Vertical profiles of Doppler spectra of hydrometeors from a Micro Rain Radar recorded during the austral summer of 2016/2017 in the Southern Ocean on the Antarctic Circumnavigation Expedition (ACE). Data files: ProcessedData/${year}${month}/MRR_ACE_${year}${month}${day}_PRO.nc File header char Time(Record, string_length) ; Time:Name = "Time-string-of-each-record" ; Time:Units = "YYYY-MM-DDThh:mm:ss+00:00" ; Time:Zone = "UTC" ; float MDQ(Record) ; MDQ:Name = "Quality-index-zero-to-hundred-of-each-record" ; MDQ:Units = "percentage" ; float H(Height) ; H:Name = "Height-with-respect-to-instrument-location" ; H:Units = "Meters" ; float TF(Height) ; TF:Name = "Transfer-function-values-of-each-height" ; TF:Units = "unknown" ; float Z(Record, Height) ; Z:Name = "Radar-reflectivity" ; Z:Units = "dBZ" ; float Z_att(Record, Height) ; Z_att:Name = "Attenuated-Radar-Reflectivity" ; Z_att:Units = "dBZ" ; float PIA(Record, Height) ; PIA:Name = "Two-way-Path-Integrated-Attenuation" ; PIA:Units = "dB" ; float RR(Record, Height) ; RR:Name = "Rainfall-Rate" ; RR:Units = "MillimitersPerHour" ; float LWC(Record, Height) ; LWC:Name = "Liquid-Water-Content" ; LWC:Units = "GramsPerCubicMeters" ; float W(Record, Height) ; W:Name = "Mean-fall-velocity" ; W:Units = "MetersPerSecond" ; float Fnn(Record, Height, FFT_points) ; Fnn:Name = "Spectral-reflectivities" ; Fnn:Units = "dB" ; float Dnn(Record, Height, FFT_points) ; Dnn:Name = "Drop-size-center-bin" ; Dnn:Units = "Millimiters" ; float Nnn(Record, Height, FFT_points) ; Nnn:Name = "Spectral-Drop-Densities" ; Nnn:Units = "PerCubicMetersPerMillimiters" ; Missing values are denoted by NaN.