About William Otto Brunner
Lived 1878 – 1958 (aged 80). William Otto Brunner was a Swiss astronomer.
William Otto Brunner (7 July 1878 – 1 December 1958) was a Swiss astronomer.
From 1926 until 1945 he was the director of the Swiss Federal Observatory. He continued the series of Zürich sunspot observations that was begun by Rudolf Wolf, succeeding the previous director. These observations continue up to the present, at the Royal Observatory of Belgium.
The crater Brunner on the Moon is named after him.
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Important facts
People in William Otto Brunner's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped William Otto Brunner's
Frequently asked questions
Who was William Otto Brunner?
Swiss astronomer (1878-1958)
When was William Otto Brunner born?
William Otto Brunner was born on 7 July 1878 in Wattwil.
When did William Otto Brunner die?
William Otto Brunner died on 1 December 1958 in Zurich.
What was William Otto Brunner's occupation?
William Otto Brunner was an astronomer.
What nationality was William Otto Brunner?
William Otto Brunner was Swiss.
Sources & further reading
· Wikipedia: William Otto Brunner
· DBpedia: William Otto Brunner
Cite this page
APA: Biography.guide. (2026). William Otto Brunner. https://biography.guide/william-otto-brunner/
MLA: "William Otto Brunner." Biography.guide, https://biography.guide/william-otto-brunner/.
Chicago: "William Otto Brunner." Biography.guide. https://biography.guide/william-otto-brunner/.
Data last updated: 2026-09-24 · Spot an error? Report a correction.
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