(2891) McGetchin
Asteroid (2891) McGetchin |
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Properties of the orbit ( animation ) | |
Orbit type | Outer main belt |
Major semi-axis | 3.3532 ± 0.0003 AU |
eccentricity | 0.1375 ± 0.0005 |
Perihelion - aphelion | 2.8922 ± 0.0018 AU - 3.8141 ± 0.0003 AU |
Inclination of the orbit plane | 9.2996 ± 0.0456 ° |
Length of the ascending node | 114.7625 ± 0.2979 ° |
Argument of the periapsis | 251.1030 ± 0.0333 ° |
Time of passage of the perihelion | 18th March 2019 |
Sidereal period | 6.14 a ± 0.2573 d |
Physical Properties | |
Medium diameter | 35.066 ± 0.289 km |
Albedo | 0.061 ± 0.005 |
Absolute brightness | 11.0 mag |
history | |
Explorer |
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Date of discovery | June 18, 1980 |
Another name | 1980 MD ; 1933 XC; 1951 WS 1 ; 1965 AR |
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. |
(2891) McGetchin ( 1980 MD ; 1933 XC ; 1951 WS 1 ; 1965 AR ) is an approximately 35 kilometers in asteroid of the outer main belt , of the June 18, 1980 American US Astronomin Carolyn Shoemaker at the Palomar Observatory approximately 80 kilometers was discovered northeast of San Diego , California ( IAU code 675) on the Crimea Peninsula ( IAU code 095).
designation
(2891) McGetchin was named after the geologist and planetologist Thomas R. McGetchin (1936-1979), who was director of the Lunar and Planetary Institute since 1977 . As a leading researcher in volcanism and tectonics on earth and other astronomical objects in the solar system , he was honored in particular for his work on kimberlites and the dynamics of volcanoes .
See also
Web links
- (2891) McGetchin in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2891) McGetchin 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 on September 21, 2019] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “1980 MD. Discovered 1980 June 18 by CS Shoemaker at Palomar. "
predecessor | asteroid | successor |
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(2890) Vilyujsk | numbering | (2892) Filipenko |