^○Yuji Himematsu, Masato Furuya (Hokkaido University, Sapporo, Japan)

^○Cheng-Yung Huang¹, Wen-Hao Yeh¹, Tzu-Pang Tseng², Linton Chen¹, Jing-Mei Wu², Hsiu-Wen Li² (1.National Space Organization, National Applied Research Laboratories, Taiwan, 2.GPS Science and Application Research Center, National Central University, JhongLi, Taiwan)

^○Michael Schmidt¹, Andreas Goss¹, Eren Erdogan¹, Denise Dettmering¹, Florian Seitz¹, Klaus Boerger², Sylvia Brandert², Barbara Goerres³, Wilhelm Kersten³, Volker Bothmer⁴, Johannes Hinrichs⁴, Niclas Mrotzek⁴ (1.Technical University of Munich, Munich, Germany, 2.German Space Situational Awareness Centre, Uedem, Germany, 3.Bundeswehr Geoinformation Centre, Euskirchen, Germany, 4.Institut für Astrophysik der Universitaet Goettingen, Goettingen, Germany)

^○Jianqing Cai¹, Kun Qian¹, Nico Sneeuw¹, Cheng Wang², Jiexian Wang³ (1.University of Stuttgart, Stuttgart, Germany, 2.Wuhan University, Wuhan, China, 3.Tongji University, Shanghai, China)

^○Alberto Garcia-Rigo¹, David Roma-Dollase², Manuel Hernandez-Pajares¹, Zishen Li³, Michael Terkildsen⁴, German Olivares⁴, Reza Ghoddousi-Fard⁵, Denise Dettmering⁶, Eren Erdogan⁶, Haris Haralambous⁷, Yannick Beniguel⁸, Jens Berdermann⁹, Martin Kriegel⁹, Anna Krypiak-Gregorczyk¹⁰, Tamara Gulyaeva¹¹, Attila Komjathy¹², Panagiotis Vergados¹², Joachim Feltens¹⁹, Rene Zandbergen¹³, Tim Fuller-Rowell¹⁴, David Altadill¹⁵, Nicolas Bergeot¹⁶, Andrzej Krankowski¹⁷, Loukis Agrotis¹⁸, Ivan Galkin²⁰, Raul Orus-Perez²¹, Estefania Blanch¹⁵ (1.UPC-IonSAT research group, Technical University of Catalonia, Barcelona, Spain, 2.Department of Engineering: Electronics, University of Barcelona (UB), Spain, 3.Academy of Opto-Electronics, Chinese Academy of Sciences (CAS), China, 4.Bureau of Meteorology, Space Weather Services, Australia, 5.Canadian Geodetic Survey, Natural Resources Canada (NRCan) / Government of Canada, Canada, 6.Deutsches Geodatisches Forschungsinstitut der Technischen Universitat Munchen (DGFI-TUM), Germany, 7.Frederick University Cyprus, Cyprus, 8.IEEA, France, 9.Institute of Communications and Navigation, DLR, Germany, 10.Institute of Geodesy, UWM, Poland, 11. Institute of Terrestrial Magnetism, ionosphere and Radio Wave Propagation, Russian Academy of Sciences, Russia, 12. NASA - Jet Propulsion Laboratory (JPL), California Institute of Technology, USA, 13. Navigation Support Office, ESA-ESOC, Germany, 14. NOAA affiliate, USA, 15. Observatori de l'Ebre (OE), CSIC - Universitat Ramon Llull, 43520 Roquetes, Spain, 16. Planetology and Reference Systems, Royal Observatory of Belgium (ROB), Belgium, 17. Space Radio-Diagnostics Research Centre, UWM (SRRC/UWM), Poland, 18. SYMBAN Limited c/o Navigation Support Office, ESA-ESOC, Germany, 19. Telespazio VEGA Deutschland GmbH c/o Navigation Support Office, ESA-ESOC, Germany, 20. University of Massachusetts Lowell, Space Science Lab, USA)