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On the shapes and spins of “rubble pile” asteroids
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SYSNO ASEP 0335568 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title On the shapes and spins of “rubble pile” asteroids Title O tvarech a rotacích asteroidů typu „rubble pile“ Author(s) Harris, A. W. (US)
Fahnestock, E.G. (US)
Pravec, Petr (ASU-R) RID, ORCIDSource Title Icarus. - : Elsevier - ISSN 0019-1035
Roč. 199, č. 2 (2009), s. 310-318Number of pages 9 s. Language eng - English Country US - United States Keywords asteroids ; rotational dynamics ; tides of solid body Subject RIV BN - Astronomy, Celestial Mechanics, Astrophysics R&D Projects GA205/05/0604 GA ČR - Czech Science Foundation (CSF) CEZ AV0Z10030501 - ASU-R (2005-2011) UT WOS 000263250600009 DOI 10.1016/j.icarus.2008.09.012 Annotation We examined the shape of a “rubble pile” asteroid as it slowly gains angular momentum by YORP torque, to the point where “landsliding” occurs. We find that it evolves to a “top” shape with constant angle of repose from the equator up to mid-latitude, closely resembling the shapes of several nearly critically spinning asteroids imaged by radar. Workplace Astronomical Institute Contact Radka Svašková, bibl@asu.cas.cz, Tel.: 323 620 326 Year of Publishing 2010
Number of the records: 1