Joseph Johann von Littrow
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Joseph Johann von Littrow was an Austrian astronomer. In 1837, he was ennobled with the title Joseph Johann Edler von Littrow. He was the father of Karl Ludwig Edler von Littrow.
Portrait of Joseph Johann von Littrow (1781–1840) from his 1836 book Physische Astronomie (Physical Astronomy).
Vienna Observatory
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The Vienna Observatory is an astronomical observatory in Vienna, Austria. It is part of the University of Vienna.
Joseph Johann von Littrow
…In 1837, he was ennobled with the title Joseph Johann Edler von Littrow. He was the father of Karl Ludwig Edler von Littrow. He became director of the Vienna Observatory in 1819. He served in this position until his death in 1840. He created the only conformal retroazimuthal map projection, which is known as the Littrow…
Vienna University Observatory
The observatory's 68 cm Grubb refractor