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Gaia Focused Product Release: Asteroid orbital solution : Properties and assessment

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  • معلومة اضافية
    • بيانات النشر:
      Luleå tekniska universitet, Rymdteknik
      IMCCE, Observatoire de Paris, Université PSL, CNRS, Sorbonne Université, Univ. Lille, 77 av. Denfert-Rochereau, 75014 Paris, France
      Université Côte d'Azur, Observatoire de la Côte d'Azur, CNRS, Laboratoire Lagrange, Bd de l'Observatoire, CS 34229, 06304 Nice Cedex 4, France
      Harvard-Smithsonian Center for Astrophysics, 60 Garden St., MS 15, Cambridge, MA 02138, USA
      Royal Observatory of Belgium, Ringlaan 3, 1180 Brussels, Belgium
      CNES Centre Spatial de Toulouse, 18 avenue Edouard Belin, 31401 Toulouse Cedex 9, France
      INAF-Osservatorio Astrofisico di Torino, via Osservatorio 20, 10025 Pino Torinese (TO), Italy
      INAF-Osservatorio Astrofisico di Arcetri, Largo Enrico Fermi 5, 50125 Firenze, Italy
      Telespazio for CNES Centre Spatial de Toulouse, 18 avenue Edouard Belin, 31401 Toulouse Cedex 9, France
      Lohrmann Observatory, Technische Universität Dresden, Mommsenstraße 13, 01062 Dresden, Germany
      Thales Services for CNES Centre Spatial de Toulouse, 18 avenue Edouard Belin, 31401 Toulouse Cedex 9, France
      Department of Physics, University of Helsinki, PO Box 64, 00014 Helsinki, Finland; Finnish Geospatial Research Institute FGI, Vuorimiehentie 5, 02150 Espoo, Finland
      Institut UTINAM CNRS UMR6213, Université de Franche-Comté, OSU THETA Franche-Comté Bourgogne, Observatoire de Besançon, BP1615, 25010 Besançon Cedex, France
      Institut de Ciències del Cosmos (ICCUB), Universitat de Barcelona (UB), Martí i Franquès 1, 08028 Barcelona, Spain; Departament de Física Quàntica i Astrofísica (FQA), Universitat de Barcelona (UB), c. Martí i Franquès 1, 08028 Barcelona, Spain; Institut d'Estudis Espacials de Catalunya (IEEC), c. Gran Capità 2-4, 08034 Barcelona, Spain
      Leiden Observatory, Leiden University, Niels Bohrweg 2, 2333 CA Leiden, The Netherlands
      INAF-Osservatorio astronomico di Padova, Vicolo Osservatorio 5, 35122 Padova, Italy
      European Space Agency (ESA), European Space Research and Technology Centre (ESTEC), Keplerlaan 1, 2201AZ Noordwijk, The Netherlands
      GEPI, Observatoire de Paris, Université PSL, CNRS, 5 Place Jules Janssen, 92190 Meudon, France
      Univ. Grenoble Alpes, CNRS, IPAG, 38000 Grenoble, France
      Astronomisches Rechen-Institut, Zentrum für Astronomie der Universität Heidelberg, Mönchhofstr. 12-14, 69120 Heidelberg, Germany
      Laboratoire d'astrophysique de Bordeaux, Univ. Bordeaux, CNRS, B18N, allée Geoffroy Saint-Hilaire, 33615 Pessac, France
      Institute of Astronomy, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK
      Department of Astronomy, University of Geneva, Chemin Pegasi 51, 1290 Versoix, Switzerland
      European Space Agency (ESA), European Space Astronomy Centre (ESAC), Camino bajo del Castillo s/n, Urbanización Villafranca del Castillo, Villanueva de la Cañada, 28692 Madrid, Spain
      Aurora Technology for European Space Agency (ESA), Camino bajo del Castillo s/n, Urbanización Villafranca del Castillo, Villanueva de la Cañada, 28692 Madrid, Spain
      Lund Observatory, Division of Astrophysics, Department of Physics, Lund University, Box 43, 22100 Lund, Sweden
      Nicolaus Copernicus Astronomical Center, Polish Academy of Sciences, ul. Bartycka 18, 00-716 Warsaw, Poland
      Max Planck Institute for Astronomy, Königstuhl 17, 69117 Heidelberg, Germany
      Mullard Space Science Laboratory, University College London, Holmbury St Mary, Dorking, Surrey RH5 6NT, UK
      Department of Astronomy, University of Geneva, Chemin Pegasi 51, 1290 Versoix, Switzerland; Department of Astronomy, University of Geneva, Chemin d'Ecogia 16, 1290 Versoix, Switzerland
      Institut de Ciències del Cosmos (ICCUB), Universitat de Barcelona (UB), Martí i Franquès 1, 08028 Barcelona, Spain; Institut d'Estudis Espacials de Catalunya (IEEC), c. Gran Capità 2-4, 08034 Barcelona, Spain; DAPCOM Data Services, c. dels Vilabella 5-7, 80500 Vic Barcelona, Spain
      ALTEC S.p.a., Corso Marche 79, 10146 Torino, Italy
      Department of Astronomy, University of Geneva, Chemin d'Ecogia 16, 1290 Versoix, Switzerland; Sednai Sàrl, Geneva, Switzerland
      Astronomisches Rechen-Institut, Zentrum für Astronomie der Universität Heidelberg, Mönchhofstr. 12-14, 69120 Heidelberg, Germany; Gaia DPAC Project Office, ESAC, Camino bajo del Castillo s/n, Urbanizatión Villafranca del Castillo, Madrid 28692, Spain
      Telespazio UK S.L. for European Space Agency (ESA), Camino bajo del Castillo s/n, Urbanizatión Villafranca del Castillo, Madrid 28692, Spain
      Astronomisches Rechen-Institut, Zentrum für Astronomie der Universität Heidelberg, Mönchhofstr. 12-14, 69120 Heidelberg, Germany; SYRTE, Observatoire de Paris, Université PSL, CNRS, Sorbonne Université, LNE, 61 avenue de l'Observatoire, 75014 Paris, France
      Serco Gestión de Negocios for European Space Agency (ESA), Camino bajo del Castillo s/n, Urbanization Villafranca del Castillo, Villanueva de la Cañada, 28692 Madrid, Spain
      INAF-Osservatorio di Astrofisica e Scienza dello Spazio di Bologna, via Piero Gobetti 93/3, 40129 Bologna, Italy
      Institut d'Astrophysique et de Géophysique, Université de Liège, 19c Allée du 6 Août, 4000 Liège, Belgium; CRAAG-Centre de Recherche en Astronomie, Astrophysique et Géophysique, Route de l'Observatoire, Bp 63, Bouzareah, 16340 Algiers, Algeria
      Institute for Astronomy, University of Edinburgh, Royal Observatory, Blackford Hill, Edinburgh EH9 3HJ, UK
      Institut d'Astrophysique et de Géophysique, Université de Liège, 19c Allée du 6 Août, 4000 Liège, Belgium
      RHEA for European Space Agency (ESA), Camino bajo del Castillo s/n, Urbanization Villafranca del Castillo, Villanueva de la Cañada, 28692 Madrid, Spain
      CIGUS CITIC-Department of Computer Science and Information Technologies, University of A Coruña, Campus de Elviña s/n, A Coruña 15071, Spain
      ATG Europe for European Space Agency (ESA), Camino bajo del Castillo s/n, Urbanizatión Villafranca del Castillo, Villanueva de la Cañada, 28692 Madrid, Spain
      Institute of Astronomy, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK; Kavli Institute for Cosmology Cambridge, Institute of Astronomy, Madingley Road, Cambridge CB3 0HA, UK
      Department of Astrophysics, Astronomy and Mechanics, National and Kapodistrian University of Athens, Panepistimiopolis, Zografos, 15783 Athens, Greece
      Donald Bren School of Information and Computer Sciences, University of California, Irvine, CA 92697, USA; CENTRA, Faculdade de Ciências, Universidade de Lisboa, Edif. C8, Campo Grande, 1749-016 Lisboa, Portugal
      INAF-Osservatorio Astrofisico di Catania, via S. Sofia 78, 95123 Catania, Italy; Dipartimento di Fisica e Astronomia "Ettore Majorana", Università di Catania, Via S. Sofia 64, 95123 Catania, Italy
      Université de Strasbourg, CNRS, Observatoire astronomique de Strasbourg, UMR 7550, 11 rue de l'Université, 67000 Strasbourg, France
      INAF-Osservatorio Astronomico di Roma, Via Frascati 33, 00078 Monte Porzio Catone (Roma), Italy; Space Science Data Center-ASI, Via del Politecnico SNC, 00133 Roma, Italy
      CENTRA, Faculdade de Ciências, Universidade de Lisboa, Edif. C8, Campo Grande, 1749-016 Lisboa, Portugal
      INAF-Osservatorio Astrofisico di Arcetri, Largo Enrico Fermi 5, 50125 Firenze, Italy; Space Science Data Center-ASI, Via del Politecnico SNC, 00133 Roma, Italy
      Department of Astronomy, University of Geneva, Chemin d'Ecogia 16, 1290 Versoix, Switzerland
      HE Space Operations BV for European Space Agency (ESA), Keplerlaan 1, 2201AZ Noordwijk, The Netherlands
      Dpto. de Inteligencia Artificial, UNED, c/ Juan del Rosal 16, 28040 Madrid, Spain
      Institut d'Astronomie et d'Astrophysique, Université Libre de Bruxelles CP 226, Boulevard du Triomphe, 1050 Brussels, Belgium
      Leibniz Institute for Astrophysics Potsdam (AIP), An der Sternwarte 16, 14482 Potsdam, Germany
      Konkoly Observatory, Research Centre for Astronomy and Earth Sciences, Eötvös Loránd Research Network (ELKH), MTA Centre of Excellence, Konkoly Thege Miklós út 15-17, 1121 Budapest, Hungary; ELTE Eötvös Loránd University, Institute of Physics, 1117 Pázmány Péter sétány 1A, Budapest, Hungary
      Max Planck Institute for Astronomy, Königstuhl 17, 69117 Heidelberg, Germany; Instituut voor Sterrenkunde, KU Leuven, Celestijnenlaan 200D, 3001 Leuven, Belgium; Department of Astrophysics/IMAPP, Radboud University, PO Box 9010, 6500 GL Nijmegen, The Netherlands
      University of Vienna, Department of Astrophysics, Türkenschanzs-traße 17, A1180 Vienna, Austria
      Institute of Physics, Ecole Polytechnique Fédérale de Lausanne (EPFL), Observatoire de Sauverny, 1290 Versoix, Switzerland
      Quasar Science Resources for European Space Agency (ESA), Camino bajo del Castillo s/n, Urbanizatión Villafranca del Castillo, Villanueva de la Cañada, 28692 Madrid, Spain
      Astronomisches Rechen-Institut, Zentrum für Astronomie der Universität Heidelberg, Mönchhofstr. 12-14, 69120 Heidelberg, Germany; Max Planck Institute for Astronomy, Königstuhl 17, 69117 Heidelberg, Germany
      SYRTE, Observatoire de Paris, Université PSL, CNRS, Sorbonne Université, LNE, 61 avenue de l'Observatoire, 75014 Paris, France
      INAF-Osservatorio Astrofisico di Torino, via Osservatorio 20, 10025 Pino Torinese (TO), Italy; Department of Astronomy, University of Geneva, Chemin Pegasi 51, 1290 Versoix, Switzerland
      LASIGE, Faculdade de Ciências, Universidade de Lisboa, Edif. C6, Campo Grande, 1749-016 Lisboa, Portugal
      School of Physics and Astronomy, University of Leicester, University Road, Leicester LE1 7RH, UK
      School of Physics and Astronomy, Tel Aviv University, Tel Aviv 6997801, Israel; Cavendish Laboratory, JJ Thomson Avenue, Cambridge CB3 0HE, UK
      INAF-Osservatorio Astrofisico di Catania, via S. Sofia 78, 95123 Catania, Italy
      National Observatory of Athens, I. Metaxa and Vas. Pavlou, Palaia Penteli, 15236 Athens, Greece
      INAF-Osservatorio Astrofisico di Torino, via Osservatorio 20, 10025 Pino Torinese (TO), Italy; University of Turin, Department of Physics, Via Pietro Giuria 1, 10125 Torino, Italy
      Depto. Estadística e Investigatión Operativa. Universidad de Cádiz, Avda. República Saharaui s/n, 11510 Puerto Real, Cádiz, Spain
      EURIX S.r.l., Corso Vittorio Emanuele II 61, 10128 Torino, Italy
      Porter School of the Environment and Earth Sciences, Tel Aviv University, Tel Aviv 6997801, Israel
      ATOS for CNES Centre Spatial de Toulouse, 18 avenue Edouard Belin, 31401 Toulouse Cedex 9, France
      HE Space Operations BV for European Space Agency (ESA), Camino bajo del Castillo s/n, Urbanizatión Villafranca del Castillo, Villanueva de la Cañada, 28692 Madrid, Spain
      SYRTE, Observatoire de Paris, Université PSL, CNRS, Sorbonne Université, LNE, 61 avenue de l'Observatoire, 75014 Paris, France; LFCA/DAS, Universidad de Chile, CNRS, Casilla, 36-D Santiago, Chile
      SISSA-Scuola Internazionale Superiore di Studi Avanzati, via Bonomea 265, 34136 Trieste, Italy
      University of Turin, Department of Computer Sciences, Corso Svizzera 185, 10149 Torino, Italy
      Dpto. de Matemática Aplicada y Ciencias de la Computatión, Univ. de Cantabria, ETS Ingenieros de Caminos, Canales y Puertos, Avda. de los Castros s/n, 39005 Santander, Spain
      Institut de Física d'Altes Energies (IFAE), The Barcelona Institute of Science and Technology, Campus UAB, 08193 Bellaterra (Barcelona), Spain; Port d'Informació Científica (PIC), Campus UAB, C. Albareda s/n, 08193 Bellaterra (Barcelona), Spain
      GEPI, Observatoire de Paris, Université PSL, CNRS, 5 Place Jules Janssen, 92190 Meudon, France; Laboratoire d'astrophysique de Bordeaux, Univ. Bordeaux, CNRS, B18N, allée Geoffroy Saint-Hilaire, 33615 Pessac, France
      INAF-Osservatorio Astronomico di Roma, Via Frascati 33, 00078 Monte Porzio Catone (Roma), Italy
      Instituto de Astrofísica, Universidad Andres Bello, Fernandez Concha 700, Las Condes, Santiago RM, Chile
      Institute of Astronomy, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK; Department of Astronomy, University of Geneva, Chemin d'Ecogia 16, 1290 Versoix, Switzerland
      INAF-Osservatorio Astrofisico di Torino, via Osservatorio 20, 10025 Pino Torinese (TO), Italy; Centre for Astrophysics Research, University of Hertfordshire, College Lane, AL10 9AB, Hatfield, UK
      INAF-Osservatorio Astrofisico di Torino, via Osservatorio 20, 10025 Pino Torinese (TO), Italy; University of Turin, Mathematical Department "G.Peano", Via Carlo Alberto 10, 10123 Torino, Italy
      INAF-Osservatorio Astronomico d'Abruzzo, Via Mentore Mag-gini, 64100 Teramo, Italy
      Instituto de Astronomia, Geofìsica e Ciências Atmosféricas, Universidade de São Paulo, Cidade Universitaria, Rua do Matão 1226, 05508-900 São Paulo, SP, Brazil
      Mésocentre de calcul de Franche-Comté, Université de Franche-Comté, 16 route de Gray, 25030 Besançon Cedex, France
      School of Physics and Astronomy, Tel Aviv University, Tel Aviv 6997801, Israel
      Ruder Boškovic Institute, Bijenicka cesta 54, 10000 Zagreb, Croatia
      Department of Physics, University of Helsinki, PO Box 64, 00014 Helsinki, Finland; Astrophysics Research Centre, School of Mathematics and Physics, Queen's University Belfast, Belfast BT7 1NN, UK
      Data Science and Big Data Lab, Pablo de Olavide University, 41013 Seville, Spain
      Institute of Astronomy, University of Cambridge, Madingley Road, Cambridge CB3 0HA, UK; Institute of Astrophysics, FORTH, Crete, Greece
      Barcelona Supercomputing Center (BSC), Plaça Eusebi Güell 1-3, 08034 Barcelona, Spain
      ETSE Telecomunicación, Universidade de Vigo, Campus Lagoas-Marcosende, 36310 Vigo, Galicia, Spain
      Institut d'Astrophysique et de Géophysique, Université de Liège, 19c Allée du 6 Août, 4000 Liège, Belgium; F.R.S.-FNRS, Rue d'Egmont 5, 1000 Brussels, Belgium
      Department of Physics, University of Helsinki, PO Box 64, 00014 Helsinki, Finland
      Kapteyn Astronomical Institute, University of Groningen, Landleven 12, 9747 AD Groningen, The Netherlands
      IAC-Instituto de Astrofisica de Canarias, Via Láctea s/n, 38200 La Laguna S.C., Tenerife, Spain; Department of Astrophysics, University of La Laguna, Via Láctea s/n, 38200 La Laguna S.C., Tenerife, Spain
      Astronomical Observatory, University of Warsaw, Al. Ujazdowskie 4, 00-478 Warszawa, Poland; Research School of Astronomy and Astrophysics, Australian National University, Cotter Road, Weston ACT 2611, Australia
      European Space Agency (ESA, retired), European Space Research and Technology Centre (ESTEC), Keplerlaan 1, 2201AZ Noordwijk, The Netherlands
      INAF-Osservatorio Astrofisico di Torino, via Osservatorio 20, 10025 Pino Torinese (TO), Italy; Kapteyn Astronomical Institute, University of Groningen, Landleven 12, 9747 AD Groningen, The Netherlands
      Max Planck Institute for Astronomy, Königstuhl 17, 69117 Heidelberg, Germany; Konkoly Observatory, Research Centre for Astronomy and Earth Sciences, Eötvös Loránd Research Network (ELKH), MTA Centre of Excellence, Konkoly Thege Miklós út 15-17, 1121 Budapest, Hungary; ELTE Eötvös Loránd University, Institute of Physics, 1117 Pázmány Péter sétány 1A, Budapest, Hungary
      Konkoly Observatory, Research Centre for Astronomy and Earth Sciences, Eötvös Loránd Research Network (ELKH), MTA Centre of Excellence, Konkoly Thege Miklós út 15-17, 1121 Budapest, Hungary
      LESIA, Observatoire de Paris, Université PSL, CNRS, Sorbonne Université, Université de Paris, 5 Place Jules Janssen, 92190 Meudon, France; Université Rennes, CNRS, IPR (Institut de Physique de Rennes)-UMR 6251, 35000 Rennes, France
      INAF-Osservatorio Astronomico di Capodimonte, Via Moiariello 16, 80131 Napoli, Napoli
      INAF-Osservatorio Astrofisico di Torino, via Osservatorio 20, 10025 Pino Torinese (TO), Italy; Shanghai Astronomical Observatory, Chinese Academy of Sciences, 80 Nandan Road, Shanghai 200030, PR China; University of Chinese Academy of Sciences, No.19(A) Yuquan Road, Shijingshan District, Beijing 100049, PR China
      Université Côte d'Azur, Observatoire de la Côte d'Azur, CNRS, Laboratoire Lagrange, Bd de l'Observatoire, CS 34229, 06304 Nice Cedex 4, France; São Paulo State University, Grupo de Dinâmica Orbital e Planetolo-gia, CEP 12516-410 Guaratinguetá, SP, Brazil
      INAF-Osservatorio Astrofisico di Torino, via Osservatorio 20, 10025 Pino Torinese (TO), Italy; Niels Bohr Institute, University of Copenhagen, Juliane Maries Vej 30, 2100 Copenhagen ø, Denmark; DXC Technology, Retortvej 8, 2500 Valby, Denmark
      Las Cumbres Observatory, 6740 Cortona Drive Suite 102, Goleta CA 93117, USA
      CIGUS CITIC, Department of Nautical Sciences and Marine Engineering, University of A Coruña, Paseo de Ronda 51, 15071 A Coruña, Spain
      Astrophysics Research Institute, Liverpool John Moores University, 146 Brownlow Hill, Liverpool L3 5RF, UK
      IRAP, Université de Toulouse, CNRS, UPS, CNES, 9 Av. colonel Roche, BP 44346, 31028 Toulouse Cedex 4, France
      Konkoly Observatory, Research Centre for Astronomy and Earth Sciences, Eötvös Loránd Research Network (ELKH), MTA Centre of Excellence, Konkoly Thege Miklós út 15-17, 1121 Budapest, Hungary; ELTE Eötvös Loránd University, Institute of Physics, 1117 Pázmány Péter sétány 1A, Budapest, Hungary; MTA CSFK Lendület Near-Field Cosmology Research Group, Konkoly Observatory, MTA Research Centre for Astronomy and Earth Sciences, Konkoly Thege Miklós út 15-17, 1121 Budapest, Hungary
      Departament de Física Quàntica i Astrofísica (FQA), Universitat de Barcelona (UB), c. Martí i Franquès 1, 08028 Barcelona, Spain; Institut d'Estudis Espacials de Catalunya (IEEC), c. Gran Capità 2-4, 08034 Barcelona, Spain; Pervasive Technologies s.l., c. Saragossa 118, 08006 Barcelona, Spain
      School of Physics Astronomy, University of Leicester, University Road, Leicester LE1 7RH, UK
      Université Côte d'Azur, Observatoire de la Côte d'Azur, CNRS, Laboratoire Lagrange, Bd de l'Observatoire, CS 34229, 06304 Nice Cedex 4, France; INAF-Osservatorio Astrofisico di Torino, via Osservatorio 20, 10025 Pino Torinese (TO), Italy
      Institut d'Astronomie et d'Astrophysique, Université Libre de Bruxelles CP 226, Boulevard du Triomphe, 1050 Brussels, Belgium; F.R.S.-FNRS, Rue d'Egmont 5, 1000 Brussels, Belgium
      Villanova University, Department of Astrophysics and Planetary Science, 800 E Lancaster Avenue, Villanova PA 19085, USA
      Serco Gestión de Negocios for European Space Agency (ESA), Camino bajo del Castillo s/n, Urbanization Villafranca del Castillo, Villanueva de la Cañada, 28692 Madrid, Spain; Departmento de Física de la Tierra y Astrofísica, Universidad Complutense de Madrid, 28040 Madrid, Spain
      INAF-Osservatorio Astrofisico di Arcetri, Largo Enrico Fermi 5, 50125 Firenze, Italy; INAF-Osservatorio Astronomico di Brera, via E. Bianchi 46, 23807 Merate (LC), Italy
      Institut de Ciències del Cosmos (ICCUB), Universitat de Barcelona (UB), Martí i Franquès 1, 08028 Barcelona, Spain; Institut d'Estudis Espacials de Catalunya (IEEC), c. Gran Capità 2-4, 08034 Barcelona, Spain; National Astronomical Observatory of Japan, 2-21-1 Osawa, Mitaka, Tokyo 181-8588, Japan
      Astronomical Observatory, University of Warsaw, Al. Ujazdowskie 4, 00-478 Warszawa, Poland
      Instituut voor Sterrenkunde, KU Leuven, Celestijnenlaan 200D, 3001 Leuven, Belgium
      Department of Particle Physics and Astrophysics, Weizmann Institute of Science, Rehovot 7610001, Israel
      Université de Strasbourg, CNRS, Observatoire astronomique de Strasbourg, UMR 7550, 11 rue de l'Université, 67000 Strasbourg, France; Centre de Données Astronomique de Strasbourg, Strasbourg, France
      GEPI, Observatoire de Paris, Université PSL, CNRS, 5 Place Jules Janssen, 92190 Meudon, France; University of Exeter, School of Physics and Astronomy, Stocker Road, Exeter EX2 7SJ, UK
      Departamento de Astrofísica, Centro de Astrobiología (CSIC-INTA), ESA-ESAC, Camino Bajo del Castillo s/n, 28692 Vil-lanueva de la Cañada, Madrid, Spain
      LESIA, Observatoire de Paris, Université PSL, CNRS, Sorbonne Université, Université de Paris, 5 Place Jules Janssen, 92190 Meudon, France; naXys, Department of Mathematics, University of Namur, Rue de Bruxelles 61, 5000 Namur, Belgium
      Université Côte d'Azur, Observatoire de la Côte d'Azur, CNRS, Laboratoire Lagrange, Bd de l'Observatoire, CS 34229, 06304 Nice Cedex 4, France; INAF-Osservatorio Astronomico di Trieste, via G.B. Tiepolo 11, 34131 Trieste, Italy
      H H Wills Physics Laboratory, University of Bristol, Tyndall Avenue, Bristol BS8 1TL, UK
      CIGUS CITIC-Department of Computer Science and Information Technologies, University of A Coruña, Campus de Elviña s/n, A Coruña 15071, Spain; Escuela de Arquitectura y Politécnica-Universidad Europea de Valencia, Spain; Escuela Superior de Ingeniería y Tecnología-Universidad Interna-cional de la Rioja, Spain
      Department of Astronomy, University of Geneva, Chemin Pegasi 51, 1290 Versoix, Switzerland; Department of Physics and Astronomy G. Galilei, University of Padova, Vicolo dell'Osservatorio 3, 35122 Padova, Italy
      Applied Physics Department, Universidade de Vigo, 36310 Vigo, Spain; Instituto de Física e Ciencias Aeroespaciais (IFCAE), Universidade de Vigo, Á Campus de As Lagoas, 32004 Ourense, Spain
      Université Côte d'Azur, Observatoire de la Côte d'Azur, CNRS, Laboratoire Lagrange, Bd de l'Observatoire, CS 34229, 06304 Nice Cedex 4, France; Purple Mountain Observatory, Chinese Academy of Sciences, Nanjing 210023, PR China
      Sorbonne Université, CNRS, UMR7095, Institut d'Astrophysique de Paris, 98bis bd. Arago, 75014 Paris, France
      Faculty of Mathematics and Physics, University of Ljubljana, Jadranska ulica 19, 1000 Ljubljana, Slovenia
      Institute of Mathematics, Ecole Polytechnique Fédérale de Lausanne (EPFL), Switzerland
      EDP Sciences
    • الموضوع:
      2023
    • Collection:
      Luleå University of Technology Publications / Publikationer Luleå Tekniska Universitet
    • نبذة مختصرة :
      Context. We report the exploitation of a sample of Solar System observations based on data from the third Gaia Data Release (Gaia DR3) of nearly 157 000 asteroids. It extends the epoch astrometric solution over the time coverage planned for the Gaia DR4, which is not expected before the end of 2025. This data set covers more than one full orbital period for the vast majority of these asteroids. The orbital solutions are derived from the Gaia data alone over a relatively short arc compared to the observation history of many of these asteroids. Aims. The work aims to produce orbital elements for a large set of asteroids based on 66 months of accurate astrometry provided by Gaia and to assess the accuracy of these orbital solutions with a comparison to the best available orbits derived from independent observations. A second validation is performed with accurate occultation timings. Methods. We processed the raw astrometric measurements of Gaia to obtain astrometric positions of moving objects with 1D sub-mas accuracy at the bright end. For each asteroid that we matched to the data, an orbit fitting was attempted in the form of the best fit of the initial conditions at the median epoch. The force model included Newtonian and relativistic accelerations to derive the observation equations, which were solved with a linear least-squares fit. Results. Orbits are provided in the form of state vectors in the International Celestial Reference Frame for 156 764 asteroids, including near-Earth objects, main-belt asteroids, and Trojans. For the asteroids with the best observations, the (formal) relative uncertainty σa/a is better than 10-10. Results are compared to orbits available from the Jet Propulsion Laboratory and MPC. Their orbits are based on much longer data arcs, but from positions of lower quality. The relative differences in semi-major axes have a mean of 5 × 10-10 and a scatter of 5 × 10-9 ; Funder: for funder information see Appendix C in https://doi.org/10.1051/0004-6361/202347270; Full text license: CC BY
    • File Description:
      application/pdf
    • Relation:
      Astronomy and Astrophysics, 0004-6361, 2023, 680; orcid:0000-0003-0472-9459; orcid:0000-0002-2718-997X; orcid:0000-0001-7319-5847; orcid:0000-0003-1846-6485; orcid:0000-0002-7816-1950; orcid:0009-0004-0983-931X; orcid:0000-0002-6645-334X; orcid:0000-0001-5242-3089; orcid:0000-0002-8963-2404; orcid:0000-0003-1561-9685; orcid:0000-0002-8541-0476; orcid:0000-0003-4682-7831; orcid:0000-0001-8058-2642; orcid:0000-0003-0407-2266; orcid:0000-0002-8886-8925; orcid:0000-0002-7419-9679; orcid:0000-0002-5203-6932; orcid:0000-0003-0014-519X; orcid:0000-0003-3120-7867; orcid:0000-0001-6459-8599; orcid:0000-0003-2837-3899; orcid:0000-0002-7631-348X; orcid:0000-0002-5791-9056; orcid:0000-0003-1853-6631; orcid:0000-0003-4843-8979; orcid:0000-0002-6685-5998; orcid:0000-0002-0182-8040; orcid:0000-0002-9850-8982; orcid:0000-0001-5495-9602; orcid:0000-0001-8309-3801; orcid:0000-0002-5443-3026; orcid:0000-0001-5428-9397; orcid:0000-0003-2438-0899; orcid:0000-0002-6574-7565; orcid:0000-0003-0942-7855; 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orcid:0000-0002-3541-3230; orcid:0000-0002-8429-299X; orcid:0000-0001-8738-194X; orcid:0000-0002-1429-2388; orcid:0000-0002-0552-2313; orcid:0000-0001-6424-5005; orcid:0000-0003-3993-7127; orcid:0000-0002-7898-0454; orcid:0000-0003-1399-5556; orcid:0000-0002-1584-1182; orcid:0000-0002-9658-6151; orcid:0000-0003-2645-6869; orcid:0000-0003-1257-6915; orcid:0000-0002-2325-8763; orcid:0000-0001-9789-7069; orcid:0009-0001-5569-6098; orcid:0009-0005-6349-3716; orcid:0000-0003-3173-3138; http://urn.kb.se/resolve?urn=urn:nbn:se:ltu:diva-103853; Scopus 2-s2.0-85181029405
    • الرقم المعرف:
      10.1051/0004-6361/202347270
    • Rights:
      info:eu-repo/semantics/openAccess
    • الرقم المعرف:
      edsbas.8DC8F81B