(2227) Otto Struve
|
Asteroid (2227) Otto Struve |
|
|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Inner main belt |
| Major semi-axis | 2.237 AU |
| eccentricity | 0.174 |
| Perihelion - aphelion | 1.847 AU - 2.626 AU |
| Inclination of the orbit plane | 4.950 ° |
| Length of the ascending node | 178.896 ° |
| Argument of the periapsis | 254.095 ° |
| Time of passage of the perihelion | May 14, 2016 |
| Sidereal period | 3.35 a |
| Physical Properties | |
| Medium diameter | 4.668 ± 0.071 km |
| Albedo | 0.388 ± 0.112 |
| Absolute brightness | 13.4 mag |
| history | |
| Explorer | Goethe Link Observatory |
| Date of discovery | September 13, 1955 |
| Another name | 1955 RX ; 1935 UP; 1955 SA 2 ; 1962 WL 2 ; 1965 SV; 1970 ET 2 |
| 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. | |
(2227) Otto Struve ( 1955 RX ; 1935 UP ; 1955 SA 2 ; 1962 WL 2 ; 1965 SV ; 1970 ET 2 ) is an asteroid of the inner main belt that was created on September 13, 1955 as part of the Indiana Asteroid Program at the Goethe-Link -Observatory in Brooklyn, Indiana ( IAU code 760) was discovered.
designation
(2227) Otto Struve was after the Russian - US astronomers Baltic German descent Otto Struve named (1897-1963). Struve was the last of a distinguished family of astronomers. His great-grandfather Friedrich Georg Wilhelm Struve (the asteroid (768) Struveana was named after him) founded the Pulkowo Observatory in 1839 . His grandfather Otto Wilhelm von Struve , his uncle Hermann von Struve and his father Ludwig von Struve were also important astronomers. In 1921 he was invited by the American astronomer Edwin Brant Frost to work at the Yerkes Observatory . In 1932 he succeeded Frost as its director and was instrumental in founding the McDonald Observatory in 1932 . From 1932 to 1947 he was the managing editor of The Astrophysical Journal . He worked as the head of the astronomy department at the University of California .
Web links
- (2227) Otto Struve in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2227) Otto Struve in the Small-Body Database of the Jet Propulsion Laboratory (English).
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. 181 (English, 992 pp., Link.springer.com [ONLINE; accessed on October 28, 2017] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “Named in memory of Otto Struve ( 1897–1963) ”