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Formosat-3 COSMIC Campaign Observations at Kwajalein Atoll October 18, 2006

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Formosat-3 COSMIC Campaign Observations at Kwajalein Atoll October 18, 2006

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    2. Outline Introduction Formosat-3 COSMIC Campaign Study Kwajalein Campaign SCINDA Ground Network Conjunction Observations of Scintillations Conclusion Kwajalein Campaign Study Participants: AFRL/SCINDA: Keith Groves, Isseyas Mengistu, Chin Lin, Michael Starks, David Hatcher, Santimay Basu KRS/ALTAIR: Dale Sponseller NSPO: Tie-yue Liu, Cheng-Yung Huang UCAR: Stig Syndergaad NCU: Yen-Shyang Chu

    3. Formosat-3 COSMIC Campaign Study Campaign planning meeting at Baltimore, MD on May 24, 2006 Campaign Study Meeting Participants COSMIC (Rocken, Syndergaard) TIP (S. Basu, Dymond, Coker, Sa. Basu, Budzien) TBB Ground receivers (Bernhardt) Jicamarca ISR (Hysell) Arecibo ISR (Kelley) ALTAIR ISR (Groves, Lin) SCINDA Network (Groves) South America GPS stations (Abdu) Pacific Ground Network (Chu, Su) Modeling & Analysis C/NOFS (de la Beaujardiere) GAIM (Mannucci) RO (Straus)

    4. Kwajalein Campaign Study Objective: To study radio occultation and scintillations of GPS signals passing through equatorial density bubbles Campaign study periods September 10 – 22, 2006 Ground Observations ALTAIR ISR SCINDA Network (UHF and GOS scintillation monitors) All sky imager Digisonde

    5. ALTAIR Radio Occultation Scanning Experiment

    6. ALTAIR VHF Radar Scan Quick Look Plot

    7. ALTAIR Radar Wide Band Scintillation Echo

    10. Kwajalein Allsky Imager 630 nm

    11. Kwajalein Imager Intensity Along Formosat-3/COSMIC Track

    12. SCINTILLATION NETWORK DECISION AID (SCINDA) Ground-based sensor network Passive VHF / L-band /GPS scintillation receivers Measures scintillation intensity, eastward drift velocity, and TEC Automated real-time data retrieval via internet Data supports research and space weather users Understand on-set, evolution and dynamics of large-scale ionospheric disturbances Empirical model provides simplified visualizations of scintillation regions in real-time

    14. SCINDA Ground Sensor Data at Kwajalein

    15. Scintillation Index at Kwajalein

    17. Formosat-3/COSMIC Observations

    18. Ionospheric Electron Density Profile

    19. Kwajalein Digisonde

    20. Conclusions

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