(2591) Dvoretsky
Asteroid (2591) Dworetsky |
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Properties of the orbit ( animation ) | |
Orbit type | Outer main belt |
Asteroid family | Koronis family |
Major semi-axis | 2.9409 ± 0.0001 AU |
eccentricity | 0.0424 ± 0.0003 |
Perihelion - aphelion | 2.8163 ± 0.0001 AU - 3.0655 ± 0.0001 AU |
Inclination of the orbit plane | 1.5401 ± 0.0526 ° |
Length of the ascending node | 356.1278 ± 0.0001 ° |
Argument of the periapsis | 271.4265 ± 0.0002 ° |
Time of passage of the perihelion | 15th May 2019 |
Sidereal period | 5.04 a ± 0.1342 d |
Physical Properties | |
Medium diameter | 12.925 ± 0.141 km |
Albedo | 0.291 ± 0.037 |
Rotation period | 12.77 h |
Absolute brightness | 11.5 likes |
history | |
Explorer | Karl Wilhelm Reinmuth |
Date of discovery | August 2, 1949 |
Another name | 1980 KJ ; 1949 WP; 1963 SM; 1974 UN; 1974 VG 2 ; 1974 XK |
Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. |
(2591) Dworetsky ( 1980 KJ ; 1949 WP ; 1963 SM ; 1974 UN ; 1974 VG 2 ; 1974 XK ) is an approximately 13-kilometer asteroid of the outer main belt that was discovered on August 2, 1949 by the German (then: Federal Republic of Germany ) astronomer Karl Wilhelm Reinmuth was discovered at the State Observatory Heidelberg-Königstuhl on the western summit of the Königstuhl near Heidelberg ( IAU code 024). It belongs to the Koronis family, a group of asteroids named after (158) Koronis .
designation
(2591) Dworetsky was named after the astronomer Michael Dworetsky , a lecturer at University College London . He was instrumental in the development of the basic course in astronomy, especially in the practical work associated with it; he teaches astronomy studies. The name was proposed by the American astronomer Conrad M. Bardwell after a suggestion by the astronomer Gareth V. Williams of the United Kingdom .
See also
Web links
- (2591) Dworetsky in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2591) Dworetsky in the Small-Body Database of the Jet Propulsion Laboratory .
Individual evidence
- ^ Lutz D. Schmadel : Dictionary of Minor Planet Names . Fifth Revised and Enlarged Edition. Ed .: Lutz D. Schmadel. 5th edition. Springer Verlag , Berlin , Heidelberg 2003, ISBN 978-3-540-29925-7 , pp. 186 (English, 992 pp., Link.springer.com [ONLINE; accessed on August 24, 2019] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “1949 PS. Discovered 1949 Aug. 2 by K. Reinmuth at Heidelberg. ”
predecessor | asteroid | successor |
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(2590) Mourao | numbering | (2592) Hunan |