeipel crater on Earth's moon and the Zeipel asteroid (8870) discovered on March 6, 1992 .

Web links

Individual evidence

  1. Takashi Ito, Katsuhito Ohtsuka: The Lidov – Kozai Oscillation and Hugo von Zeipel . arxiv : 1911.03984 .