(2074) Shoemaker
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Asteroid (2074) Shoemaker |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Inner main belt |
| Major semi-axis | 1,800 AU |
| eccentricity | 0.082 |
| Perihelion - aphelion | 1.653 AU - 1.947 AU |
| Inclination of the orbit plane | 30.077 ° |
| Length of the ascending node | 207.295 ° |
| Argument of the periapsis | 205.438 ° |
| Time of passage of the perihelion | January 16, 2016 |
| Sidereal period | 2.41 a |
| Physical Properties | |
| Medium diameter | 3.217 km |
| Albedo | 0.518 |
| Rotation period | 2.5328 h |
| Absolute brightness | 13.9 likes |
| Spectral class | SMASSII: Sa |
| history | |
| Explorer | Eleanor Helin |
| Date of discovery | 17th October 1974 |
| Another name | 1974 UA |
| 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. | |
(2074) Shoemaker ( 1974 UA ) is an asteroid of the main belt , which on 17 October 1974 by Eleanor F. Helin at Palomar Observatory was discovered.
designation
The asteroid was named by Eleanor Helin, the discoverer, after her colleague and friend, the American scientist Eugene Shoemaker (1927-1997). He played a major role in the lunar-related projects Ranger , Surveyor, and Apollo . The British astronomer Brian Marsden also suggested Shoemaker as the namesake.
See also
Web links
- Asteroid Shoemaker: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (2074) Shoemaker in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
Individual evidence
- ^ Lutz D. Schmadel : Dictionary of Minor Planet Names . Enlarged version. Ed .: Lutz D. Schmadel. 3. Edition. tape 1 . Springer Verlag , Berlin , Heidelberg 1997, ISBN 978-3-662-06617-1 , pp. 267 (English, 938 pages, Google Books [ONLINE; accessed on September 2, 2016] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “Named by the discoverer to honor her colleague and friend Eugene M. Shoemaker ”