Johann Häfelin

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Johann Häfelin (also Johann Haefelin ; * 1908 , † after 1971) was a Swiss meteorologist .

Life

Häfelin received his doctorate in 1946 from the University of Geneva with a thesis on the dispersion and absorption of isobutyl alcohol in the high frequency range . For many years he was head / head of the weather ( forecast ) service of the Swiss Meteorological Institute in Zurich .

In 1949, Häfelin published a two-part report on artificial rain in the Neue Zürcher Zeitung . In 1954, Häfelin published in the Schweizer Volks-Buchgemeinde a “ representation for everyone ” of the weather and the weather forecast with the title In the realm of clouds and winds . In 1960 he dealt with the division of Switzerland into weather forecast districts .

In 1972, according to the regulations of the World Meteorological Organization , Häfelin edited international codes for the transmission of weather reports: the codes of Paris 1946 and Washington 1947 , which were introduced on January 1, 1949 and revised on January 1, 1955, 1960, 1964, 1968 and 1972 . In 1974 he published a book for the Swiss Meteorological Institute on the “Development of the Swiss Weather Service from its inception to the commissioning of the electronic data processing system in 1974” with the title From Telegraph to Computer .

Häfelin also appeared on Swiss television .

Works

  • In the realm of clouds and winds. Weather and weather forecast. A representation for everyone. Swiss People's Book Community, Lucerne 1954.
  • From telegraph to computer. Development of the Swiss weather service from its inception to the commissioning of the electronic data processing system in 1974. Swiss Central Meteorological Institute, Zurich 1974.

Web links

Individual evidence

  1. ↑ a b Finding aid data ( Memento from May 17, 2013 in the Internet Archive )
  2. ↑ OCLC 493933373
  3. ↑ OCLC 638121136
  4. ↑ OCLC 82525592
  5. ↑ OCLC 781268676
  6. ↑ The division of Switzerland into weather forecast areas (PDF)
  7. ↑ OCLC 638000455
  8. ↑ OCLC 81121951
personal data
SURNAME Häfelin, Johann
ALTERNATIVE NAMES Haefelin, Johann
BRIEF DESCRIPTION Swiss meteorologist
DATE OF BIRTH 1908
DATE OF DEATH after 1971