netcdf sgplblcloudech1lsC1.c1.980810.112900 { dimensions: time = UNLIMITED ; // (2 currently) wnum = 2593 ; variables: int base_time ; base_time:string = "10-Aug-98,11:29:00 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 1998-08-10 11:29:00 0:00" ; float wisc_summary_T_ch1(time) ; wisc_summary_T_ch1:long_name = "Surface temperature from wavenumber average of spectral radiance at mean wavenumber 677.417 cm-1" ; wisc_summary_T_ch1:units = "degK" ; float wisc_summary_T_ch2(time) ; wisc_summary_T_ch2:long_name = "Surface temperature from wavenumber average of spectral radiance at mean wavenumber 2295.021 cm-1" ; wisc_summary_T_ch2:units = "degK" ; float sonde_surface_T(time) ; sonde_surface_T:long_name = "Surface temperature as reported by sonde" ; sonde_surface_T:units = "degK" ; float surface_time_offset(time) ; surface_time_offset:long_name = "Sonde launch time minus Aeri surface time" ; surface_time_offset:units = "seconds" ; surface_time_offset:explanation = "Aeri surface time = base_time + time_offset(i) - surface_time_offset(i)" ; float max_sonde_alt(time) ; max_sonde_alt:long_name = "Maximum height reached by this sonde launch" ; max_sonde_alt:units = "hPa" ; int sonde_serial_number(time) ; sonde_serial_number:long_name = "Serial number of this sonde" ; sonde_serial_number:units = "number" ; float cloud_base_height(time) ; cloud_base_height:long_name = "Cloud base height, measured by MPL" ; cloud_base_height:units = "km" ; float cloud_temp(time) ; cloud_temp:long_name = "Temperature at cloud base height" ; cloud_temp:units = "degK" ; double wnum(wnum) ; wnum:long_name = "Wave number" ; wnum:units = "cm-1" ; wnum:valid_range = 550.129944, 1799.85498 ; wnum:interval = 0.482147 ; float downwelling_rad(time, wnum) ; downwelling_rad:long_name = "LBLRTM Model downwelling radiance from atmosphere between cloud height and surface" ; downwelling_rad:units = "mW/(m2 sr cm-1)" ; float above_cloud_rad(time, wnum) ; above_cloud_rad:long_name = "LBLRTM Model downwelling radiance above cloud, derived from total column LBLRTM radiance minus radiance between CBH and surface" ; above_cloud_rad:units = "mw/(m2 sr cm-1)" ; above_cloud_rad:calc = "Ra = Rtot - Rd" ; float upwelling_rad(time, wnum) ; upwelling_rad:long_name = "LBLRTM Model upwelling radiance at cloud level multplied by atmospheric tranmittance and convolved with the AERI instrument function" ; upwelling_rad:units = "mW/(m2 sr cm-1)" ; upwelling_rad:comment = "Does not include surface as a radiative source" ; float aeri_rad(time, wnum) ; aeri_rad:long_name = "Observed downwelling radiance from AERI" ; aeri_rad:units = "mW/(m2 sr cm-1)" ; float transmittance(time, wnum) ; transmittance:long_name = "LBLRTM Model atmospheric transmittance between cloud height and surface" ; transmittance:units = "unitless" ; transmittance:valid_range = 0.f, 1.f ; transmittance:comment = "If T < .2, we do not calculate emissivities" ; float e_thin(time, wnum) ; e_thin:long_name = "Effective cloud emissivity, using thin transparent cloud assumption (1-e = cloud transmittance)" ; e_thin:units = "unitless" ; e_thin:calc = "e_thin = (Robs-Ra*T-Rd)/(Bcld*T - Ra)" ; e_thin:missing_value = -888.f ; e_thin:missing_value_explanation = "If T < .2, don\'t calculate emissivities" ; float e_opaque(time, wnum) ; e_opaque:long_name = "Effective cloud emissivity, using opaque cloud assumption (1-e = cloud reflectance)" ; e_opaque:units = "unitless" ; e_opaque:calc = "e_opaque = (Robs-Ru*T-Rd)/(Bcld*T - Ru*T)" ; e_opaque:missing_value = -888.f ; e_opaque:missing_value_explanation = "If T < .2, don\'t calculate emissivities" ; float e_thin_norm(time, wnum) ; e_thin_norm:long_name = "Effective thin cloud emissivity, normalized to value at 1126.8 cm-1" ; e_thin_norm:units = "unitless" ; e_thin_norm:calc = "e_thin_norm = e_thin / scale_thin" ; e_thin_norm:missing_value = -888.f ; e_thin_norm:missing_value_explanation = "If T < .2, don\'t calculate emissivities" ; float e_opaque_norm(time, wnum) ; e_opaque_norm:long_name = "Effective opaque cloud emissivity, normalized to value at 1126.8 cm-1" ; e_opaque_norm:units = "unitless" ; e_opaque_norm:calc = "e_opaque_norm = e_opaque / scale_opaque" ; e_opaque_norm:missing_value = -888.f ; e_opaque_norm:missing_value_explanation = "If T < .2, don\'t calculate emissivities" ; float scale_thin(time) ; scale_thin:long_name = "Normalization scale factor for thin clouds: e_thin at 1126.8 cm-1" ; scale_thin:units = "unitless" ; scale_thin:missing_value = -888.f ; scale_thin:missing_value_explanation = "If T < .2, don\'t calculate emissivities" ; float scale_opaque(time) ; scale_opaque:long_name = "Normalization scale factor for opaque clouds: e_opaque at 1126.8 cm-1" ; scale_opaque:units = "unitless" ; scale_opaque:missing_value = -888.f ; scale_opaque:missing_value_explanation = "If T < .2, don\'t calculate emissivities" ; float lat ; lat:long_name = "north latitude" ; lat:units = "degrees" ; lat:valid_range = -90.f, 90.f ; float lon ; lon:long_name = "east longitude" ; lon:units = "degrees" ; lon:valid_range = -180.f, 180.f ; float alt ; alt:long_name = "altitude" ; alt:units = "meters above Mean Sea Level" ; // global attributes: :Date = "Thu Aug 27 23:49:23 1998" ; :Version = "Release_1_5" ; :Command_Line = "/apps/vip/bin/lblcloudeingest -i 980810.112900:980810.203200" ; :Input_Platforms = "sgpaeri01summaryC1.a1, sgplssondeC1.c1, DsgpmplcbhC1.c1, sgpaeri01ch1C1.a1, sgpaeri01ch2C1.a1, sgplblch1lsC1.c1, sgplblch2lsC1.c1" ; :BW_Version = "Release_3_2" ; :time_offset_explanation = "base_time + time_offset(i) is sonde launch time for sample \'i\'" ; :liblbl_Version = "Release_3_0\n", "" ; :interp_threshold_level = "100 hPa" ; :cloud_height_platform = "DsgpmplcbhC1.c1" ; :Continuum = "on" ; :ALFA0 = "0.040" ; :DPTMIN = "0.0002" ; :DPTFAC = "0.0010" ; :CO2_Mixing_Ratio = "360.00" ; :Minimum_Boundary_Alt = "0.320" ; :Maximum_Boundary_Alt = "8.085" ; :Molecules = "H20, CO2, O3, N20, CO, CH4, O2" ; :Cross_Sections = "CCL4,F11,F12" ; :Scanning_Function = "FFT sinc" ; :Scanning_Interval = "[ 547.7192, 1803.7127]" ; :Spectral_Spacing = "0.48214700" ; :H2O_Scale_Factor = "1.087" ; :LBLRTM_ID = "Rundeck for 980810.112900 lblcloude.c,v 1.3 1997/04/25 17:17:59 d3a230 LBLRTM 98/08/27 23:44:52" ; :Version_lblrtm = "4.2" ; :Version_contnm = "3.8" ; :Version_fftscn = "3.5" ; :Version_lblatm = "3.13" ; :Version_lbllow = "NOT USED" ; :Version_ncargks = "NOT USED" ; :Version_oprop = "4.2" ; :Version_postsub = "NOT USED" ; :Version_pltlbl = "3.2" ; :Version_testmm = "NOT USED" ; :Version_xmerge = "4.2" ; :Version_util_xxx = "3.2" ; :Version_solar = "NOT USED" ; :Continuum_Version = "ckd_2.2" ; :Hitran_Version = "hitran96.dat (JPL extended)" ; :LBLRTM_Version = "3.2" ; :lnfl_Header = "LINE FILE FOR LBLRTM: 470 - 1840. cm-1 (ARM Ch1) LNFL 2.7 REJ ISOTOP I 97/03/31 10:53:58" ; :lnfl_Molecules = "H2O CO2 O3 N2O CO CH4 O2" ; :lnfl_Count = "6779 15767 11184 3543 0 3458 79" ; :lnfl_Coupled_Lines = "0 258 0 0 0 0 0" ; :lnfl_NLTE_Lines = "0 0 0 0 0 0 0" ; :lnfl_Sum_LBLRTM_Strengths = "6.7947E-21 1.4253E-20 1.5723E-20 9.7445E-21 0.0000E+00 4.0508E-21 4.1018E-30" ; :lnfl_Lowest_Line = "470.023" ; :lnfl_Highest_Line = "1839.947" ; :lnfl_Number_Lines = "40810" ; :zeb_platform = "sgplblcloudech1lsC1.c1" ; :history = "created by Zeb DataStore, 27-Aug-98,23:49:23, $RCSfile: DFA_NetCDF.c,v $ $Revision: 3.47 $\n", "" ; }