NOAA Aeronomy Laboratory, 325 Broadway R/AL4, Boulder, CO 80305 United States
NOAA Aeronomy Laboratory, 325 Broadway R/AL4, Boulder, CO 80305 United States ; Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder, CO 80309-0216 United States ;
National Center for Atmospheric Research, PO Box 3000, Boulder, CO 80307 United States ;
NOAA Aeronomy Laboratory, 325 Broadway R/AL4, Boulder, CO 80305 United States ; Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder, CO 80309-0216 United States ;
National Center for Atmospheric Research, PO Box 3000, Boulder, CO 80307 United States ;
NOAA Aeronomy Laboratory, 325 Broadway R/AL4, Boulder, CO 80305 United States ; Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder, CO 80309-0216 United States ;
National Center for Atmospheric Research, PO Box 3000, Boulder, CO 80307 United States ;
National Center for Atmospheric Research, PO Box 3000, Boulder, CO 80307 United States ;
NOAA Aeronomy Laboratory, 325 Broadway R/AL4, Boulder, CO 80305 United States ;
Institute for Ionphysics, University of Innsbruck, Innsbruck, 6020 Austria ;
NOAA Aeronomy Laboratory, 325 Broadway R/AL4, Boulder, CO 80305 United States ; Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder, CO 80309-0216 United States ;
NOAA Aeronomy Laboratory, 325 Broadway R/AL4, Boulder, CO 80305 United States ; Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder, CO 80309-0216 United States ;
NOAA Aeronomy Laboratory, 325 Broadway R/AL4, Boulder, CO 80305 United States ; Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder, CO 80309-0216 United States ;
NOAA Aeronomy Laboratory, 325 Broadway R/AL4, Boulder, CO 80305 United States ; Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder, CO 80309-0216 United States ;
NOAA Aeronomy Laboratory, 325 Broadway R/AL4, Boulder, CO 80305 United States ;
NOAA Aeronomy Laboratory, 325 Broadway R/AL4, Boulder, CO 80305 United States ;
National Center for Atmospheric Research, PO Box 3000, Boulder, CO 80307 United States ;
National Center for Atmospheric Research, PO Box 3000, Boulder, CO 80307 United States ;
National Center for Atmospheric Research, PO Box 3000, Boulder, CO 80307 United States ;
Institute for Ionphysics, University of Innsbruck, Innsbruck, 6020 Austria ;