Installing CoSMIR on DC-8. Although NASA Goddard engineer Zhaonan Zhang adjusts the Conical Scanning Millimeter-wave ImagingRadiometer. And CoSMIR, scan head prior to installation in NASA’s DC-8 flying science laboratory. Therefore instrument is being used in the GCPEx airborne study of snowfall in Canada and the northeastern United States. Credit: NASA / Tom Tschida

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