(2234) Schmadel
Asteroid (2234) Schmadel |
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Properties of the orbit ( animation ) | |
Orbit type | Middle main belt |
Major semi-axis | 2,700 AU |
eccentricity | 0.199 |
Perihelion - aphelion | 2.164 AU - 3.236 AU |
Inclination of the orbit plane | 25.240 ° |
Length of the ascending node | 6.108 ° |
Argument of the periapsis | 271.997 ° |
Time of passage of the perihelion | 22nd June 2017 |
Sidereal period | 4.44 a |
Physical Properties | |
Medium diameter | 9.473 ± 0.046 km |
Albedo | 0.284 ± 0.016 |
Rotation period | 15.63 h |
Absolute brightness | 12.3 mag |
history | |
Explorer | Hans-Emil Schuster |
Date of discovery | April 27, 1977 |
Another name | 1977 HD ; 1972 GF 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. |
(2234) Schmadel ( 1977 HD ; 1972 GF 1 ) is an asteroid of the central main belt that was discovered on April 27, 1977 by the German astronomer Hans-Emil Schuster at the Felix Aguilar Observatory ( European Southern Observatory ) in the El Leoncito National Park in the province of San Juan was discovered in Argentina ( IAU code 808).
designation
(2234) Schmadel was named after the German astronomer Lutz D. Schmadel (1942-2016), who worked at the Astronomical Computing Institute of the Ruprecht-Karls-Universität Heidelberg and was involved in the publication of the journal Astronomy and Astrophysics Abstracts . The lost asteroids (1206) Numerowia and (1370) Hella were found again through his calculations.
Web links
- (2234) Schmadel in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2234) Schmadel 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 October 30, 2017] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “Named in honor of Lutz D. Schmadel {1942–} ”