• Thumbnail for Heinrich Christian Schumacher
    Prof Heinrich Christian Schumacher FRS(For) FRSE (3 September 1780 – 28 December 1850) was a German-Danish astronomer and mathematician. Schumacher was...
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  • astronomy, was established in 1821 by the German astronomer Heinrich Christian Schumacher. It claims to be the oldest astronomical journal in the world...
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  • Thumbnail for Christian August Friedrich Peters
    astronomy. In 1826 he became assistant to Heinrich Christian Schumacher at Altona Observatory. Schumacher encouraged him to study astronomy and Peters...
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  • Thumbnail for Bad Bramstedt
    Germany and first woman in Prussia to hold the title of professor Heinrich Christian Schumacher (1780–1850), German-Danish astronomer and mathematician. Augusta...
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  • documentaries Heinrich Christian Schumacher (1780–1850), German astronomer Heinrich Christian Friedrich Schumacher, (1757–1830), German-Danish surgeon...
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  • Thumbnail for Braak Base Line
    (Gaussian state survey). Its length was measured in 1820/21 by Heinrich Christian Schumacher between the two trigonometric points near Braak in the district...
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  • Thumbnail for List of geodesists
    (England/India) Friedrich Wilhelm Bessel 1784–1846 (Germany) Heinrich Christian Schumacher 1780–1850 (Germany/Russian Empire) Carl Friedrich Gauss 1777–1855...
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  • Thumbnail for Christian VIII of Denmark
    discovery of comets by telescope and financially supporting Heinrich Christian Schumacher with his publication of the scientific journal Astronomische...
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  • (1813–1890), German-American astronomer Heinrich Christian Friedrich Schumacher (1757–1830), Danish surgeon and botanist Heinrich Franz Friedrich Tietze (1880–1964)...
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  • Thumbnail for Altona Observatory
    Palmaille, in Altona, Hamburg. The observatory was founded by Heinrich Christian Schumacher in 1823 and continued to operate until 1871, 21 years after...
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  • Thumbnail for Heinrich Christian Friedrich Schumacher
    Heinrich Christian Friedrich Schumacher (15 November 1757 in Glückstadt, Holstein – 9 December 1830) was a Danish surgeon, botanist and professor of anatomy...
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  • Thumbnail for Carl Friedrich Gauss
    Brunswick, and Göttingen. Since 1816, Gauss's former student Heinrich Christian Schumacher, then professor in Copenhagen, but living in Altona (Holstein)...
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  • Thumbnail for Johann Georg Repsold
    observatory, and collaborated in astronomical observations with Heinrich Christian Schumacher. In 1803 he made a transit instrument for Horner and in 1815...
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  • Thumbnail for Metre
    Peru, one for Friedrich Georg Wilhelm von Struve, a second for Heinrich Christian Schumacher in 1821 and a third for Friedrich Bessel in 1823. In 1831, Henri-Prudence...
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  • Thumbnail for Astronomical symbols
    Friedrich; Schumacher, Heinrich Christian (1865). Peters, Christian Friedrich August (ed.). Briefwechsel zwischen C. F. Gauss und H. C. Schumacher (in German)...
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  • Benzonia corymbosa (category Taxa named by Heinrich Christian Friedrich Schumacher)
    by Heinrich Christian Friedrich Schumacher in 1827. "Benzonia in the World Checklist of Rubiaceae". Retrieved 10 June 2014. Schumacher, Heinrich Cristian...
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  • Thumbnail for Niels Henrik Abel
    and Paris afterwards. On the way, he visited the astronomer Heinrich Christian Schumacher in Altona, now a district of Hamburg. He then spent four months...
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  • Thumbnail for Friedrich Wilhelm Bessel
    [Astronomical Investigations. (2 Volumes)], Königsberg, 1841–1842 Heinrich Christian Schumacher, ed. (1848), Populäre Vorlesungen über wissenschaftliche Gegenstände...
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  • Thumbnail for 1850
    Frédéric Bastiat French author, economist (b. 1801) December 28 – Heinrich Christian Schumacher, German astronomer (b. 1780) December 30 – Pierre M. Lapie,...
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  • internationally outside of the Kingdom of Württemberg, e.g. to Heinrich Christian Schumacher (1780-1850) in Altona. Due to the regular use of mercury, he...
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  • Schulhof (Hungary, 1847–1921) Heinrich Christian Schumacher (Germany, 1780–1850) Hans-Emil Schuster (Germany, 1934–) Samuel Heinrich Schwabe (Germany, 1789–1875)...
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  • 4 November – Gustav Schwab, German classical scholar and writer (born 1792) 28 December - Heinrich Christian Schumacher, German astronomer (born 1780)...
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  • Thumbnail for History of the metre
    Peru, one for Friedrich Georg Wilhelm von Struve, a second for Heinrich Christian Schumacher in 1821 and a third for Friedrich Bessel in 1823. In 1831, Henri-Prudence...
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  • Thumbnail for Gold Medal of the Royal Astronomical Society
    Caroline Herschel 1829 Friedrich Wilhelm Bessel William Pearson Heinrich Christian Schumacher 1830 Johann Franz Encke William Richardson 1831 Marie-Charles...
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  • Thumbnail for Mycena rosea
    First named Agaricus roseus in 1803 by Danish botanist Heinrich Christian Friedrich Schumacher, it was given its present name in 1912 by Gramberg. The...
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  • 5080 Oja (Tarmo Oja) 5100 Pasachoff (Jay Pasachoff) 5704 Schumacher (Heinrich Christian Schumacher) 5035 Swift (Lewis Swift) 5036 Tuttle (Horace Parnell...
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  • Thumbnail for Thomas Clausen (mathematician)
    Institute and in 1824, at the Altona Observatory after he showed Heinrich Christian Schumacher his paper on calculating longitude by the occultation of stars...
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  • Thumbnail for Holger Christian Reedtz
    astronomical interest, corresponded with the German-Danish astronomer Heinrich Christian Schumacher in Altona in the then Danish Duchy of Holstein, and also published...
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  • Hevelius (1611–1687), a Polish astronomer MPC · 5703 5704 Schumacher 1950 DE Heinrich Christian Schumacher (1780–1850), a German-Danish astronomer MPC · 5704...
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  • Thumbnail for Lexell's theorem
    Friedrich; Schumacher, Heinrich Christian (1862), Peters, Christian August Friedrich (ed.), Briefwechsel zwischen C. F. Gauss und H. C. Schumacher, vol. 4...
    70 KB (9,226 words) - 14:52, 2 October 2024