netcdf sgpgaeriprofB1.c1.20031011.002501 { dimensions: time = UNLIMITED ; // (189 currently) height = 48 ; variables: int base_time ; base_time:string = "11-Oct-2003,0:25:01 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 2003-10-11 00:25:01 0:00" ; float height(height) ; height:long_name = "Height array for the profile" ; height:units = "meters above ground level" ; float pressure(time, height) ; pressure:long_name = "Pressure" ; pressure:units = "mb" ; pressure:explanation_of_-8888 = "Blank value inserted at and above cloud base height" ; float temperature(time, height) ; temperature:long_name = "Retrieved absolute temperature" ; temperature:units = "K" ; temperature:explanation_of_-8888 = "Blank value inserted at and above cloud base height" ; float dewpointTemperature(time, height) ; dewpointTemperature:long_name = "Retrieved dewpoint temperature" ; dewpointTemperature:units = "K" ; dewpointTemperature:explanation_of_-8888 = "Blank value inserted at and above cloud base height" ; float waterVaporMixingRatio(time, height) ; waterVaporMixingRatio:long_name = "Retrieved water vapor mixing ratio" ; waterVaporMixingRatio:units = "g/Kg" ; waterVaporMixingRatio:explanation_of_-8888 = "Blank value inserted at and above cloud base height" ; float cloudBaseHeight(time) ; cloudBaseHeight:long_name = "Cloud base height used during retrieval" ; cloudBaseHeight:units = "meters AGL" ; cloudBaseHeight:comment = "Taken from the {Belfort laser ceilometer OR Micropulse lidar}" ; cloudBaseHeight:explanation_of_-30 = "clear sky" ; cloudBaseHeight:explanation_of_-60 = "fog" ; cloudBaseHeight:explanation_of_60 = "beam blocked" ; cloudBaseHeight:missing_value = "-9999" ; float totalPrecipitalWater(time) ; totalPrecipitalWater:long_name = "Total precipital water used to constrain the retrieval" ; totalPrecipitalWater:units = "cm" ; totalPrecipitalWater:comment = "Taken from the microwave radiometer" ; totalPrecipitalWater:missing_value = "-9999" ; float init_pressure(time) ; init_pressure:long_name = "Initial surface pressure used in retrieval" ; init_pressure:units = "mb" ; float init_temperature(time) ; init_temperature:long_name = "Initial surface absolute temperature used in retrieval" ; init_temperature:units = "K" ; float init_dewpointTemperature(time) ; init_dewpointTemperature:long_name = "Initial surface dewpoint temperature used in retrieval" ; init_dewpointTemperature:units = "K" ; float init_waterVaporMixingRatio(time) ; init_waterVaporMixingRatio:long_name = "Initial water vapor mixing ratio used in retrieval" ; init_waterVaporMixingRatio:units = "g/Kg" ; float water_flag(time) ; water_flag:long_name = "Flag indicating where the initial surface water measurements are from: 0-> SMOS, 1-> AERI" ; water_flag:units = "unitless" ; water_flag:comment = "The AERI\'s rh sensor may not provide an accurate estimate of the atmospheric relative humidity, since it is enclosed" ; float input_flag(time) ; input_flag:long_name = "Flag indicating which instruments were available and provided input for the retrieval" ; input_flag:units = "unitless" ; input_flag:comment_digit_1 = "Goes retrieved profiles used" ; input_flag:comment_digit_10 = "Raman lidar water vapor profile used" ; input_flag:comment_digit_100 = "Microwave radiometer total precipitable water vapor used" ; input_flag:comment_digit_1000 = "MPL Cloud base height used" ; input_flag:comment_digit_10000 = "BLC Cloud base height used" ; input_flag:comment_digit_100000 = "VCEIL Cloud base height used" ; input_flag:comment_digit_1000000 = "THWAPS values (P,T,U) used as surface constraints" ; input_flag:comment_digit_10000000 = "SMOS values (P,T,U) used as surface constraints" ; input_flag:comment_digit_100000000 = "OKMET values (P,T,U) used as surface constraints" ; float status_flag(time) ; status_flag:long_name = "Flag indicating aeri retrieval status" ; status_flag:units = "unitless" ; status_flag:flag_set_0 = "normal completions (successful retrievals)" ; status_flag:flag_set_1 = "(not used right now)" ; status_flag:flag_set_2 = "skipped for DQ reasons (AERI or SMOS)" ; status_flag:flag_set_3 = "skipped because hatch was closed" ; status_flag:flag_set_4 = "uncertainty in sky conditions causes skip" ; status_flag:flag_set_5 = "low cloud causes skip" ; status_flag:flag_set_6 = "cloud signal too large causes skip" ; status_flag:flag_set_7 = "residual between model and observed too large --> skip" ; status_flag:flag_set_8 = "double saturation check mandates skip" ; status_flag:flag_set_9 = "(not used right now)" ; float lat ; lat:long_name = "north latitude" ; lat:units = "degrees" ; lat:valid_min = -90.f ; lat:valid_max = 90.f ; float lon ; lon:long_name = "east longitude" ; lon:units = "degrees" ; lon:valid_min = -180.f ; lon:valid_max = 180.f ; float alt ; alt:long_name = "altitude" ; alt:units = "meters above Mean Sea Level" ; // global attributes: :Date = "Wed Oct 15 20:45:35 2003" ; :Version = "$State: process-vap-aeriprof-1.19-0 $" ; :Command_Line = "aeriprof -d 20031011 -f B1 -g" ; :Input_Platforms = "sgpaerich1B1.a1, sgpaerich2B1.a1, NULLplatform, NULLplatform, sgpvceil25kB1.a1, sgpthwapsB1.b1, sgp30smosE5.a1, NULLplatform, sgpg12profB1.a1, sgp5mwravgB1.c1, NULLplatform, sgp30smosE5.b1, sgpvceil25kB1.b1" ; :BW_Version = "Working_4_1" ; :SSEC_retrieval_version = "$SSEC_id: aeriret.for 2.0 1999/10/27 BenH Release_2_0 BenH $ " ; :Platform_description = "Profiles of temperature and water vapor physically retrieved from the AERI spectra" ; :Reference1_line_1 = "AERI A measurement system for continuous profiling of boundary layer thermodynamic structure" ; :Reference1_line_2 = "Feltz, W. F., W. L. Smith, R. O. Knuteson, H. R. Revercomb, H. B. Howell, Harold H. Woolf," ; :Reference1_line_3 = "1998: Meteorological Applications of Temperature and Water Vapor Retrievals from the Ground-Based Atmospheric Emitted Radiance Interferometer (AERI). Bull. Amer. Meteor. Soc., 37, 857-875." ; :Reference2_line_1 = "Smith, W. L., W. F. Feltz, R. O. Knuteson, H. R. Revercomb, H. B. Howell, Harold H. Woolf," ; :Reference2_line_2 = "1998: The Retrieval of Planetary Boundary Layer Structure Using Ground Based Infrared Spectral Radiance Measurements. Journal of Atmospheric and Oceanic Technology, 16, 323-333, March 1999." ; :Reference3_line_1 = "Meteorological applications of the Atmospheric Emitted Radiance Interferometer (AERI)" ; :Reference3_line_2 = "W. F. Feltz" ; :Reference3_line_3 = "Master of Science Thesis, Univ. of Wisconsin, Madison, 1994" ; :Web_Page = "http://cimss.ssec.wisc.edu/aeriwww/aeri/" ; :Water_vapor_retrieval_spectral_regions = "538-588 : 1250-1350" ; :Temperature_retrieval_spectral_regions = "612-618 : 624-660 : 674-713 : 2223-2260" ; :Retrieval_outcome_results_header = "Possible, successful, DQ, hatch, uncertain sky, low cloud, large cloud signal, large resid, double saturation, other" ; :Retrieval_outcome_results_comment = "Besides the first two, the rest indicate the number of skipped retrievals for each case" ; :Retrieval_outcome_results = "189, 88, 0, 35, 3, 19, 0, 0, 31, 0" ; :SSEC_base_version = "$ Release_2 $ " ; :Bias_file_version = "970821.000000" ; :RMS_file_version = "970821.000000" ; :Minimum_emissivity = "0.002000" ; :Smoother_pass_count = "100" ; :Smoother_low_alt_pressure = "1000.000000 mb" ; :Smoother_high_alt_pressure = "600.000000 mb" ; :Smoother_weight = "1.000000" ; :Maximum_number_of_iterations = "5" ; :Physical_retrieval_bias_used = "Yes" ; :Shift_guess_profile = "No" ; :Use_radiative_surface_temp = "Yes" ; :Retrieval_top_pressure = "750.000000 mb" ; :Retrieval_conditioning_parameter = "0.001000" ; :Retrieval_restriction_criterion = "100.000000" ; :Cloud_search_minimum_pressure = "500.000000 mb" ; :Cloud_search_minimum_amount = "0.001000 " ; :Cloud_search_maximum_pressure = "800.000000 mb" ; :Cloud_search_maximum_amount = "0.400000 " ; :Cloud_computation_used = "Yes" ; :Stack_height = "0.000000 meters" ; :Surface_pressure_lower_bound = "900.000000 mb" ; :Surface_pressure_upper_bound = "1020.000000 mb" ; :Surface_pressure_nominal_value = "1000.000000 mb" ; :AERI_scene_view_duration = "195.029999 seconds" ; :Minimum_temp_diff_hatch_open = "6.000000 Kelvin" ; :Minimum_temp_diff_clear_sky = "40.000000 Kelvin" ; :Maximum_residuals_brightness_temp = "0.800000 Kelvin" ; :Goes_temp_blend_height_bottom = "0.900000 km" ; :Goes_temp_blend_height_top = "1.300000 km" ; :Goes_dewpt_blend_height_bottom = "1.000000 km" ; :Goes_dewpt_blend_height_top = "2.000000 km" ; :zeb_platform = "sgpgaeriprofB1.c1" ; :history = "created by user dsmgr on machine fore at 15-Oct-2003,20:45:35, using $State: ds-zebra-zeblib-4.10-0 $" ; }