1. Department of Physical Sciences Indian Institute of Science Education and Research Kolkata Mohanpur India
2. Center of Excellence in Space Sciences India, Indian Institute of Science Education and Research Kolkata Mohanpur India
3. Predictive Science Inc. San Diego CA USA
4. Heliophysics Science Division NASA Goddard Space Flight Center Greenbelt MD USA
5. Goddard Planetary Heliophysics Institute, University of Maryland Baltimore MD USA