(2856) Röser
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Asteroid (2856) Röser |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Outer main belt |
| Asteroid family | Eos family |
| Major semi-axis | 3.0266 ± 0.0002 AU |
| eccentricity | 0.0093 ± 0.0005 |
| Perihelion - aphelion | 2.9984 ± 0.0015 AU - 3.0548 ± 0.0001 AU |
| Inclination of the orbit plane | 9.8955 ± 0.0569 ° |
| Length of the ascending node | 16.8088 ± 0.2427 ° |
| Argument of the periapsis | 205.6031 ± 0.0003 ° |
| Time of passage of the perihelion | February 18, 2018 |
| Sidereal period | 5.27 a ± 0.1747 d |
| Physical Properties | |
| Medium diameter | 23.99 ± 1.2 km |
| Albedo | 0.1223 ± 0.013 |
| Rotation period | ≈13.73 ± 4.119 h |
| Absolute brightness | 11.1 mag |
| history | |
| Explorer |
 Karl Wilhelm Reinmuth
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| Date of discovery | April 14, 1933 |
| Another name | 1933 GB ; 1935 SV; 1941 WL; 1946 UC; 1959 CM; 1962 WK; 1970 GG; 1972 RR 3 ; 1975 EK; 1977 QX 1 |
| 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. | |
(2856) Roser ( 1933 GB ; 1935 SV ; 1941 WL ; 1946 UC ; 1959 CM ; 1962 WK ; 1970 GG ; 1972 RR 3 ; 1975 EK ; 1977 QX 1 ) is approximately 24 kilometers in asteroid of the outer main belt , of the April 14, 1933 by the German (then: Nazi state ) astronomer Karl Wilhelm Reinmuth at the State Observatory Heidelberg-Königstuhl on the western summit of the Königstuhl near Heidelberg ( IAU code 024). It belongs to the Eos family , a group of asteroids named after (221) Eos .
designation
(2856) Röser was named after the German astronomer Siegfried Röser (* 1948) who works at the Astronomical Computing Institute in Heidelberg. Along with the astronomer Ulrich Bastian , after the asteroid (2855) Bastian is named, he created the position and Proper Motions - star catalog . The name was suggested by the German astronomer Lutz D. Schmadel .
See also
Web links
- (2856) Röser in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2856) Röser 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. 186 (English, 992 pp., Link.springer.com [ONLINE; accessed September 18, 2019] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “1933 GB. Discovered 1933 Apr. 14 by K. Reinmuth at Heidelberg. "
| predecessor | asteroid | successor |
|---|---|---|
| (2855) Bastian | numbering | (2857) NOT |