Presentations and Papers from the 9th International Colloquium on Scientific and Fundamental Aspects of GNSS

Papers

• GNSS RADIO OCCULTATION DATA FOR WEATHER FORECAST AND CLIMATE RESEARCH, Torsten Schmidt, Patrick Schreiner, Jens Wickert
• OPTICAL IODINE CLOCKS FOR FUTURE GNSS, Jan Wüst, Markus Oswald, Martin Gohlke, Frederik Kuschewski, Tasmim Alam, Tim Blomberg, André Bußmeier, Jonas Pollex, Niklas Röder, Markus Weller, Ludwig Blümel, Thomas Zechel, Martin Rixius, Benjamin Samson, David Fehrenbacher, Kai Voss, Thilo Schuldt, Claus Braxmaier
• COMPARISON OF SHORT-PERIODIC POLAR MOTION AND UT1-UTC VARIATIONS OBTAINED FROM VARIOUS EOP SOLUTIONS, Aleksander Partyka, Jolanta Nastula, Justyna Śliwińska-Bronowicz, Małgorzata Wińska, Maciej Michalczak
• IMPACT OF SINGLE AND MULTI-GNSS PRECISE POINT POSITIONING WITH AMBIGUITY RESOLUTION: A COMPARATIVE ANALYSIS OF SOFTWARE AND CONSTELLATIONS, Eshetu Nega Erkihune, Felicia Teferle, Addisu Hunegnaw, Huseyin Duman
• NOVEL MEASUREMENT SYSTEM FOR GNSS SIGNAL ANALYSIS WITH HIGH-GAIN ANTENNAS, Lukasz A. Greda, Steffen Thoelert, Katharina Lutz, and Johann Furthner

Keynotes

• The Future of PNT ESA is Shaping the Future of Navigation, by José Ángel Ávila Rodríguez ESA NAV Directorate
• The importance of high-quality GNSS orbits for deriving unbiased geodetic parameters, by Krzysztof Sośnica, Radosław Zajdel, Grzegorz Bury, Kamil Kazmierski, Adrian Nowak, Filip Gałdynet al.,Institute of Geodesy and Geoinformatics, UPWr, Wroclaw, Poland

Presentations

• Scientific Aspects of Positioning and Navigation Applications
  • Novel GNSS Spoofing Detection Method Using Signals of Opportunity from Low Earth Orbit Satellite Constellations – presenter: Dr. Ahmad Esmaeilkhah – École de Technologie Supérieure (ÉTS) University
  • (Multi-constellation) GNSS/INS data fusion through flow-based programming utilizing the open-source PNT framework INSTINCT – presenter: Mr. Thomas Topp – Institute of Navigation, University of Stuttgart
  • Maritime Tests of Galileo High Accuracy Service Performance at Its Initial Phase of Operation – presenter: Dr. Jarosław Cydejko – Gdynia Maritime University
  • Evaluating The Characteristics Of Multi-GNSS Signals Received By An Low-Cost Receiver Connected To Various Low-Cost Antennas – presenter: Mr. Grzegorz Marut – Wrocław University Of Environmental And Life Sciences
  • Integrating low-cost GNSS and MEMS accelerometer for vibration detection – presenter: Dr. Jacek Paziewski – University Of Warmia And Mazury In Olsztyn
  • Attitude estimation of GLONASS-M+ and -K2 satellites – presenter: Dr. Peter Steigenberger – DLR
  • Assessment of EGNOS GIVE Relative to IGS Final and Real-Time GIMS in Scenarios Across Different Geomagnetic Activity Periods: A Case Study – presenter: Dr. Dawid Kwaśniak – University of Warmia and Mazury
  • Exploring Scientific Opportunities with Low Earth Orbit Positioning, Navigation, and Timing (LEO PNT): Potential Applications in GNSS – presenter: Eng. Lorenza Mottinelli – European Space Agency (ESA)
  • Precise Point Positioning performance simulation by Integration of GNSS and LEO-PNT – presenter: Eng. Marianna Alghisi – Politecnico Di Milano
  • Noise Characteristics in Single- and Multi-GNSS Precise Point Positioning with Ambiguity Resolution: A Comparative Analysis of GPS, GLONASS, and Galileo, with three Different Software Tools – presenter: Mr. Eshetu Erkihune – University of Luxembourg
  • Exploring the effectiveness of the Galileo High Accuracy Service and IGS Real-Time Service in single point positioning – presenter: Miss Beata Milanowska – University Of Warmia And Mazury In Olsztyn
  • The statistical testing of regularized mathematical models: a rigorous Generalized Likelihood Ratio test with application to GNSS positioning – presenter: Mr. Artur Fischer – University of Warmia and Mazury in Olsztyn
• Reference Frames and Precise Orbit Determination
  • Solar radiation pressure modelling for BDS-3 satellites with external big antennas – presenter: Peter Steigenberger – Technical University Of Munich
  • Improved normal point formation strategies for hexagonally arranged retroreflector arrays – presenter: Dr. Michael Steindorfer – Space Research Institute, Austrian Academy Of Sciences
  • Compensation of dynamic mismodeling by fusing satellite swarm PODs – presenter: Mr. Marvin Bayram Stucke – Institute Of Navigation At The University Of Stuttgart
  • Simulation studies on the strategy of inter-satellite link range bias estimation for Galileo – presenter: Dr. Tomasz Kur – Wrocław University of Environmental And Life Sciences (UPWr)
  • Centimeter-Level Precise Orbit Determination Based On the Extended Kalman Filter – presenter: Mr. Kevin Gutsche – University Of Stuttgart
  • ESA’s Satellite Antenna Phase Center Model: Realizing the TRF Scale through GNSS – presenter: Jean-Christophe Berton – European Space Agency (ESA)
  • Precise orbit determination of GLONASS satellites with identification of malfunctioning spacecraft – presenter: Dr. Grzegorz Bury – Wroclaw University Of Environmental And Life Sciences (UPWr)
  • Kinematic Precise Orbit Determination for real- and near-real-time using Galileo High Accuracy Service – GHASP3 project – presenter: Mr. Lotfi Massarweh – Delft University Of Technology
  • Advancements in Operational GNSS Processing: A Comprehensive Analysis of ESA’s New Methodology – presenter: Francesco Gini – European Space Agency (ESA)
  • Precise Orbit Determination of Galileo FOC satellites for Fundamental Physics Measurements and the Galileo for Science 2.0 Project – presenter: Marco Cinelli – National Institute For Astrophysics (INAF)
  • Optimizing Multi-GNSS Orbit and Clock Combination using Variance Component Estimation – presenter: Dr. Radoslaw Zajdel – Research Institute Of Geodesy, Topography And Cartography; Geodetic Observatory Pecný (GOP)
  • Laser ranging of GNSS satellites at CBK PAN Borowiec – presenter: Dr. Paweł Lejba – Centrum Badań Kosmicznych PAN
• Time and Frequency Transfer, Timing Aspects, Frequency Standards and Clock Technologies
  • Trends and Future Developments in GNSS clock technologies – presenter: Serge Crop – Safran Timing Technologies
  • Cold-atom-based commercial microwave clocks and ultra-stable frequency distribution networks – presenter: Dr. Bruno Pelle – Exail Quantum Systems
  • Light Shift Mitigation for the Rb Two-Photon Clock Targeting High-Performance Timekeeping in Space – presenter: Mr. Roman Blum – CSEM SA
  • Optical iodine clocks for future GNSS – presenter: Mr. Jan Wüst – German Aerospace Center (DLR)
  • LEMAC: Demonstrator Performance Evaluation of a Double-Resonance Microcell Atomic Clock – presenter: Gaetano Mileti – University of Neuchâtel
  • The CCTF plan for the redefinition of the second and the continuous UTC – presenter: Prof. Noel Dimarcq – Université Côte D’azur, OCA, CNRS
  • A Comparison of White Rabbit and IPPP for Time Transfer for UTC(k) comparison – presenter: Dr. Pierre Waller – European Space Agency (ESA)
  • GNSS Time Transfer for the SKA Observatory – presenter: Mr. Ricardo Píriz – GMV
  • Timing with muons: first experimental results at INRIM on the synchronization of atomic clocks and dissemination of reference time scales – presenter: Dr. Giancarlo Cerretto – INRIM (Istituto Nazionale di Ricerca Metrologica)
• Navigation for Lunar and for Space Applications: Systems and Technologies
  • NOVAMOON- First Lunar surface Differential PNT and Selenodetic Reference Station: towards a new paradigm in lunar exploration – presenter: Dr. Javier Ventura-Traveset – European Space Agency (ESA)
  • VLBI transmitter on the Moon – presenter: Dr. Özgür Karatekin – Royal Observatory of Belgium
  • Lunar Pathfinder GNSS Receiver Experiment – presenter: Mr. Floor Thomas Melman – European Space Agency (ESA)
  • Towards an International Lunar Reference Frame and Time Reference – presenter: Mr. Erik Schoenemann – European Space Agency (ESA)
  • Looking for a Lunar Reference Timescale – presenter: Noel Dimarq – Royal Observatory Of Belgium
  • Programmatic Overview of ESA Laser Ranging Capabilities – presenter: Mr. Floor Thomas Melman – European Space Agency (ESA)
  • Testing Local Lorenz and position invariances by measuring the gravitational redshift with Moonlight constellation – presenter: Dr. Fabrizio De Marchi – Sapienza University Of Rome
  • MARCONI – Moving towards a paradigm shift for Navigation at Mars – presenter: Mr. Richard Swinden – European Space Agency (ESA)
  • LUNAR LASER RETROREFLECTOR NETWORKS FOR PNT AND FUNDAMENTAL GRAVITY – presenter: Simone Dell’Agnello – INFN-LNF.
• GNSS Science Transversal Aspects
  • GNSS radio occultation data for weather forecast and climate research – presenter: Dr. Torsten Schmidt – GFZ Potsdam
  • Estimating geophysical parameters of continental and ocean surfaces with dual frequency L1/L5 GNSS-R instruments, preliminary results from the June 2024 airborne campaign with SAFIRE – presenter: Ishani Khanra – M3 Systems
  • Novel Measurement System for GNSS Signal Analysis with High-Gain Antennas – presenter: Dr. Lukasz Greda – DLR Galileo Competence Center
  • ESA GSSC: AN OPEN DOOR TO GNSS SCIENCE – presenter: Eng. Natalia Castrillo – European Space Agency ESA (Contractor)
  • The Galileo for Science 2.0 Project: dynamic model of the Galileo-FOC spacecraft for non-conservative forces – presenter: Dr. David Lucchesi – National Institute For Astrophysics (INAF)
  • Real-Time Implementation of an Ionospheric Model for Galileo High Accuracy Service, SL2. Results and validation with single epoch navigation test. – presenter: Jaume Sanz Subirana – Technical University of Catalonia
  • Forming a GNSS network in space based on LEO satellites – presenter: Mr. Lukas Müller – ETH Zürich
• GENESIS Special Session
  • The GENESIS Mission: Overview and Status – presenter: Dr. Pierre Waller – European Space Agency (ESA)
  • GENESIS mission with VLBI transmitter onboard – presenter: Dr. Özgür Karatekin – Royal Observatory of Belgium
  • Improving the Terrestrial Reference Frame with GENESIS – a VLBI Perspective – presenter: Mr. Johannes Böhm – TU Wien
  • ESA’s Genesis mission – from an ILRS perspective – presenter: Dr. Mathis Bloßfeld – Technical University Of Munich
  • Digital innovation at the core of the PROcessing Archiving and Dissemination (PROAD) System of ESA’s GENESIS mission – presenter: Mr. Vicente Navarro – European Space Agency (ESA)
  • TRF Combination with Genesis – The Different Levels of Rigorousness – presenter: Dr. Urs Hugentobler – Technical University of Munich
  • GENESIS new combined processing – presenter: Frank Zimmerman – European Space Agency (ESA)
  • GENESIS and Galileo joint orbit and clock determination – potential benefits – presenter: Dr. Tomasz Kur – Wrocław University Of Environmental And Life Sciences (UPWr)
  • Genesis orbit and geodetic parameter estimation based on GNSS: Impact of transmit antenna phase pattern errors – presenter: Dr. Daniel Arnold – University Of Bern
• Atmospheric Physics
  • Application of GNSS Integrated Tomography (INTOMO) in severe weather monitoring – presenter: Mr. Adam Cegla – Wroclaw University Of Environmental And Life Sciences
  • Simulation of GNSS LEO satellites constellation for 3D water vapor monitoring – presenter: Eng. Sebastian Makuch – Wroclaw University of Environmental and Life Sciences
  • On the impact of asymmetric sampling when comparing tropospheric horizontal gradients estimated with GNSS and water vapor radiometers – presenter: Dr. Peng Feng – Onsala Space Observatory, Chalmers University Of Technology
  • Severe weather nowcasting with GNSS Met and RO for Bulgaria – presenter: Prof. Guergana Guerova – Sofia University “St. Kliment Ohridski”
  • Application of a two-dimensional forward model for airborne GNSS radio occultations observations in atmospheric rivers – presenter: Dr. Pawel Hordyniec – Wroclaw University Of Environmental And Life Sciences, Poland
• Geodesy, Geophysics and Earth Sciences
  • Instantaneous PPP-RTK with a misspecified user stochastic model – presenter: Dr. Dimitrios Psychas – European Space Agency (ESA)
  • HR-GNSS data application for the determination of regional PGD scaling law parameters and their validation – presenter: Dr. Jan Kapłon – Wrocław University Of Environmental And Life Sciences
  • Local Solid Earth Tides estimated by using GNSS solutions achieved by PPP mode: are they helpful to investigate Global Tectonics and assess Earthquake hazards? – presenter: Dr. Francesco Vespe – Agenzia Spaziale Italiana
  • Evaluation of single frequency PPP based on a novel deep learning-based model combining selected global ionospheric maps. – presenter: Eng. Mateusz Poniatowski – Gdańsk University Of Technology
• Fundamental Physics
  • The Galileo for Science 2.0 Project: SLR Campaign and Project Status in view of the forthcoming Fundamental Physics measurements – presenter: Dr. David Lucchesi – National Institute For Astrophysics (INAF)
  • Study of systematic effects in dark matter surveys using the Galileo constellation – presenter: Dr. Bruno Bertrand – Royal Observatory Of Belgium
  • GNSS orbital data to probe fundamental physics: dark matter and gravitational waves – presenter: Dr. Bruno Bertrand – Royal Observatory Of Belgium
  • The Galileo for Science Project (G4S_2.0): Atomic clocks and Domain Wall Dark Matter – presenter: Alessandro Di Marco – National Institute For Astrophysics (INAF)
  • All time, all weather GNSS monitoring of EUV and X-ray astronomical sources the Earth Ionosphere footprints – presenter: Manuel Hernandez-Pajares – UPC