1. Cooperative Institute of Research in Environmental Sciences & Department of Aerospace Engineering Sciences University of Colorado Boulder Boulder CO USA
2. Space Sciences Laboratory University of California Berkeley Berkeley CA USA
3. Institute of Space Science and Applied Technology Harbin Institute of Technology (Shenzhen) Shenzhen China
4. Bradley Department of Electrical and Computer Engineering Virginia Polytechnic Institute and State University Blacksburg VA USA
5. Haystack Observatory Massachusetts Institute of Technology Westford MA USA
6. MNR Key Laboratory of Polar Science Polar Research Institute of China Shanghai China
7. High Altitude Observatory National Center for Atmospheric Research Boulder CO USA