Vilgelm Dellen

Dellen, Vil’gel’m (Vasilii) Karlovich

Born 1820 in Jelgava, now in the Latvian SSR; died 1896 in Iur’ev, now Tartu, Estonian SSR. Russian astronomer. Corresponding member of the St. Petersburg Academy of Sciences (1871).

Dellen graduated from the University of Dorpat (Tartu) in 1839; he was a student of V. Ia. Struve. From 1844 to 1890 he worked as an astronomer-observer at the Pulkovo Observatory. He worked out a method of determining time using a portable transit instrument set up on the vertical of the North Star.

REFERENCE

Vitram, F. F. “V. K. Dellen” (obituary). Izvestiia Russkogo geograficheskogo obshchestva, 1898, vol. 33, issue 5.

单词	vilgelm dellen
释义	Vilgelm Dellen Dellen, Vil’gel’m (Vasilii) Karlovich Born 1820 in Jelgava, now in the Latvian SSR; died 1896 in Iur’ev, now Tartu, Estonian SSR. Russian astronomer. Corresponding member of the St. Petersburg Academy of Sciences (1871). Dellen graduated from the University of Dorpat (Tartu) in 1839; he was a student of V. Ia. Struve. From 1844 to 1890 he worked as an astronomer-observer at the Pulkovo Observatory. He worked out a method of determining time using a portable transit instrument set up on the vertical of the North Star. REFERENCE Vitram, F. F. “V. K. Dellen” (obituary). Izvestiia Russkogo geograficheskogo obshchestva, 1898, vol. 33, issue 5.
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