1. Johns Hopkins University Applied Physics Laboratory; Laurel Maryland USA
2. Department of Physics and Engineering Physics; Loyola Marymount University; Los Angeles California USA
3. Department of Astronomy and Space Science; Kyung Hee University; Yongin South Korea
4. Space Science and Engineering Division; Southwest Research Institute; San Antonio Texas USA
5. NOAA/National Weather Service, National Centers for Environmental Prediction; Space Weather Prediction Center; Boulder Colorado USA
6. Department of Communications Systems; InfoLab21, Lancaster University; Lancaster UK
7. Institute of Geophysics and Planetary Physics; University of California, Los Angeles; California USA