1691 Oort, provisional designation 1956 RB, is a rare-type carbonaceous Themistian asteroid from the outer region of the asteroid belt, approximately 33 kilometers in diameter.
It was discovered on 9 September 1956, by German astronomer Karl Reinmuth and Dutch astronomer Ingrid van Houten-Groeneveld at Heidelberg Observatory in south-west Germany.[10] It was later named after Dutch astronomer Jan Oort.[2]
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1691Oort, provisional designation 1956 RB, is a rare-type carbonaceous Themistian asteroid from the outer region of the asteroid belt, approximately...
occupied by the planets." The Oort cloud, the Oort constants, and the asteroid 1691Oort were all named after him. Oort was born in Franeker, a small...
October 1937 1674 Groeneveld 7 February 1938 1682 Karel 2 August 1949 1691Oort 9 September 1956 1704 Wachmann 7 March 1924 1706 Dieckvoss 5 October 1931...
Observatory. Together with Ingrid, Reinmuth discovered the minor planet 1691Oort in 1956. Reinmuth also named his two discoveries, 1673 van Houten and...
Observatory from 1945–1970. He had previously been honoured with the asteroid 1691Oort. The official naming citation was published by the Minor Planet Center...
Mayrhofer. Springer Berlin Heidelberg. p. 134. doi:10.1007/978-3-540-29925-7_1691. ISBN 978-3-540-00238-3. "LCDB Data for (1690) Mayrhofer". Asteroid Lightcurve...
ultimately led to the finding of galactic rotation by Bertil Lindblad and Jan Oort.[citation needed] In 1917, Heber Doust Curtis had observed the nova S Andromedae...
1851 – The Hague 1908) Nuijen, Wijnand (The Hague 1813 – The Hague 1839) Oort, Hendrik van (Utrecht 1775 – Utrecht 1847) Os, Georgius Jacobus Johannes...
programmer, author of text-editor Vim Wubbo Ockels (1946–2014), astronaut Jan Oort (1900–1992), astronomer Anton Pannekoek (1873–1960), astronomer Guido van...
the construction of Trinity Church, New York. On 16 May 1691, Kidd married Sarah Bradley Cox Oort, who was still in her early twenties. She had already...
1 ly (0.3 parsecs) apart for about 4,600 years. If Epsilon Eridani has an Oort cloud, Luyten 726-8 could gravitationally perturb some of its comets with...
1992 – Arpad Elo, American physicist and chess player (b. 1903) 1992 – Jan Oort, Dutch astronomer and academic (b. 1900) 1996 – Eddie Harris, American saxophonist...
Katgert-Merkelijn, J. & Damen, J. (2000). "A short biography of Jan Hendrik Oort: 7. Crab Nebula". Leiden University Library. Archived from the original on...
O'Connell, Ireland's predominant political leader (d. 1847) Hendrik van Oort, Northern Netherlandish painter (d. 1847) August 7 Maria Brizzi Giorgi, Italian...
Nicolas Franchimont 1890–1891 Christiaan Karel Hoffmann 1891–1892 Henricus Oort 1892–1893 Cornelis Petrus Tiele 1893–1894 Sybrandus Johannes Fockema Andreae...
O'Connell, Ireland's predominant political leader (d. 1847) Hendrik van Oort, Northern Netherlandish painter (d. 1847) August 7 Maria Brizzi Giorgi, Italian...
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