(2074) Shoemaker

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(2074) Shoemaker
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
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.


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

Individual evidence

  1. ^ 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 ”