Organized Jointly by the United Nations Office for Outer Space Affairs, the National Aeronautics and Space Administration, and the Boston College
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United Nations/United States of America Workshop on the International Space Weather Initiative: The Decade after the International Heliophysical Year 2007 Organized jointly by the United Nations Office for Outer Space Affairs, the National Aeronautics and Space Administration, and the Boston College Boston College, Chestnut Hill, Massachusetts, United States of America 31 July – 4 August 2017 ABSTRACTS The organisers of the United Nations/United States of America Workshop on the International Space Weather Initiative are grateful to the following sponsors for their contribution: Scientific Committee on Solar-Terrestrial Physics (SCOSTEP) National Aeronautics and Space Administration (NASA) International Committee on Global Navigation Satellite Systems (ICG) National Science Foundation (NSF) Boston College Universities Space Research Association (USRA) 2 CONTENTS Argentina .................................................................................................................................. 10 1. National Space Weather Activities of Argentina ................................................................. 10 Armenia .................................................................................................................................... 11 2. Worldwide Network of Particle Detectors SEVAN: 10 Years of Operation ......................... 11 Austria ....................................................................................................................................... 13 3. International Committee on Global Navigation Satellite Systems and Its Programme on Global Navigation Satellite Systems Applications ................................................................ 13 4. Space Weather Activities in Austria ..................................................................................... 14 Brazil ......................................................................................................................................... 15 5. The South America VLF Network - SAVNET: Last Results and New Research Perspectives 15 6. The AFINSA Network: Presentation, Scientific Objectives, First Results ............................. 16 7. Brazilian Space Weather Program with New Developments .............................................. 17 8. On the Temporal Variation of Atmospheric Electric Field in South America ...................... 18 Bulgaria ..................................................................................................................................... 19 9. Balkan, Black Sea, and Caspian Sea Network for Space Weather Studies ........................... 20 Cameroon .................................................................................................................................. 21 10. The first results on Sq Solar variation at Yaoundé-Cameroon AMBER station .................... 21 China ......................................................................................................................................... 22 11. Ionospheric TEC Assimilation and Now-casting System over China .................................... 22 12. The Requirement Analysis for User-Oriented Space Weather Products and Services ........ 23 13. Future Solar and Interplanetary Radio Instrumentation for Space Weather Studies in China ............................................................................................................................................. 25 Congo, Republic of the ............................................................................................................... 26 14. Estimated Impacts Induced by The Magnetic Activity Index (Dst) on the Local Total Electronic Content (TEC) in Equatorial Area ........................................................................ 26 Cote d’Ivoire .............................................................................................................................. 28 15. Geomagnetically Induction Effects Related to Impulsive Space Weather Events at Low Latitudes .............................................................................................................................. 28 Croatia....................................................................................................................................... 29 16. An IGS-Based Simulator of Ionospheric Conditions for GNSS Positioning Quality Assessment .......................................................................................................................... 29 3 17. A Comparative Study of Forecasting Methods for Space Weather-Caused GNSS Positioning Performance Deterioration .................................................................................................. 31 Ecuador ..................................................................................................................................... 33 18. Ecuadorian Geomagnetic Station (MAGDAS equipment): Equatorial Electrojet Study ...... 33 Egypt ......................................................................................................................................... 34 19. IHY-ISWI achievements in Egypt: Ten years of success ....................................................... 34 20. Space Weather Center Activities in Egypt (Space Weather Monitoring Center)................. 35 Ethiopia ..................................................................................................................................... 36 21. Space Science (Space weather) Activities in Ethiopia .......................................................... 36 Finland ...................................................................................................................................... 37 22. New Findings Using VLF Data from SAVNET and Kannuslehto Radio Receivers ................. 37 France ....................................................................................................................................... 38 23. The Need for Training Integrating Knowledge from the Sun to the Earth .......................... 38 24. ESA Heliophysics Archives: A Key Asset for The ISWI .......................................................... 39 Georgia ...................................................................................................................................... 40 25. On the Development of Thermosphere-Ionosphere Coupling Study in Georgia under Various Helio-Geophysical Condition by TEC Data Obtained with GNSS Receivers ............ 40 Germany.................................................................................................................................... 41 26. Impact and Modeling of the Solar Eclipse Effects of 20 March 2015 on VLF Measurements ............................................................................................................................................. 41 27. Space Weather Activities in Germany ................................................................................. 42 28. The German ISWI instruments SOFIE and GIFDS ................................................................. 44 Greece ....................................................................................................................................... 45 29. Geospace Driver Effects on Electron Acceleration and Loss in the Outer Van Allen Belt ... 45 Hungary ..................................................................................................................................... 46 30. Impact of the solar hemispheric asymmetry on the variations of the interplanetary current sheet .................................................................................................................................... 46 31. Space weather activities in Hungary .................................................................................... 47 India .......................................................................................................................................... 48 32. Halo Coronal Mass Ejections and Type II Radio Bursts During the Two Peaks of Solar Cycle 24 ......................................................................................................................................... 48 33. Control of Gravity Waves on Equatorial Spread F Day-to-Day Variability: an Empirical Approach .............................................................................................................................. 49 34. Current State of Reduced Solar Activity: Space Weather Events in the Inner Heliosphere 50 35. Space Weather Activities in India ........................................................................................ 51 4 36. Study of Space Weather Events of Solar Cycle 23 And 24 and Their Geoeffectiveness ...... 52 Indonesia ................................................................................................................................... 53 37. Space Weather Program in Indonesia ................................................................................. 53 Italy ........................................................................................................................................... 54 38. The Software Defined Radio Technology for GNSS Ionosphere Monitoring ....................... 54 39. Italian Contributions to SW Studies: Recent Progress ......................................................... 56 40. From The IGY to the ISWI: A Perspective View of the Importance