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E-Type Asteroid (2867) Steins as Imaged by OSIRIS on Board Rosetta

Authors :
Keller, H. U
Barbieri, Cesare
Koschny, D
Lamy, P
Rickman, H
Rodrigo, R
Sierks, H
Ahearn, M. F
Angrilli, F
Barucci, M. A
Bertaux, J. L
Cremonese, G
Deppo, Da
Davidsson, V
B
Cecco, De
Debei, Stefano
Fornasier, S
Fulle, S
Groussin, M
Gutierrez, O
P. J, Hviid
S. F, Ip
W. H, Jorda
Knollenberg, L
Kramm, J
J. R, Kãœhrt
Kãœppers, E
Lara, M
L. M.
Lazzarin, Monica
Moreno, M
Lopez, J.
Marzari, Francesco
Michalik, H
Naletto, Giampiero
Sabau, L
Thomas, N
Wenzel, K. P
Bertini, Ivano
Besse, S
Ferri, F
Kaasalainen, M
Lowry, S
Marchi, S
Mottola, S
Sabolo, W
Schrã–der, S. E
Spjuth, S
Vernazza, P.
Max-Planck-Institut für Sonnensystemforschung = Max Planck Institute for Solar System Research (MPS)
Max-Planck-Gesellschaft
Dipartimento di Astronomia [Padova]
Università degli Studi di Padova = University of Padua (Unipd)
European Space Research and Technology Centre (ESTEC)
Agence Spatiale Européenne = European Space Agency (ESA)
Laboratoire d'Astrophysique de Marseille (LAM)
Aix Marseille Université (AMU)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National d'Études Spatiales [Toulouse] (CNES)-Centre National de la Recherche Scientifique (CNRS)
Instituto de Astrofísica de Andalucía (IAA)
Consejo Superior de Investigaciones Científicas [Madrid] (CSIC)
Department of Astronomy [College Park]
University of Maryland [College Park]
University of Maryland System-University of Maryland System
Laboratoire d'études spatiales et d'instrumentation en astrophysique (LESIA)
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 Paris Diderot - Paris 7 (UPD7)-Centre National de la Recherche Scientifique (CNRS)
Observatoire de Paris - Site de Paris (OP)
Institut national des sciences de l'Univers (INSU - CNRS)-Observatoire de Paris
Université Paris sciences et lettres (PSL)-Université Paris sciences et lettres (PSL)-Centre National de la Recherche Scientifique (CNRS)
PLANETO - LATMOS
Laboratoire Atmosphères, Milieux, Observations Spatiales (LATMOS)
Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)-Université de Versailles Saint-Quentin-en-Yvelines (UVSQ)-Université Pierre et Marie Curie - Paris 6 (UPMC)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National de la Recherche Scientifique (CNRS)
INAF - Osservatorio Astronomico di Padova (OAPD)
Istituto Nazionale di Astrofisica (INAF)
Department of Physics and Astronomy [Uppsala]
Uppsala University
Scuola Internazionale Superiore di Studi Avanzati / International School for Advanced Studies (SISSA / ISAS)
National Central University [Taiwan] (NCU)
German Aerospace Center (DLR)
European Space Astronomy Centre (ESAC)
Institute of Computer and Network Engineering [Braunschweig] (IDA)
Technische Universität Braunschweig = Technical University of Braunschweig [Braunschweig]
Instituto Nacional de Técnica Aeroespacial (INTA)
Physikalisches Institut [Bern]
Universität Bern [Bern] (UNIBE)
Tampere University of Technology [Tampere] (TUT)
University of Kent [Canterbury]
Max-Planck-Institut für Sonnensystemforschung (MPS)
Universita degli Studi di Padova
European Space Agency (ESA)
Universität Bern [Bern]
Source :
Science, Science, 2010, 327 (5962), pp.190-193. ⟨10.1126/science.1179559⟩, Science (N. Y., N.Y.) 327 (2010): 190–193. doi:10.1126/science.1179559, info:cnr-pdr/source/autori:H.U. Keller; C. Barbieri; D. Koschny; P. Lamy; H. Rickman; R. Rodrigo; H. Sierks; M.F. A'Hearn; F. Angrilli, M. A. Barucci; J.-L. Bertaux; G. Cremonese; V. Da Deppo; B. Davidsson; M. De Cecco; S. Debei; S. Fornasier; M. Fulle; O. Groussin, P. J. Gutierrez; S. F. Hviid; W.-H. Ip; L. Jorda; J. Knollenberg; J. R. Kramm; E. Kührt; M. Küppers; L.-M. Lara; M. Lazzarin; J. Lopez Moreno; F. Marzari; H. Michalik; G. Naletto;L. Sabau; N. Thomas; K.-P. Wenzel; I. Bertini; S. Besse; F. Ferri; M. Kaasalainen; S. Lowry; S. Marchi; S. Mottola; W. Sabolo; S. E. Schröder;S. Spjuth; P. Vernazza/titolo:E-Type Asteroid (2867) Steins as Imaged by OSIRIS on Board Rosetta/doi:10.1126%2Fscience.1179559/rivista:Science (N. Y., N.Y.)/anno:2010/pagina_da:190/pagina_a:193/intervallo_pagine:190–193/volume:327, Digital.CSIC. Repositorio Institucional del CSIC, instname, Science, American Association for the Advancement of Science, 2010, 327 (5962), pp.190-193. ⟨10.1126/science.1179559⟩
Publication Year :
2010

Abstract

The European Space Agency’s Rosetta mission encountered the main-belt asteroid (2867) Steins while on its way to rendezvous with comet 67P/Churyumov-Gerasimenko. Images taken with the OSIRIS (optical, spectroscopic, and infrared remote imaging system) cameras on board Rosetta show that Steins is an oblate body with an effective spherical diameter of 5.3 kilometers. Its surface does not show color variations. The morphology of Steins is dominated by linear faults and a large 2.1-kilometer-diameter crater near its south pole. Crater counts reveal a distinct lack of small craters. Steins is not solid rock but a rubble pile and has a conical appearance that is probably the result of reshaping due to Yarkovsky-O’Keefe-Radzievskii-Paddack (YORP) spin-up. The OSIRIS images constitute direct evidence for the YORP effect on a main-belt asteroid.

Details

ISSN :
00368075 and 10959203
Database :
OpenAIRE
Journal :
Science, Science, 2010, 327 (5962), pp.190-193. ⟨10.1126/science.1179559⟩, Science (N. Y., N.Y.) 327 (2010): 190–193. doi:10.1126/science.1179559, info:cnr-pdr/source/autori:H.U. Keller; C. Barbieri; D. Koschny; P. Lamy; H. Rickman; R. Rodrigo; H. Sierks; M.F. A'Hearn; F. Angrilli, M. A. Barucci; J.-L. Bertaux; G. Cremonese; V. Da Deppo; B. Davidsson; M. De Cecco; S. Debei; S. Fornasier; M. Fulle; O. Groussin, P. J. Gutierrez; S. F. Hviid; W.-H. Ip; L. Jorda; J. Knollenberg; J. R. Kramm; E. Kührt; M. Küppers; L.-M. Lara; M. Lazzarin; J. Lopez Moreno; F. Marzari; H. Michalik; G. Naletto;L. Sabau; N. Thomas; K.-P. Wenzel; I. Bertini; S. Besse; F. Ferri; M. Kaasalainen; S. Lowry; S. Marchi; S. Mottola; W. Sabolo; S. E. Schröder;S. Spjuth; P. Vernazza/titolo:E-Type Asteroid (2867) Steins as Imaged by OSIRIS on Board Rosetta/doi:10.1126%2Fscience.1179559/rivista:Science (N. Y., N.Y.)/anno:2010/pagina_da:190/pagina_a:193/intervallo_pagine:190–193/volume:327, Digital.CSIC. Repositorio Institucional del CSIC, instname, Science, American Association for the Advancement of Science, 2010, 327 (5962), pp.190-193. ⟨10.1126/science.1179559⟩
Accession number :
edsair.doi.dedup.....c7e70e29dc5866f22627c5c7d3bb8a4b
Full Text :
https://doi.org/10.1126/science.1179559⟩