Planning
Monday, September 11, 2023
Time |
Event |
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08:15 - 09:00
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Registration - Registration |
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09:00 - 09:15
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Welcome (Theatre) - Agnès Fienga- Christian Bizouard |
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09:15 - 10:50
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Reference System (Theatre) - Earth Rotation Determination / application |
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09:15 - 09:50 |
› Advances in estimation of the Earth orientation parameters from observation - Leonid Petrov, NASA Goddard Space Flight Center |
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09:50 - 10:05 |
› Evolution of the applications of the Earth rotation time - Christian Bizouard, Observatoire de Paris SYRTE UMR8630 - GRGS - |
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10:05 - 10:20 |
› The JTRF2020 EOP Series - Richard Gross, Jet Propulsion Laboratory, California Institute of Technology |
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10:20 - 10:35 |
› Determination of Earth orientation parameters from Lunar Laser Ranging data - Liliane Biskupek, Institute of Geodesy, Leibniz University Hannover |
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10:35 - 10:50 |
› Prospects and caveats of determining Earth orientation parameters from lunar laser ranging data - Dmitry Pavlov, St. Petersburg State University |
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10:50 - 11:20
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Coffee Break (Salle des actes) |
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11:20 - 12:20
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Reference System (Theatre) - Earth orientation modeling |
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11:20 - 11:35 |
› Excitations of the Earth's Chandler wobble and length of day by the Southern Ocean - Elnaz Naghibi, University of East London |
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11:35 - 11:50 |
› Effect of the tidal mass redistribution on the Earth secular changes in length of day - Alberto Escapa, Department of Aerospace Engineering, University of León, 24071 León, Spain |
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11:50 - 12:05 |
› A new Earth's post-Newtonian long-term precession model - Kai Tang, Shanghai Astronomical Observatory, , Chinese Academy of Science |
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12:05 - 12:20 |
› How to establish a geodesy and time reference in space? - Anja Schlicht, FESG, Technical University of Munich |
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12:20 - 13:45
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Lunch (Salle des actes) |
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13:45 - 15:00
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Reference System (Theatre) - Earth orientation Prediction |
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13:45 - 14:00 |
› Recent and future improvements to the IERS Rapid Service / Prediction Center combined EOP solution - Maria Davis, U.S. Naval Observatory |
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14:00 - 14:15 |
› Do we need model-based EAM forecast longer than 6-days to improve EOP predictions? - Robert Dill, GFZ Potsdam |
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14:15 - 14:30 |
› Short-term prediction of UT1-UTC and LOD obtained via Dynamic Mode Decomposition and Vector Autoregressive Model. - Maciej Michalczak, AGH University of Krakow |
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14:30 - 14:45 |
› Summary of the Second Earth Orientation Parameters Prediction Comparison Campaign achievements in terms of Earth rotation parameters - Jolanta Nastula, Centrum Badań Kosmicznych Polskiej Akademii Nauk (CBK PAN) |
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14:45 - 15:00 |
› The short-term prediction of Polar Motion and LOD using the Multivariate Multistep 1D Convolutional Neural Networks with Multioutput strategy. - Guessoum Sonia, Sonia Guessoum, Santiago Belda, Jose M. Ferrandiz, Sadegh Modiri2, Sujata Dhar, Robert Heinkelmann, Harald Schuh |
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15:00 - 15:30
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Coffee break (Salle des actes) |
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15:30 - 17:20
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Reference System (Theatre) - Space and Time |
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15:30 - 16:05 |
› The K-band (24 GHz) Celestial Reference Frame: Current Status and Roadmap - Christopher Jacobs, Jet Propulsion Laboratory - California Institute of Technology |
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16:05 - 16:20 |
› Case study of position differences between VLBI and Gaia - Minghui Xu, German Research Centre for Geosciences - Helmholtz-Centre Potsdam |
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16:20 - 16:35 |
› Introduction of tidal models in lunar ephemerides - Daniel Baguet, Institut de Mécanique Céleste et de Calcul des Ephémérides |
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16:35 - 16:50 |
› Radio Sources with large changes in the apparent coordinates - Angelina Osetrova, St. Petersburg University |
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16:50 - 17:05 |
› A Proposal for Using Very Long Baseline Interferometer Observations to Improve Lunar Ephemerides - James Hilton, U.S. Naval Observatory |
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17:05 - 17:20 |
› The lunar solid inner core and the mantle overturn - Arthur Briaud, Observatoire de la Côte d'Azur |
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17:20 - 17:30
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Reference System (Salle des actes) - Poster Session |
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17:20 - 17:22 |
› Contributions of GNSS observations to UT1 in the ultra-rapid and subdiurnal bands - Yuting CHENG, SYRTE |
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17:22 - 17:24 |
› A revised value of the Earth dynamical ellipticity HIAU2006 - Escapa Alberto, University of León |
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17:24 - 17:26 |
› Analysis of the EOP reference series and their impact on the analysis of the Second Earth Orientation Parameters Prediction Comparison Campaign (2nd EOP PCC) results - Aleksander Partyka, Centrum Badań Kosmicznych PAN |
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17:26 - 17:28 |
› Assessment of precession-nutation predictions based on the results of the Second Earth Orientation Parameters Prediction Comparison Campaign (2nd EOP PCC) - Malgorzata Winska, Warsaw University of Technology [Warsaw] |
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Tuesday, September 12, 2023
Time |
Event |
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09:00 - 10:35
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Time (Theatre) - Measurement, transfert and dissimination |
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09:00 - 09:35 |
› Towards a continuous UTC - Patrizia TAVELLA, Bureau International des Poids et Mesures |
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09:35 - 09:50 |
› Taking the Leap: Moving to Continuous UTC - Andy Kopf, United States Naval Observatory |
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09:50 - 10:05 |
› Colocation of high-precision geodetic observation methods for time synchronization in context of the ACES-Mission: a simulation study - Peter Vollmair, FESG |
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10:05 - 10:20 |
› Time and frequency transfers in optical spacetime - Adrien Bourgoin, Systèmes de Référence Temps Espace |
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10:20 - 10:35 |
› The developments of Laser Timer Transfer with Chinese Space Station - Zhang Haifeng, Shanghai Astronomical Observatory of Chinese Academy of Sciences |
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10:35 - 11:05
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Coffee break (Salle des actes) |
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11:05 - 12:05
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Time (Theatre) - Measurement, transfert and dissimination |
(+)
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11:05 - 11:20 |
› The VLBI correlator ambiguity and the relativistic group delay model - Oleg Titov, Geoscience Australia |
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11:20 - 11:35 |
› GPS/Galileo IPPP time links of ROB based on Atomium software - Jiang Guo, Royal Observatory of Belgium |
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11:35 - 11:50 |
› Could optical atomic clocks contribute to the study of the Earth's temporal gravity field variations? - Chatzinikos Miltiadis, Observatoire de Paris |
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11:50 - 11:55
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Time (Salle des actes) - Poster Session |
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11:50 - 11:52 |
› Mission of lunar orbiter of CAS and Laser Time Transfer - Zhongping Zhang, Shanghai Astronomical Observatory of Chinese Academy of Sciences - Deng Huarong, Shanghai Astronomical Observatory of Chinese Academy of Sciences |
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11:52 - 11:54 |
› Time synchronization for Bi-static Laser Ranging via Fiber-based Time and Frequency Transfer - Huarong Deng, Shanghai Astronomical Observatory of Chinese Academy of Sciences |
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11:55 - 13:30
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Lunch (Salle des actes) |
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13:30 - 14:45
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Reference System (Theatre) - Lunar space-time reference system |
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13:30 - 13:45 |
› Relativistic reference systems and time scales for all solar system bodies using the IAU 2000 framework - Sergei Klioner, Lohrmann-Observatorium, Technische Universität Dresden |
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13:45 - 14:00 |
› Looking for a Lunar Reference Timescale - Pascale Defraigne, Royal Observatory of Belgium [Brussels] |
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14:00 - 14:15 |
› Relativistic Lunar Time, Lunar Dynamics and A Proposal for an Adjusted Lunar Time - Thomas Marshall Eubanks, Space Initiatives Inc |
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14:15 - 14:30 |
› The Cartographic Lunar Reference Frame - Brent Archinal, U. S. Geological Survey, Astrogeology Science Center, 2255 N. Gemini Drive, Flagstaff, AZ 86004; barchinal@usgs.gov |
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14:30 - 14:45 |
› Emerging Lunar Standards - Susan Stewart, U.S. Naval Observatory |
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14:45 - 15:15
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Coffee break (Salle des actes) |
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15:15 - 16:35
|
General Relativity (Theatre) - Recent Highlights |
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15:15 - 15:50 |
› Recent findings of the LIGO-Virgo-KAGRA collaboration - Marie Anne Bizouard, Astrophysique Relativiste Théories Expériences Métrologie Instrumentation Signaux |
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15:50 - 16:05 |
› Results from the search for very-low frequency gravitational waves with the EPTA DR2 and InPTA DR1 - Aurélien Chalumeau, Dipartimento di Fisica "Giuseppe Occhialini" = Department of Physics "Giuseppe Occhialini" [Milano-Bicocca] |
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16:05 - 16:20 |
› The MICROSCOPE experiment to test the Equivalence Principle in space - Gilles METRIS, Observatoire de la Côte d'Azur |
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16:20 - 16:35
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Reference System (Salle des actes) - Poster session II |
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16:20 - 16:22 |
› Lunar declination angle with global great earthquakes - Kai Tang, Shanghai Astronomical Observatory, , Chinese Academy of Science |
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16:22 - 16:24 |
› VLBI Astrometry of Radio Stars to Link Radio and Optical Celestial Reference Frames - Jingdong Zhang, Shangai Astronomical Observatory, University of Chinese Academy of Sciences [Beijing] |
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16:24 - 16:26 |
› The X/Ka 2023b Celestial Frame - Christopher Jacobs, Jet Propulsion Laboratory - California Institute of Technology |
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16:26 - 16:28 |
› The XS Celestial (8 GHz) Reference Frame: current status and plans - Christopher S. Jacobs, Jet Propulsion Laboratory, California Institute of Technology |
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16:28 - 16:30 |
› Imaging, modelfitting and source structure corrections for the K-band (24 GHz) Celestial Reference Frame - Christopher Jacobs, Jet Propulsion Laboratory, California Institute of Technology |
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16:30 - 16:32 |
› K-band (24 GHz) Celestial Reference Frame - Christopher S. Jacobs, et Propulsion Laboratory - California Institute of Technology |
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16:32 - 16:34 |
› Lunar reference systems framework - Nicolas Rambaux, Sorbonne Université, Institut de Mécanique Céleste et Calcul des Ephémérides |
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19:00 - 22:30
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Visit and Dinner at the Mont-Gros - Visit of the Grande Coupole designed by G. Eiffel and the Universarium museum and Dinner |
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Wednesday, September 13, 2023
Time |
Event |
(+)
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09:05 - 10:35
|
General Relativity (Theatre) - Tests in the solar system |
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09:05 - 09:20 |
› Testing General relativity with planetary ephemerides - Agnes Fienga, Geoazur |
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09:20 - 09:35 |
› General relativity tests by the dynamics of the Solar system - Dmitry Pavlov, St. Petersburg State University |
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09:35 - 09:50 |
› Relativistic tests with lunar laser ranging and planetary radio tracking data - Wei Tian, Shanghai Astronomical Observatory, Chinese Academy of Science |
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09:50 - 10:05 |
› Using LLR Data for Testing Various Versions of the Equivalence Principle - Jürgen Müller, Leibniz University Hannover, Institute of Geodesy |
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10:05 - 10:35
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Coffee break (Salle des actes) |
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10:35 - 12:20
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General Relativity (Theatre) - Tests in the solar system II |
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10:35 - 10:50 |
› Bayesian test of the mass of the graviton with planetary ephemerides - Vincenzo Mariani, Geoazur, Observatoire de la Côte d'Azur |
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10:50 - 11:05 |
› Searching for large dark matter clumps using the Galileo Satnav clock variations - Bruno Bertrand, Royal Observatory of Belgium |
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11:05 - 11:20 |
› Questioning the Planck Time: Is It Truly an Elementary Unit of Time? - Olivier Minazzoli, ARTEMIS UMR 7250 |
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11:20 - 11:35 |
› Total light deflection in the gravitational field of solar system bodies - Zschocke Sven, Technical University Dresden |
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12:20 - 14:00
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Lunch (Salle des actes) |
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