Julius Franz (astronomer)

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Julius Heinrich Georg Franz (born June 28, 1847 in Rummelsburg , Western Pomerania , † January 28, 1913 in Breslau ) was a German astronomer .

Franz was the son of a medical councilor and district physician . He studied at the Universities of Greifswald , Halle and Berlin the subjects astronomy and mathematics and could in 1872 this study in 1872 successfully with a promotion to complete. In his dissertation he dealt with the Foucault pendulum ( About the Foucault pendulum ).

In 1874 he became an astronomer at the Neuchâtel observatory in Switzerland . In 1875 he completed his habilitation there at the University of Neuchâtel . From 1877 he worked as an observer at the Königsberg observatory . In 1882 he led the German expedition to Aiken in South Carolina to observe the Venus Passage . In 1889 he completed his habilitation at the University of Königsberg , from 1893 he taught there as an associate professor. from 1897 he held the chair for astronomy at the University of Breslau and director of the university observatory there.

From 1885 he was a member of the German Academy of Sciences Leopoldina . Franz dealt primarily with the topography of the moon and provided detailed descriptions of numerous lunar craters . The moon crater Franz is named after him.

Franz was the father of the zoologist Victor Franz .

Publications (selection)

  • The physical libration constants of the moon , 1889.
  • The figure of the moon , 1899.
  • The moon , 1906.
  • The fringes of the moon , 1913.

literature

Web links

personal data
SURNAME Franz, Julius
ALTERNATIVE NAMES Franz, Julius Heinrich Georg
BRIEF DESCRIPTION German astronomer
DATE OF BIRTH June 28, 1847
PLACE OF BIRTH Rummelsburg , Western Pomerania
DATE OF DEATH January 28, 1913
Place of death Wroclaw