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A Detailed Picture of the (93) Minerva Triple System

Authors :
Marchis, Franck
Descamps, Pascal
Dalba, P. A.
Enriquez, J. E.
Durech, Josef
Emery, Joshua P.
Berthier, Jerôme
Vachier, Frédéric
Merlbourne, J.
Stockton, A. N.
Fassnacht, C. D.
Dupuy, Trent J.
Institut de Mécanique Céleste et de Calcul des Ephémérides (IMCCE)
Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-Observatoire de Paris
Université Paris sciences et lettres (PSL)-Université Paris sciences et lettres (PSL)-Université de Lille-Centre National de la Recherche Scientifique (CNRS)
Department of Astronomy, University of California
Carl Sagan Center, SETI Institute
Charles University, Prague, Czech Republic
Department of Earth and Planetary Science, University of Tennessee
California Institute of Technology, Department of Astronomy (CALTECH)
Source :
European Planetary Science Congress Abstracts, AAS/Division for Planetary Sciences Meeting #43, AAS/Division for Planetary Sciences Meeting #43, Oct 2011, Nantes, France. pp.653
Publication Year :
2011
Publisher :
HAL CCSD, 2011.

Abstract

International audience; We developed an orbital model of the satellites of (93) Minerva based on Keck II AO observations recorded in 2009 and a mutual event between one moon and the primary detected in March 2010. Using new lightcurves we found an approximated ellipsoid shape model for the primary. With a reanalysis of the IRAS data, we derived a preliminary bulk density of 1.5±0.2 g/cc. We will present a detailed analysis of the system, including a 3D shape model of the 93 Minerva primary derived by combining our AO observations, lightcurve, and stellar occultations.

Details

Language :
English
Database :
OpenAIRE
Journal :
European Planetary Science Congress Abstracts, AAS/Division for Planetary Sciences Meeting #43, AAS/Division for Planetary Sciences Meeting #43, Oct 2011, Nantes, France. pp.653
Accession number :
edsair.dedup.wf.001..e02b5d1dcb4ed2cdb1b4405e66078d08