[1
]High Altitude Observatory National Center for Atmospheric Research Boulder CO USA
[2
]COSMIC Program Office University Corporation for Atmospheric Research Boulder CO USA
[3
]Atmosphere Chemistry Observations and Modeling National Center for Atmospheric Research
Boulder CO USA
[4
]Computational Information Systems Laboratory National Center for Atmospheric Research
Boulder CO USA
[5
]Leibniz Institute of Atmospheric Physics Rostock University Kühlungsborn Germany
[6
]Haystack Observatory Massachusetts Institute of Technology Westford MA USA