1. Mullard Space Science Laboratory UCL Dorking UK
2. Department of Mathematics, Physics and Electrical Engineering Northumbria University Newcastle upon Tyne UK
3. School of Cosmic Physics, DIAS Dunsink Observatory Dublin Institute for Advanced Studies Dublin Ireland
4. British Antarctic Survey Cambridge UK
5. British Geological Survey Edinburgh UK
6. Imperial College London London UK
7. Cooperative Institute for Research in Environmental Sciences University of Colorado Boulder Boulder CO USA
8. Space Weather Prediction Center National Oceanic and Atmospheric Administration Boulder CO USA