1. Department of Earth Sciences; National Cheng Kung University; Tainan Taiwan
2. Cooperative Institute for Research in Environmental Sciences; University of Colorado Boulder; Boulder Colorado USA
3. Space Weather Prediction Center; National Oceanic and Atmospheric Administration; Boulder Colorado USA
4. Central Weather Bureau; Taipei Taiwan
5. Institute of Space Science; National Central University; Chung-Li Taiwan
6. Center for Space and Remote Sensing Research; National Central University; Chung-Li Taiwan