netcdf sgpmfrirt25mC1.b1.20010926.000000 { dimensions: time = UNLIMITED ; // (3246 currently) variables: int base_time ; base_time:string = "26-Sep-2001,0:00:00 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 2001-09-26 00:00:00 0:00" ; float up_long_hemisp(time) ; up_long_hemisp:long_name = "25 meter Upwelling Longwave Hemispheric Irradiance, Pyrgeometer" ; up_long_hemisp:units = "W/m2" ; up_long_hemisp:valid_min = -10.f ; up_long_hemisp:valid_max = 1000.f ; up_long_hemisp:resolution = 0.01f ; int qc_up_long_hemisp(time) ; qc_up_long_hemisp:long_name = "Quality check results on field: 25 meter Upwelling Longwave Hemispheric Irradiance, Pyrgeometer" ; qc_up_long_hemisp:units = "unitless" ; float up_short_hemisp(time) ; up_short_hemisp:long_name = "25 meter Upwelling Shortwave Hemispheric Irradiance, Pyranometer" ; up_short_hemisp:units = "W/m2" ; up_short_hemisp:valid_min = -10.f ; up_short_hemisp:valid_max = 1000.f ; up_short_hemisp:resolution = 0.1f ; int qc_up_short_hemisp(time) ; qc_up_short_hemisp:long_name = "Quality check results on field: 25 meter Upwelling Shortwave Hemispheric Irradiance, Pyranometer" ; qc_up_short_hemisp:units = "unitless" ; float up_long_dome_temp(time) ; up_long_dome_temp:long_name = "25 meter Longwave Dome Temperature, Pyrgeometer" ; up_long_dome_temp:units = "K" ; up_long_dome_temp:valid_min = 223.2f ; up_long_dome_temp:valid_max = 323.2f ; up_long_dome_temp:resolution = 0.01f ; int qc_up_long_dome_temp(time) ; qc_up_long_dome_temp:long_name = "Quality check results on field: 25 meter Longwave Dome Temperature, Pyrgeometer" ; qc_up_long_dome_temp:units = "unitless" ; float up_long_case_temp(time) ; up_long_case_temp:long_name = "25 meter Longwave Case Temperature, Pyrgeometer" ; up_long_case_temp:units = "K" ; up_long_case_temp:valid_min = 223.2f ; up_long_case_temp:valid_max = 323.2f ; up_long_case_temp:resolution = 0.01f ; int qc_up_long_case_temp(time) ; qc_up_long_case_temp:long_name = "Quality check results on field: 25 meter Longwave Case Temperature, Pyrgeometer" ; qc_up_long_case_temp:units = "unitless" ; float therm_volt(time) ; therm_volt:long_name = "Thermistor Excitation Voltage, Data Logger" ; therm_volt:units = "volts" ; therm_volt:valid_min = 2.3f ; therm_volt:valid_max = 2.7f ; therm_volt:resolution = 0.001f ; int qc_therm_volt(time) ; qc_therm_volt:long_name = "Quality check results on field: Thermistor Excitation Voltage, Data Logger" ; qc_therm_volt:units = "unitless" ; float sfc_ir_temp(time) ; sfc_ir_temp:long_name = "Effective Surface (Skin) Temperature" ; sfc_ir_temp:units = "K" ; sfc_ir_temp:valid_min = 223.2f ; sfc_ir_temp:valid_max = 323.2f ; sfc_ir_temp:valid_delta = 50.f ; sfc_ir_temp:spectral_range = "[9.6, 11.5] micrometers" ; sfc_ir_temp:accuracy = "+/- 0.5 K" ; sfc_ir_temp:serial_number = "1029" ; int qc_sfc_ir_temp(time) ; qc_sfc_ir_temp:long_name = "Quality check results on field: Effective Surface (Skin) Temperature" ; qc_sfc_ir_temp:units = "unitless" ; float logger_temp(time) ; logger_temp:long_name = "Data Logger Temperature" ; logger_temp:units = "degrees C" ; logger_temp:valid_min = -25.f ; logger_temp:valid_max = 50.f ; logger_temp:resolution = 0.1f ; int qc_logger_temp(time) ; qc_logger_temp:long_name = "Quality check results on field: Data Logger Temperature" ; qc_logger_temp:units = "unitless" ; float logger_volt(time) ; logger_volt:long_name = "Data Logger Supply Voltage" ; logger_volt:units = "volts" ; logger_volt:valid_min = 9.6f ; logger_volt:valid_max = 16.f ; logger_volt:resolution = 0.01f ; int qc_logger_volt(time) ; qc_logger_volt:long_name = "Quality check results on field: Data Logger Supply Voltage" ; qc_logger_volt:units = "unitless" ; 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: :proc_level = "b1" ; :mqc_software = "$Id: mentorQC_main.c,v 1.39 2001/07/02 16:41:19 koontz Exp $" ; :ingest_software = " mfrirt_ingest.c,v 1.3 2001/04/26 16:45:17 koontz Exp $" ; :input_source = "a1 file generated from: a0 file generated from: mfrirt25m1:/data/collection/sgp/sgpmfrirt25mC1.00//mfr25mC1.20010926.000203.C1" ; :site_id = "sgp" ; :facility_id = "C1 : Central_Facility" ; :comment = " " ; :resolution_description = "The resolution field attributes refer to the number of significant\n", "digits relative to the decimal point that should be used in\n", "calculations. Using fewer digits might result in greater uncertainty;\n", "using a larger number of digits should have no effect and thus is\n", "unnecessary. However, analyses based on differences in values with\n", "a larger number of significant digits than indicated could lead to\n", "erroneous results or misleading scientific conclusions.\n", "\n", "resolution for lat= 0.001\n", "resolution for lon = 0.001\n", "resolution for alt = 1" ; :internal_latitude = "36.600952" ; :internal_longitude = "97.481689" ; :sample_int = "20 seconds" ; :averaging_int = "20 seconds" ; :logger_software_version = "13" ; :serial_number = "F243" ; :head_id = "B164" ; :flags = "0" ; :alltime_aux = "235340033" ; :dayonly_aux = "4194558" ; :record_size = "4860" ; :zeb_platform = "sgpmfrirt25mC1.b1" ; :history = "created by the Zebra DataStore library, 26-Sep-2001,1:39:49, $RCSfile: DFA_NetCDF.c,v $ $Revision: 3.53 $\n", "" ; :qc_method = "Standard Mentor QC" ; :Mentor_QC_Field_Information = "For each qc_ interpret the values as follows:\n", "\n", "Basic mentor QC checks:\n", "=======================\n", "A value of 0 means that no mentor QC (missing/min/max/delta) checks failed\n", "A value of 1 means that the sample contained a \'missing data\' value\n", "A value of 2 means that the sample failed the \'minimum\' check\n", "A value of 4 means that the sample failed the \'maximum\' check\n", "A value of 8 means that the sample failed the \'delta\' check\n", "\n", " Note that the delta computation for multi-dimensioned data \n", " compares the absolute value between points in the same spatial \n", " location, at the next point in time. \n", "\n", "Possible Combinations of mentor QC check results:\n", "=================================================\n", "\n", "A value of 3 means that the sample failed the \'missing and minimum\' checks\n", "A value of 5 means that the sample failed the \'missing and maximum\' checks\n", "A value of 7 means that the sample failed the \'missing, minimum and maximum\' checks\n", "A value of 9 means that the sample failed the \'missing and delta\' checks\n", "A value of 10 means that the sample failed the \'minimum and delta\' checks\n", "A value of 11 means that the sample failed the \'missing, minimum and delta\' checks\n", "A value of 12 means that the sample failed the \'maximum and delta\' checks\n", "A value of 14 means that the sample failed the \'minimum, maximum and delta\' checks\n", "A value of 15 means that the sample failed the \'missing, minimum, maximum and delta\' checks\n", "\n", "If the associated non-QC field does not contain any mentor-specified minimum,\n", "maximum or delta information, we do not generate a qc_field.\n", "" ; }