netcdf sgp60microbasemicrophysX1.c1.20000301.000000 { dimensions: time = UNLIMITED ; // (8760 currently) bound = 2 ; lev = 37 ; lat = 1 ; lon = 1 ; variables: int base_time ; base_time:long_name = "Base time in Epoch" ; base_time:units = "seconds since 1970-1-1 0:00:00 0:00" ; base_time:string = "2000-3-1 0:0:0.0" ; double time(time) ; time:bounds = "bounds_time" ; time:units = "days since 1970-1-1 0:00:00 0:00" ; time:calendar = "gregorian" ; time:axis = "T" ; double bounds_time(time, bound) ; double time_offset(time) ; time_offset:long_name = "Time offset from base_time" ; time_offset:units = "seconds" ; float lev(lev) ; lev:bounds = "bounds_lev" ; lev:long_name = "Pressure Levels" ; lev:units = "hPa" ; lev:axis = "Z" ; double bounds_lev(lev, bound) ; float lat(lat) ; lat:bounds = "bounds_y" ; lat:long_name = "Latitude" ; lat:units = "degrees_north" ; double bounds_y(lat, bound) ; float lon(lon) ; lon:bounds = "bounds_x" ; lon:long_name = "Longitude" ; lon:units = "degrees_east" ; double bounds_x(lon, bound) ; float LWC(time, lev, lat, lon) ; LWC:missing_value = 1.e+20f ; LWC:long_name = "liquid_water_content" ; LWC:comment1 = "Retrieved, MWR-Scaled, Liquid Water Concentration in-cloud Averaged over 1200 seconds, these data are then averaged to 1-hourly output" ; LWC:source = "Original variable name == [Avg_Retrieved_LWC]" ; LWC:units = "g m-3" ; float qc_CloudFraction(time, lat, lon) ; qc_CloudFraction:comment = "Cloud is indicated by ARSCL fields CloudBaseBestEstimate (mpl, ceilometer) or ReflectivityBestEstimate. Missing_value indicates both fields are unavailable for entire period." ; qc_CloudFraction:missing_value = 1.e+20f ; qc_CloudFraction:source = "Original variable name == [qc_CloudFraction]" ; qc_CloudFraction:comment1 = "Fraction of averaging period time profiles that contain cloud (at any height level), based on any of ceilometer, mpl and radar, these data are then averaged to 1-hourly output" ; qc_CloudFraction:long_name = "qc_cloud_fraction" ; qc_CloudFraction:units = "unitless" ; float LiqEffectiveRadius(time, lev, lat, lon) ; LiqEffectiveRadius:comment = "For a log-normal distribution, the relation between liquid mode radius (Rm) and effective radius (Re) is Re = Rm * [ exp (5/2 * sigma^2) ]. For sigma = 0.35, Re=1.358*Rm." ; LiqEffectiveRadius:missing_value = 1.e+20f ; LiqEffectiveRadius:long_name = "liquid_effective_radius" ; LiqEffectiveRadius:comment1 = "Liquid Effective Radius in-cloud Averaged over 1200 seconds, these data are then averaged to 1-hourly output" ; LiqEffectiveRadius:source = "Original variable name == [Avg_LiqEffectiveRadius]" ; LiqEffectiveRadius:units = "microns" ; float Missing_Ice_Percentage(time, lev, lat, lon) ; Missing_Ice_Percentage:comment = "Consists of missing/bad reflectivity points" ; Missing_Ice_Percentage:missing_value = 1.e+20f ; Missing_Ice_Percentage:long_name = "missing_ice_percentage" ; Missing_Ice_Percentage:comment1 = "Percentage of points where presence of ice could not be determined in averaged height bins during 1200 seconds, these data are then averaged to 1-hourly output" ; Missing_Ice_Percentage:source = "Original variable name == [Missing_Ice_Percentage]" ; Missing_Ice_Percentage:units = "unitless" ; float CloudFraction(time, lev, lat, lon) ; CloudFraction:missing_value = 1.e+20f ; CloudFraction:long_name = "cloud_fraction" ; CloudFraction:comment1 = "Cloud Fraction Averaged over 1200 seconds, these data are then averaged to 1-hourly output" ; CloudFraction:source = "Original variable name == [Avg_CloudFraction]" ; CloudFraction:units = "fraction" ; float IceEffectiveRadius(time, lev, lat, lon) ; IceEffectiveRadius:comment = "Effective Radius computed following Ivanova, et al.,2001, Atmos.Res., 59-60" ; IceEffectiveRadius:missing_value = 1.e+20f ; IceEffectiveRadius:long_name = "ice_effective_radius" ; IceEffectiveRadius:comment1 = "Ice Effective Radius in-cloud Averaged over 1200 seconds, these data are then averaged to 1-hourly output" ; IceEffectiveRadius:source = "Original variable name == [Avg_IceEffectiveRadius]" ; IceEffectiveRadius:units = "microns" ; float MWR_Missing_Percentage(time, lat, lon) ; MWR_Missing_Percentage:comment = "Of the profiles which radar retrieval identified as containing liquid, this percentage could not have LWC computed due to lack of MWR data for scaling." ; MWR_Missing_Percentage:missing_value = 1.e+20f ; MWR_Missing_Percentage:source = "Original variable name == [MWR_Missing_Percentage]" ; MWR_Missing_Percentage:comment1 = "Percentage of profiles with liquid for which MWR data were unavailable during 1200 seconds, these data are then averaged to 1-hourly output" ; MWR_Missing_Percentage:long_name = "MWR_missing_percentage" ; MWR_Missing_Percentage:units = "unitless" ; float qc_CloudMissing(time, lat, lon) ; qc_CloudMissing:comment = "Clear/Cloudy status cannot be determined when ARSCL fields CloudBaseBestEstimate and ReflectivityBestEstimate are both unavailable" ; qc_CloudMissing:missing_value = 1.e+20f ; qc_CloudMissing:source = "Original variable name == [qc_CloudMissing]" ; qc_CloudMissing:comment1 = "Fraction of averaging period time profiles for which clear/cloudy status cannot be determined, these data are then averaged to 1-hourly output" ; qc_CloudMissing:long_name = "qc_cloud_missing" ; qc_CloudMissing:units = "unitless" ; float Missing_Liquid_Percentage(time, lev, lat, lon) ; Missing_Liquid_Percentage:comment = "Includes missing/bad reflectivity and missing/bad MWR points where radar indicates liquid exists" ; Missing_Liquid_Percentage:missing_value = 1.e+20f ; Missing_Liquid_Percentage:long_name = "missing_liquid_percentage" ; Missing_Liquid_Percentage:comment1 = "Percentage of points where presence of liquid could not be determined in averaged height bins during 1200 seconds, these data are then averaged to 1-hourly output" ; Missing_Liquid_Percentage:source = "Original variable name == [Missing_Liquid_Percentage]" ; Missing_Liquid_Percentage:units = "unitless" ; float Integrated_CloudFraction(time, lat, lon) ; Integrated_CloudFraction:missing_value = 1.e+20f ; Integrated_CloudFraction:source = "Original variable name == [Integrated_CloudFraction]" ; Integrated_CloudFraction:comment1 = "Maximum of Column Cloud Fraction Averaged over 1200 Seconds, these data are then averaged to 1-hourly output" ; Integrated_CloudFraction:long_name = "integrated_cloud_fraction" ; Integrated_CloudFraction:units = "fraction" ; float IWC(time, lev, lat, lon) ; IWC:missing_value = 1.e+20f ; IWC:long_name = "ice_water_content" ; IWC:comment1 = "Retrieved Ice Water Concentration in-cloud Averaged over 1200 seconds, these data are then averaged to 1-hourly output" ; IWC:source = "Original variable name == [Avg_Retrieved_IWC]" ; IWC:units = "g m-3" ; float IWP(time, lat, lon) ; IWP:missing_value = 1.e+20f ; IWP:long_name = "ice_water_path" ; IWP:units = "g m-2" ; float LWP(time, lat, lon) ; LWP:missing_value = 1.e+20f ; LWP:long_name = "liquid_water_path" ; LWP:units = "g m-2" ; // global attributes: :Conventions = "CF-1.0" ; :processing = "Processed by J. Hnilo starting: 2007-07-20 : " ; :details = "Original MICROBASE data from ARM Archive at www.arm.gov" ; :web_address = "http://iop.archive.arm.gov/arm-iop/0pi-data/jensen/microbase-pi/" ; }