Louis De l'Isle de la Croyère

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Louis De l'Isle de la Croyère

Louis De l'Isle de la Croyère (actually Louis De l'Isle ) (* 1690 , † October 10 . Jul / 21st October  1741 . Greg on the Avacha Bay , Kamchatka ) was a French astronomer .

De l'Isle, who took his mother's surname, was the son of the historian and geographer Claude Delisle (1644-1720), and the brother of the astronomer and cartographer Joseph-Nicolas Delisle (1688-1768). The cartographer Guillaume Delisle (1675-1726) was his half-brother. Since 1725 he was a member of the Académie des Sciences in Paris. On January 1, 1727 De l'Isle was accepted into the Russian Academy of Sciences in St. Petersburg . In 1733 he went to Siberia with the German researcher Johann Georg Gmelin and the German historian and geographer Gerhard Friedrich Müller . There he traveled to Arkhangelsk and Siberia as far as Kamchatka in order to determine the location of several important points of view astronomically and participated, among other things, with the discoverer Vitus Bering on the Second Kamchatka expedition . In 1741 De l'Isle was on the way from Kamchatka to Alaska with the Russian explorer Alexei Ilyich Tschirikow on the ship St. Paul . On the way back he died of scurvy in Avacha Bay . He was buried near Avacha .

Five small islands in Northwest America, previously called "Foggy Islands", were named after him as Iles de la Croyère .

Web links

Individual evidence

  1. ^ List of members since 1666: Letter D. Académie des sciences, accessed on November 5, 2019 (French).
  2. ^ Members of the Russian Academy of Sciences since 1724: De l'Isle de la Croyère, Louis. Russian Academy of Sciences, accessed November 5, 2019 (Russian).
  3. ^ Johann Jakob Egli : Nomina geographica. Language and factual explanation of 42,000 geographical names of all regions of the world. , Friedrich Brandstetter, 2nd edition Leipzig 1893, p. 520

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personal data
SURNAME L'Isle de la Croyère, Louis de
ALTERNATIVE NAMES Delisle, Louis; La Croyère Delisle, Louis de
BRIEF DESCRIPTION French astronomer
DATE OF BIRTH 1690
DATE OF DEATH October 21, 1741
Place of death Avacha Bay , Kamchatka