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The Cybele binary asteroid 121 Hermione revisited

Marchis, F. and Descamps, P. and Durech, J. and Emery, J.P. and Harris, A.W. and Kaasalainen, M. and Berthier, J. (2009) The Cybele binary asteroid 121 Hermione revisited. Lunar and Planetary Institute. 40th Lunar and Planetary Science Conference, 23-27 Mar 2009, The Woodlands, Texas, USA.

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Official URL: http://www.lpi.usra.edu/meetings/lpsc2009/pdf/1336.pdf

Abstract

The combination of adaptive optics, photometric and Spitzer mid-IR observations of the 121 Hermione binary asteroid system allowed us to confirm the bilobated nature of the primary and derive a bulk density of 1.4 g/cc, implying a rubble-pile interior.

Document Type:Conference or Workshop Item (Paper)
Title:The Cybele binary asteroid 121 Hermione revisited
Authors:
AuthorsInstitution or Email of Authors
Marchis, F.University of California at Berkeley, Department of Astronomy, 601 Campbell Hall, Berkeley, CA 94720, USA
Descamps, P.Institut de Mécanique Céleste et de Calcul des Éphémérides, Observatoire de Paris, UMR8028 CNRS, 77 av. Denfert-Rochereau, 75014 Paris, France
Durech, J.Astronomical Institute, Charles University in Prague, Faculty of Mathematics and Physics, V Holesovickach 2, 18000 Prague, Czech Republic
Emery, J.P.University of Tenessee, 306 EPS Building, 1412 Circle Drive, Knoxville, TN 37996, USA
Harris, A.W.UNSPECIFIED
Kaasalainen, M.Department of Mathematics and Statistics, Gustaf Hallstromin katu 2b, P.O. Box 68, FIN-00014 University of Helsinki, Finland
Berthier, J.Institut de Mécanique Céleste et de Calcul des Éphémérides, Observatoire de Paris, UMR8028 CNRS, 77 av. Denfert-Rochereau, 75014 Paris, France
Date:March 2009
Refereed publication:No
In ISI Web of Science:No
Publisher:Lunar and Planetary Institute
Status:Published
Keywords:Binary asteroids; asteroid density; Spitzer Space Telescope
Event Title:40th Lunar and Planetary Science Conference
Event Location:The Woodlands, Texas, USA
Event Type:international Conference
Event Dates:23-27 Mar 2009
Organizer:Lunar and Planetary Institute
HGF - Research field:Aeronautics, Space and Transport (old)
HGF - Program:Space (old)
HGF - Program Themes:W EW - Erforschung des Weltraums
DLR - Research area:Space
DLR - Program:W EW - Erforschung des Weltraums
DLR - Research theme (Project):W - Vorhaben Asteroiden und Kometen (old)
Location: Berlin-Adlershof
Institutes and Institutions:Institute of Planetary Research > Asteroids and Comets
Deposited By: Prof. Alan Harris
Deposited On:26 Aug 2009 11:38
Last Modified:12 Dec 2013 20:39

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