Accès ouvert déclaré2025article

Accurate geometric albedo, shape, and size of Hi’iaka from a stellar occultation

E. Fernández-Valenzuela, J. L. Ortiz, Bryan J. Holler, B. Sicardy, F. L. Rommel, Mónica Vara-Lubiano, N. Morales, F. Vachier, J. Desmars, M. Kretlow, R. Vieira-Martins, Emmanuël Jehin, Marin Ferrais, P. Santos-Sanz, Zafar Rustamkulov, Alexander de la Vega, Elizabeth Warner, Z. Benkhaldoun, Roxanne L. Kamin, Al Ryan, Bernie Earls, Dennis M. Conti, Julien de Wit, Artem Burdanov, Richard Francini, Philip P. Langill, R. Morales, Wesley C. Fraser, Csaba Kiss, András Pál, D. Souami, J. Lecacheux, F. Braga-Ribas, R. Duffárd, A. Álvarez-Candal, G. Benedetti-Rossi, B. E. Morgado, J. I. B. Camargo, A. R. Gomes-Júnior, M. Assafin, D. Baba Aissa, Zaki Grigahcene, M. W. Buie, J. Licandro, M. R. Alarcón, M. Serra‐Ricart, A. J. Castro‐Tirado, Emilio Fernández-García, R. Iglesias-Marzoa, F. J. Galindo-Guil, Hugo González, R. Gonçalves, A. W. Rengstorf, R. L. Flynn, Aart M. Olsen, Bill Hanna, Jason W. Barnes, Joseph A'Hearn, Steven M. Kreyche, William J. Miller, Lillian E. Mortensen, Thomas C. Gibson, Gary Walker, G. Stolle-McAllister, Gregory A. Feiden, Joseph Froetschel, S. J. Steel, Destin Encardes, R. S. Fisher, Alton Luken, Eric Holcomb, D. B. Caton, Bob Dunford, D. Monin

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Résumé fourni par la source

higher than Haumea's). The combination of low density and rapid rotation (9.68 ± 0.02 hours), under the assumption of a homogeneous body, indicates that Hi'iaka deviates from hydrostatic equilibrium.

Institutions

University of Central Florida Instituto de Astrofísica de Andalucía Space Telescope Science Institute Centre National de la Recherche Scientifique Université Paris Cité Université Paris Sciences et Lettres Observatoire de Paris Sorbonne Université Sorbonne Paris Cité Laboratoire d’études spatiales et d’instrumentation en astrophysique Valongo Observatory Ministério da Ciência e Tecnologia Laboratório Interinstitucional de e-Astronomia Institut de Mécanique Céleste et de Calcul des Éphémérides Institut Polytechnique des Sciences Avancées University of Liège Planetary Science Institute Johns Hopkins University University of Baltimore University of Maryland, College Park Cadi Ayyad University Digital Hollywood University American Association of Variable Star Observers University of Calgary Herzberg Institute of Astrophysics University of Victoria Konkoly Observatory Eötvös Loránd University University of Namur Observatoire de la Côte d’Azur Universidade Tecnológica Federal do Paraná Universidade Federal do Paraná University of Alicante Universidade Estadual Paulista (Unesp)Universidade Federal de Uberlândia Centre de Recherche en Astronomie Astrophysique et Géophysique Southwest Research Institute Instituto de Astrofísica de Canarias Centro de Estudios de Física del Cosmos de Aragón Fundación Marques de Valdecilla Instituto Politécnico de Tomar Purdue University Northwest National Observatory American Occupational Therapy Association University of Idaho Maria Mitchell Association University of North Georgia University of Oregon Oregon Department of Education Appalachian State University

Sujets associés

Astro and Planetary SciencePlanetary Science and ExplorationGeomagnetism and Paleomagnetism Studies

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