Julius of Hann

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Julius of Hann

Julius Ferdinand von Hann (born March 23, 1839 in Schloss Haus in Wartberg ob der Aist ( Upper Austria ); † October 1, 1921 in Vienna ) is considered the founder of modern meteorology .

origin

His parents were Julius Hann († 1852) and his wife Anna Scheichenfellner († 1873). His father was an estate inspector, caretaker and district commissioner of the manor house. The monument conservator Franz Gustav Hann (1850–1921). was his brother.

Life

Hann attended the Stiftsgymnasium Kremsmünster and studied mathematics , chemistry and physics at the University of Vienna . In 1864 he passed the teaching examination for mathematics and physics and between 1865 and 1868 was a teacher at the secondary schools in Vienna and Linz. In 1865 he and Carl Jelinek were given the task of editing the Zeitschrift für Meteorologie . This later led the appeal Hanns as a temporary adjunct to the Imperial and Royal Central Institute for Meteorology and geomagnetism . In 1868 he completed his habilitation at the University of Vienna and in 1873 was appointed associate professor for physical geography . In 1882 he was elected a member of the Leopoldina . In 1888 he received the Cothenius Medal of the Leopoldina.

From 1877 to 1897 Hann was director of the Central Meteorological Institute in Vienna. On his initiative, the observatory on the Hohen Sonnblick was built in 1886 and the Hannwarte on the Hochobir named after him in 1891 . Hann was Professor of Meteorology at the University of Graz from 1897 to 1900 and Professor of Cosmic Physics at the University of Vienna from 1900 to 1910. Also in 1910 he was raised to the hereditary Austrian nobility by Emperor Franz Joseph .

His method of different weighting of metrics is in mathematics as Hann window known. Since 1872 he was a corresponding and since 1877 a full member of the Academy of Sciences in Vienna. Since 1877 Hann was a corresponding honorary member of the Natural Research Society in Emden . Also the Royal Society of Sciences in Uppsala (since 1881), the Royal Science and Literature Society in Gothenburg (since 1882), the Royal Society of Edinburgh (since 1883), the Royal Prussian Academy of Sciences (since 1889), the Russian Academy of the Sciences (since 1890), the American Academy of Arts and Sciences (since 1902), the Royal Swedish Academy of Sciences (since 1906) and the Bavarian Academy of Sciences (since 1910).

Julius von Hann died at the age of 82.

In 1924 the Hannplatz in Vienna- Döbling (19th district) was named after him.

family

Julius von Hann married Louise Weißmayr in 1878 , the daughter of the district court president Michael Weißmayr from Steyr. The couple had three sons and a daughter.

Honors

Fonts

  • The earth as a whole. Your atmosphere and hydrosphere , 1872
  • The earth as a world body. Your atmosphere and hydrosphere. Astronomical geography, meteorology, and oceanography , 1884
  • Manual of Climatology , 1883 ( online )
  • Manual of climatology , 2nd edition. Vol I: General Climatology, 1897
  • Manual of climatology , Vol. II: Special climatology. 1st abb .: Climate of the tropical zone, 1897
  • Manual of climatology , Vol III: climatography. Part II: Climate of the temperate zones and the polar zones, 1911
  • Manual of climatology , 4th edition; reworked by Karl Knoch. Vol. I: General Climate Teaching, 1932
  • Atlas of Meteorology , 1887
  • Textbook of Meteorology , 1st edition 1901, 2nd edition 1906 ( online )
  • The daily course of the temperature in the inner tropical zone , 1905

literature

Web links

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personal data
SURNAME Hann, Julius of
ALTERNATIVE NAMES Hann, Julius Ferdinand von
BRIEF DESCRIPTION Austrian mathematician, meteorologist
DATE OF BIRTH March 23, 1839
PLACE OF BIRTH Wartberg whether the Aist
DATE OF DEATH October 1, 1921
Place of death Vienna