netcdf nsaacarsX1.a1.20080531.000000 { dimensions: recNum = UNLIMITED ; // (30 currently) enLen = 12 ; rptStationLen = 4 ; AirportIdLen = 6 ; dateLen = 30 ; variables: int missingInputMinutes ; missingInputMinutes:long_name = "missing minutes of input data" ; missingInputMinutes:units = "minutes" ; char minDate(dateLen) ; minDate:long_name = "minimum observation date" ; minDate:units = "human-readable min date/time" ; char maxDate(dateLen) ; maxDate:long_name = "maximum observation date" ; maxDate:units = "human-readable max date/time" ; double minSecs ; minSecs:long_name = "minimum observation time" ; minSecs:units = "seconds since 1970-1-1 00:00:00" ; double maxSecs ; maxSecs:long_name = "maximum observation time" ; maxSecs:units = "seconds since 1970-1-1 00:00:00" ; float latitude(recNum) ; latitude:units = "degree_N" ; latitude:valid_range = 0.f, 90.f ; latitude:_FillValue = 99999.f ; float longitude(recNum) ; longitude:units = "degree_E" ; longitude:valid_range = -180.f, 180.f ; longitude:_FillValue = 99999.f ; float altitude(recNum) ; altitude:units = "meter (pressure altitude, msl)" ; altitude:_FillValue = 99999.f ; altitude:valid_min = -100.f ; double timeObs(recNum) ; timeObs:long_name = "time of observation" ; timeObs:units = "seconds since 1970-1-1 00:00:00" ; timeObs:_FillValue = 0. ; float temperature(recNum) ; temperature:units = "Kelvin" ; temperature:_FillValue = 99999.f ; float windDir(recNum) ; windDir:long_name = "Wind Direction" ; windDir:units = "degree_true" ; windDir:_FillValue = 99999.f ; windDir:valid_range = 0.f, 359.99f ; float windSpeed(recNum) ; windSpeed:long_name = "Wind Speed" ; windSpeed:units = "meter/sec" ; windSpeed:_FillValue = 99999.f ; windSpeed:valid_min = 0.f ; float heading(recNum) ; heading:long_name = "heading of flight path over ground" ; heading:units = "degree_true" ; heading:_FillValue = 99999.f ; heading:valid_range = 0.f, 359.99f ; float mach(recNum) ; mach:long_name = "mach number (0-1)" ; float waterVaporMR(recNum) ; waterVaporMR:long_name = "downlinked water vapor mixing ratio" ; waterVaporMR:units = "none" ; waterVaporMR:_FillValue = -1.f ; float correctedWVMR(recNum) ; correctedWVMR:long_name = "corrected water vapor mixing ratio" ; correctedWVMR:units = "none" ; correctedWVMR:_FillValue = -1.f ; float downlinkedRH(recNum) ; downlinkedRH:long_name = "downlinked relative humidity" ; downlinkedRH:units = "none" ; downlinkedRH:_FillValue = -1.f ; float dewpoint(recNum) ; dewpoint:long_name = "Dew Point (Kelvin)" ; dewpoint:units = "Kelvin" ; dewpoint:_FillValue = 99999.f ; float rh_probe(recNum) ; rh_probe:long_name = "RH in probe (0-1), w/ Vaisala correction un-done" ; rh_probe:_FillValue = 0.f ; float medTurbulence(recNum) ; medTurbulence:long_name = "Median eddy dissipation rate" ; medTurbulence:units = "m^(2/3) s^-1" ; medTurbulence:_FillValue = -9.99f ; medTurbulence:value_254 = "Bad CGA" ; medTurbulence:value_253 = "Bad ALT" ; medTurbulence:value_252 = "Bad MACH" ; medTurbulence:value_251 = "Bad MASS" ; medTurbulence:value_250 = "Bad FLAP" ; medTurbulence:value_249 = "Bad AUTO" ; float maxTurbulence(recNum) ; maxTurbulence:long_name = "Maximum eddy dissipation rate" ; maxTurbulence:units = "m^(2/3) s^-1" ; maxTurbulence:_FillValue = -9.99f ; maxTurbulence:value_254 = "Bad CGA" ; maxTurbulence:value_253 = "Bad ALT" ; maxTurbulence:value_252 = "Bad MACH" ; maxTurbulence:value_251 = "Bad MASS" ; maxTurbulence:value_250 = "Bad FLAP" ; maxTurbulence:value_249 = "Bad AUTO" ; float vertAccel(recNum) ; vertAccel:long_name = "peak vertical acceleration" ; vertAccel:units = "meters/sec/sec" ; vertAccel:valid_range = -99.9, 99.9 ; vertAccel:_FillValue = 99999.f ; float vertGust(recNum) ; vertGust:long_name = "peak vertical gust" ; vertGust:units = "meters/sec" ; vertGust:_FillValue = 99999.f ; int icingCondition(recNum) ; icingCondition:long_name = "Delta airlines icing value" ; icingCondition:_FillValue = -1 ; char en_tailNumber(recNum, enLen) ; en_tailNumber:long_name = "FSL-encrypted tail number" ; int dataType(recNum) ; dataType:long_name = "Type of data produced by platform" ; dataType:_FillValue = 0 ; dataType:value_1 = "vertical-acceleration measuring aircraft" ; dataType:value_2 = "eddy dis. rate measuring aircraft" ; dataType:value_3 = "vapor measuring aircraft" ; dataType:value_4 = "vertical gust measuring aircraft" ; dataType:value_5 = "ice measuring aircraft" ; byte dataSource(recNum) ; dataSource:long_name = "data stream that provided the data" ; dataSource:value_0 = "ACARS (direct to FSL from airlines)" ; dataSource:value_1 = "MDCRS (from TG\'s BUFR file from ARINC)" ; dataSource:value_2 = "appeared in both ACARS and MDCRS data streams" ; dataSource:value_3 = "AMDAR data, including LH BUFR data" ; byte dataDescriptor(recNum) ; dataDescriptor:long_name = "AWIPS-type data descriptor" ; dataDescriptor:units = " good= R or T , bad= X" ; byte errorType(recNum) ; errorType:units = " temp=T, wind=W, both=B " ; byte rollFlag(recNum) ; rollFlag:long_name = "Aircraft roll angle flag " ; rollFlag:units = " G = < 5 degrees, B = > 5 degrees" ; byte waterVaporQC(recNum) ; waterVaporQC:long_name = "water vapor mixing ratio QC character" ; waterVaporQC:value_0 = "Normal, Ground speed > 60 knots." ; waterVaporQC:value_1 = "Normal, nonmeasurement mode, Ground speed < 60 knots" ; waterVaporQC:value_2 = "Small RH, RH measured is < 1.5%;RH set to 1.5%" ; waterVaporQC:value_3 = "Humidity element wet. RH = 5.0v for < 120s" ; waterVaporQC:value_4 = "Element contatminated. RH=5v for>120s" ; waterVaporQC:value_5 = "Heater fail" ; waterVaporQC:value_6 = "Heater fail and wet/contatminated element" ; waterVaporQC:value_7 = "1 or more inputs invalid" ; waterVaporQC:value_8 = "Numeric error" ; waterVaporQC:value_9 = "Dew point greater than temperature" ; byte interpolatedTime(recNum) ; interpolatedTime:long_name = "UPS ascent/descent time interpolation indicator" ; interpolatedTime:units = "r for raw data, i for interpolated" ; byte interpolatedLL(recNum) ; interpolatedLL:long_name = "UPS ascent/descent lat&lon interpolation indicator" ; interpolatedLL:units = "r for raw data, i for interpolated" ; byte tempError(recNum) ; tempError:units = "good= p ,bad= W or C ,unknown= -" ; byte windDirError(recNum) ; windDirError:units = " good= p ,bad= B ,unknown= -" ; byte windSpeedError(recNum) ; windSpeedError:units = " good= p ,bad= F or S ,unknown= -" ; byte speedError(recNum) ; speedError:long_name = "Aircraft ground speed error" ; speedError:units = " good= p ,bad= F or S ,unknown= -" ; byte bounceError(recNum) ; bounceError:long_name = "Aircraft altitude variance error" ; bounceError:units = "good= p ,bad= H or L ,unknown= -" ; byte correctedFlag(recNum) ; correctedFlag:long_name = "Corrected data indicator" ; correctedFlag:units = "r,l,T,f,or t" ; correctedFlag:value_r = "raw data" ; correctedFlag:value_l = "lat/lon correction (other than interpolation)" ; correctedFlag:value_T = "temperature correction" ; correctedFlag:value_f = "longitude and wind direction flipped" ; correctedFlag:value_t = "obs time has been set to the report receipt time" ; char rptStation(recNum, rptStationLen) ; rptStation:long_name = "Station reporting through" ; rptStation:_FillValue = " " ; double timeReceived(recNum) ; timeReceived:long_name = "time data was received at ground station" ; timeReceived:units = "seconds since 1970-1-1 00:00:00" ; timeReceived:_FillValue = 0. ; double fileTimeFSL(recNum) ; fileTimeFSL:long_name = "time data was received in raw file at FSL" ; fileTimeFSL:units = "seconds since 1970-1-1 00:00:00" ; fileTimeFSL:_FillValue = 0. ; char origAirport(recNum, AirportIdLen) ; origAirport:long_name = "Originating Airport" ; origAirport:valueUNKN = " " ; origAirport:FillValue = " " ; int orig_airport_id(recNum) ; orig_airport_id:long_name = "Orig Airport ID from airport_info.dat" ; char destAirport(recNum, AirportIdLen) ; destAirport:long_name = "Destination Airport" ; destAirport:valueUNKN = " " ; destAirport:FillValue = " " ; int dest_airport_id(recNum) ; dest_airport_id:long_name = "Dest Airport ID from airport_info.dat" ; // global attributes: :title = "ACARS data, encrypted tail numbers" ; :reference = "FSL encrypted ACARS, 19-Feb-2003" ; :version = "2.7" ; }