netcdf sgp10rlprofmr1turnC1.c1.20040106.000000 { dimensions: time = UNLIMITED ; // (144 currently) height_low = 25 ; height_high = 102 ; height = 104 ; variables: int base_time ; base_time:string = "6-Jan-2004,00:00:00 GMT" ; base_time:long_name = "Base time in Epoch" ; base_time:units = "seconds since 1970-1-1 0:00:00 0:00" ; double time_offset(time) ; time_offset:long_name = "Time offset from base_time" ; time_offset:units = "seconds since 2004-1-6 00:00:00 0:00" ; float height_low(height_low) ; height_low:long_name = "Height range of the low channel water vapor mixing ratio profile" ; height_low:units = "km AGL" ; height_low:comment = "Heights correspond to the middle of the bin" ; float height_high(height_high) ; height_high:long_name = "Height range of the high channel water vapor mixing ratio profile" ; height_high:units = "km AGL" ; height_high:comment = "Heights correspond to the middle of the bin" ; float height(height) ; height:long_name = "Height range of the merged water vapor mixing ratio profile" ; height:units = "km AGL" ; height:comment = "Heights correspond to the middle of the bin" ; short mode(time) ; mode:long_name = "Mode of the dataset (as defined by the filter arrangement of the lidar)" ; mode:units = "unitless" ; mode:valid_values = "{0,1,2}" ; mode:explanation_of_0 = "Indeterminate" ; mode:explanation_of_1 = "Normal mode (low solar background operation)" ; mode:explanation_of_2 = "Bright mode (high solar background operation)" ; float shots_summed(time) ; shots_summed:long_name = "Number of laser shots in the ensemble" ; shots_summed:units = "counts" ; float average_energy(time) ; average_energy:long_name = "Average laser energy of the ensemble shots" ; average_energy:units = "mJ" ; short tweaks(time) ; tweaks:long_name = "Flag denoting the occurrence of power or alignment tweaks" ; tweaks:units = "unitless" ; tweaks:valid_values = "{0,1,2,3}" ; tweaks:explanation_of_0 = "No tweaks occurred during this ensemble" ; tweaks:explanation_of_1 = "A power tweak (adjustment) occurred during this ensemble" ; tweaks:explanation_of_2 = "An alignment tweak occurred during this ensemble" ; tweaks:explanation_of_3 = "Both a power and an alignment tweak occurred during this ensemble" ; short qc_flag(time) ; qc_flag:long_name = "Data quality flag" ; qc_flag:units = "unitless" ; qc_flag:valid_values = "{0,1,2,3}" ; qc_flag:explanation_of_0 = "Data quality ok" ; qc_flag:explanation_of_1 = "Data missing" ; qc_flag:explanation_of_2 = "Hatch not open or signal appears attenuated" ; qc_flag:explanation_of_3 = "Data quality suspect" ; float calib_high_low(time) ; calib_high_low:long_name = "Calibration factor used to match the high channel mixing ratio to the low channel mixing ratio" ; calib_high_low:units = "unitless" ; float calib_factor(time) ; calib_factor:long_name = "Calibration factor for entire profile" ; calib_factor:units = "unitless" ; calib_factor:calibration_method = "MWR" ; calib_factor:calibration_comment_0 = "Automatic calibration to MWR successful" ; float liq_mwr(time) ; liq_mwr:long_name = "Cloud liquid water vapor by the microwave radiometer" ; liq_mwr:units = "cm" ; float pwv_mwr(time) ; pwv_mwr:long_name = "Precipitable water vapor observed by the microwave radiometer" ; pwv_mwr:units = "cm" ; float pwv_rl(time) ; pwv_rl:long_name = "Precipitable water vapor observed by the Raman lidar" ; pwv_rl:units = "cm" ; pwv_rl:comment = "Since the lidar may not be able to sense the entire column, the integrated amount of water vapor from the lidar is scaled by the unitless estimate of the fraction of the water vapor in the column the lidar senses to provide the total PWV" ; float pwv_rl_err(time) ; pwv_rl_err:long_name = "Random error in the precipitable water vapor observed by the Raman lidar" ; pwv_rl_err:units = "cm" ; float pwv_rl_fraction(time) ; pwv_rl_fraction:long_name = "Fraction of the total column amount of water vapor the Raman lidar senses" ; pwv_rl_fraction:units = "unitless" ; pwv_rl_fraction:calculation_comment = "Moisture data from sgpgaeriprofC1.c1 used to estimate the fraction of the column sensed by the Raman lidar" ; float wv_rl_max_height(time) ; wv_rl_max_height:long_name = "Suggested maximum altitude to use the water vapor data from the Raman lidar" ; wv_rl_max_height:units = "km" ; wv_rl_max_height:comment = "This is the first altitude above 1 km where the random error is larger than 25%" ; float mixing_ratio_low(time, height_low) ; mixing_ratio_low:long_name = "Water vapor mixing ratio profile from the low channel" ; mixing_ratio_low:units = "g/kg" ; float mixing_ratio_high(time, height_high) ; mixing_ratio_high:long_name = "Water vapor mixing ratio profile from the high channel" ; mixing_ratio_high:units = "g/kg" ; float diff_trans_aerosol_corr(time, height_high) ; diff_trans_aerosol_corr:long_name = "Differential transmission correction for aerosols" ; diff_trans_aerosol_corr:units = "unitless" ; float mixing_ratio_1(time, height_high) ; mixing_ratio_1:long_name = "Water vapor mixing ratio profile created by merging the two channels" ; mixing_ratio_1:units = "g/kg" ; float mixing_ratio_2(time, height_high) ; mixing_ratio_2:long_name = "Water vapor mixing ratio profile created by merging the two calibrated channels" ; mixing_ratio_2:units = "g/kg" ; float mixing_ratio_3(time, height) ; mixing_ratio_3:long_name = "Water vapor mixing ratio profile created by merging the two calibrated channels together with the surface in-situ measurements" ; mixing_ratio_3:units = "g/kg" ; mixing_ratio_3:comment = "The Raman lidar data in this profile has been adjusted to create an agreement in total precipitable water vapor with the microwave radiometer" ; float relative_humidity(time, height) ; relative_humidity:long_name = "Relative humidity calculated from the merged water vapor mixing ratio data" ; relative_humidity:units = "%" ; float relative_humidity_over_ice(time, height) ; relative_humidity_over_ice:long_name = "Relative humidity over ice calculated from the merged water vapor mixing ratio data" ; relative_humidity_over_ice:units = "%" ; float mixing_ratio_error_low(time, height_low) ; mixing_ratio_error_low:long_name = "Uncertainty of the water vapor mixing ratio profile from the low channel" ; mixing_ratio_error_low:units = "g/kg" ; float mixing_ratio_error_high(time, height_high) ; mixing_ratio_error_high:long_name = "Uncertainty of the water vapor mixing ratio profile from the high channel" ; mixing_ratio_error_high:units = "g/kg" ; float mixing_ratio_1_error(time, height_high) ; mixing_ratio_1_error:long_name = "Uncertainty of the water vapor mixing ratio profile created by merging the two channels" ; mixing_ratio_1_error:units = "g/kg" ; float mixing_ratio_2_error(time, height_high) ; mixing_ratio_2_error:long_name = "Uncertainty of the water vapor mixing ratio profile created by merging the two calibrated channels" ; mixing_ratio_2_error:units = "g/kg" ; float mixing_ratio_3_error(time, height) ; mixing_ratio_3_error:long_name = "Uncertainty of the water vapor mixing ratio profile created by merging the two calibrated channels" ; mixing_ratio_3_error:units = "g/kg" ; float vertical_resolution_normal_mode(height_high) ; vertical_resolution_normal_mode:long_name = "Vertical resolution of normal mode (mode == 1) data" ; vertical_resolution_normal_mode:units = "km" ; float vertical_resolution_bright_mode(height_high) ; vertical_resolution_bright_mode:long_name = "Vertical resolution of bright mode (mode == 2) data" ; vertical_resolution_bright_mode:units = "km" ; float pressure(time, height) ; pressure:long_name = "Pressure" ; pressure:units = "mb" ; pressure:surface_comment = "Lowest levels are from the SMOS and 25/60 m tower" ; pressure:comment = "Data interpolated from sgpgaeriprofC1.c1 to Raman lidar time/height grid" ; float temperature(time, height) ; temperature:long_name = "Temperature" ; temperature:units = "degC" ; temperature:surface_comment = "Lowest levels are from the SMOS and 25/60 m tower" ; temperature:comment = "Data interpolated from sgpgaeriprofC1.c1 to Raman lidar time/height grid" ; float mixing_ratio_other(time, height) ; mixing_ratio_other:long_name = "Water vapor mixing ratio" ; mixing_ratio_other:units = "g/kg" ; mixing_ratio_other:surface_comment = "Lowest levels are from the SMOS and 25/60 m tower" ; mixing_ratio_other:comment = "Data interpolated from sgpgaeriprofC1.c1 to Raman lidar time/height grid" ; short sample_times_other(time) ; sample_times_other:long_name = "Flag indicating whether or not there was a sample from the temperature_source dataset during the lidars averaging interval (1) or not (0)" ; sample_times_other:units = "unitless" ; sample_times_other:comment = "If the value is 1, then a sample from the temperature_source dataset did occur during this sample, otherwise interpolation was used" ; float cloud_base_height_other(time) ; cloud_base_height_other:long_name = "Cloud base height" ; cloud_base_height_other:units = "km AGL" ; cloud_base_height_other:comment = "This field is the CBH estimate used in the temperature_source dataset -- it is included here for analysis purposes only" ; float lat ; lat:long_name = "north latitude" ; lat:units = "degrees" ; float lon ; lon:long_name = "east longitude" ; lon:units = "degrees" ; float alt ; alt:long_name = "altitude" ; alt:units = "meters above Mean Sea Level" ; // global attributes: :Date = "Mon Jan 12 22:31:29 GMT 2004" ; :Version = "$State: process-vap-rlprof_mr-1.14-0 $" ; :RLprof_Lib_Version = "$State: process-vap-rlprof_lib-1.6-1 $" ; :IDL_Tools_Lib_Version = "$State: ds-idltools-idltools-1.21-0 $" ; :IDL_Version = "VAP coded in IDL (sparc / sunos / unix / 5.4)" ; :Command_Line = "/apps/process/bin/rlprof_mr10 -d 20040106" ; :Number_Input_Platforms = "8" ; :Input_Platforms = "sgprlC1.a0, sgp10rlprofext1ferrC1.c1, sgprllogC1.a0, sgp10rlprofext1ferrC1.c1, sgprllogC1.a0, sgpgaeriprofC1.c1, sgptwrmrC1.c1, sgpmwrlosC1.b1" ; :Input_Platforms_Versions = "-999, -888, -999, -888, -999, -888, -888, -999" ; :zeb_platform = "sgp10rlprofmr1turnC1.c1" ; :Averaging_Int = "10 min" ; :Averaging_Comment = "Samples taken with in a mode other than _normal_ or _bright_ are EXCLUDED from the ensemble" ; :missing-data = "-999.0" ; :Count_Rate_Correction_Hi_H2O_Ch = "Non-paralyzable assumption, with tau = 3.75 ns" ; :Count_Rate_Correction_Lo_H2O_Ch = "Non-paralyzable assumption, with tau = 6.25 ns" ; :Count_Rate_Correction_Hi_N2_Ch = "Non-paralyzable assumption, with tau = 6.25 ns" ; :Count_Rate_Correction_Lo_N2_Ch = "Non-paralyzable assumption, with tau = 5.00 ns" ; :Molecular_diff_trans_correction = "Differential transmission corrections for molecular scattering applied" ; :Aerosol_diff_trans_correction = "Differential transmission correction for aerosols APPIED" ; :Mode_transition_smoothed = "Yes" ; :Daytime_midtrop_smoothed = "Bright mode data smoothed (time_avg x 3) above 2.50 km" ; :Overlap_Correction_Hi_Ch_Tag = "20031024" ; :Overlap_Correction_Lo_Ch_Tag = "20031024" ; :Original_Normal_Hi_Calib_Factor = " 3.6328" ; :Original_Normal_Lo_Calib_Factor = " 44.7300" ; :Original_Bright_Hi_Calib_Factor = " 34.1370" ; :Original_Bright_Lo_Calib_Factor = " 44.7300" ; :Merge_Range_Normal_Mode = "1.300 - 1.600 km" ; :Merge_Range_Bright_Mode = "0.600 - 0.900 km" ; :Temperature_source = "sgpgaeriprofC1.c1" ; :AERI+GOES_retreival_comment = "Aeri profiles only, for heights above 3 km, assumed a lapse rate of 7.50000K/km" ; }