Bulletin No. 9
APPENDIX D
RAF netCDF Information
netCDF File Header Example
netcdf 161rf03h {
dimensions:
Time = UNLIMITED ; // (32040 currently)
sps1 = 1 ;
sps25 = 25 ;
sps10 = 10 ;
variables:
int base_time ;
base_time:long_name = "Seconds since Jan 1, 1970." ;
float time_offset(Time) ;
time_offset:long_name = "Seconds since base_time." ;
float RSTB1(Time) ;
RSTB1:units = "C" ;
RSTB1:long_name = "Radiometric Surface Temperature" ;
RSTB1:Category = "Radiation" ;
RSTB1:missing_value = -32767.f ;
RSTB1:SampledRate = 5 ;
RSTB1:DataQuality = "Preliminary" ;
RSTB1:CalibrationCoefficients = -47.3f, 9.0787f, 0.0823f ;
float RSTT(Time) ;
RSTT:units = "C" ;
RSTT:long_name = "Radiometric Sky/Cloud-Base Temperature" ;
RSTT:Category = "Radiation" ;
RSTT:missing_value = -32767.f ;
RSTT:SampledRate = 5 ;
RSTT:DataQuality = "Preliminary" ;
RSTT:CalibrationCoefficients = -49.9f, 10.1537f ;
float SWB(Time) ;
SWB:units = "W/M2" ;
SWB:long_name = "Shortwave Irradiance, Bottom" ;
SWB:Category = "Radiation" ;
SWB:missing_value = -32767.f ;
SWB:SampledRate = 5 ;
SWB:DataQuality = "Preliminary" ;
SWB:CalibrationCoefficients = 2846.f, 283.9955f, 0.032f ;
float SWT(Time) ;
SWT:units = "W/M2" ;
SWT:long_name = "Shortwave Irradiance, Top" ;
SWT:Category = "Radiation" ;
SWT:missing_value = -32767.f ;
SWT:SampledRate = 5 ;
SWT:DataQuality = "Preliminary" ;
SWT:CalibrationCoefficients = 3129.7f, 314.52f, 0.061f ;
float TEO3C(Time) ;
TEO3C:units = "ppbv" ;
TEO3C:long_name = "Corrected TECO (UV) Ozone Concentration" ;
TEO3C:Category = "Chemistry" ;
TEO3C:missing_value = -32767.f ;
TEO3C:SampledRate = 5 ;
TEO3C:DataQuality = "Good" ;
TEO3C:CalibrationCoefficients = -1.77f, 20.344f ;
float TTRL(Time, sps25) ;
TTRL:units = "C" ;
TTRL:long_name = "Total Temperature, Radome Left" ;
TTRL:Category = "Uncorr\'d Raw" ;
TTRL:missing_value = -32767.f ;
TTRL:SampledRate = 250 ;
TTRL:DataQuality = "Preliminary" ;
TTRL:CalibrationCoefficients = -0.5f, 5.9697f, 0.0011f ;
float TTRR(Time, sps25) ;
TTRR:units = "C" ;
TTRR:long_name = "Total Temperature, Radome Right" ;
TTRR:Category = "Uncorr\'d Raw" ;
TTRR:missing_value = -32767.f ;
TTRR:SampledRate = 250 ;
TTRR:DataQuality = "Preliminary" ;
TTRR:CalibrationCoefficients = -1.f, 6.0386f ;
float TTWH(Time, sps25) ;
TTWH:units = "C" ;
TTWH:long_name = "Total Temperature, Deiced Wing" ;
TTWH:Category = "Uncorr\'d Raw" ;
TTWH:missing_value = -32767.f ;
TTWH:SampledRate = 25 ;
TTWH:DataQuality = "Preliminary" ;
TTWH:CalibrationCoefficients = -0.4f, 6.2252f, -0.0084f ;
float XGLWC(Time) ;
XGLWC:units = "g/M3" ;
XGLWC:long_name = "Gerber PV-100 Probe Liquid Water Content" ;
XGLWC:Category = "Liquid Water" ;
XGLWC:missing_value = -32767.f ;
XGLWC:SampledRate = 25 ;
XGLWC:DataQuality = "Good" ;
XGLWC:CalibrationCoefficients = 0.f, 1.f ;
XGLWC:_FillValue = -32767.f ;
float DAY(Time) ;
DAY:units = "day" ;
DAY:long_name = "Raw Tape Date Component" ;
DAY:Category = "None" ;
DAY:missing_value = -32767.f ;
DAY:SampledRate = 1 ;
DAY:DataQuality = "Good" ;
float GLAT(Time) ;
GLAT:units = "deg" ;
GLAT:long_name = "GPS Latitude" ;
GLAT:Category = "Position" ;
GLAT:missing_value = -32767.f ;
GLAT:SampledRate = 1 ;
GLAT:DataQuality = "Good" ;
float GLON(Time) ;
GLON:units = "deg" ;
GLON:long_name = "GPS Longitude" ;
GLON:Category = "Position" ;
GLON:missing_value = -32767.f ;
GLON:SampledRate = 1 ;
GLON:DataQuality = "Good" ;
float GVEW(Time) ;
GVEW:units = "M/s" ;
GVEW:long_name = "GPS Ground Speed Vector, East Component" ;
GVEW:Category = "Aircraft State" ;
GVEW:missing_value = -32767.f ;
GVEW:SampledRate = 1 ;
GVEW:DataQuality = "Good" ;
float GVNS(Time) ;
GVNS:units = "M/s" ;
GVNS:long_name = "GPS Ground Speed Vector, North Component" ;
GVNS:Category = "Aircraft State" ;
GVNS:missing_value = -32767.f ;
GVNS:SampledRate = 1 ;
GVNS:DataQuality = "Good" ;
float HGM232(Time) ;
HGM232:units = "M" ;
HGM232:long_name = "Geometric (Radar) Altitude (APN-232)" ;
HGM232:Category = "Position" ;
HGM232:missing_value = -32767.f ;
HGM232:SampledRate = 5 ;
HGM232:DataQuality = "Good" ;
HGM232:CalibrationCoefficients = 0.f, 1.f ;
float HOUR(Time) ;
HOUR:units = "hours" ;
HOUR:long_name = "Raw Tape Time Component" ;
HOUR:Category = "None" ;
HOUR:missing_value = -32767.f ;
HOUR:SampledRate = 1 ;
HOUR:DataQuality = "Good" ;
float MINUTE(Time) ;
MINUTE:units = "minutes" ;
MINUTE:long_name = "Raw Tape Time Component" ;
MINUTE:Category = "None" ;
MINUTE:missing_value = -32767.f ;
MINUTE:SampledRate = 1 ;
MINUTE:DataQuality = "Good" ;
float PITCH(Time) ;
PITCH:units = "deg" ;
PITCH:long_name = "Aircraft Pitch Angle" ;
PITCH:Category = "Aircraft State" ;
PITCH:missing_value = -32767.f ;
PITCH:SampledRate = 50 ;
PITCH:DataQuality = "Good" ;
float ROLL(Time) ;
ROLL:units = "deg" ;
ROLL:long_name = "Aircraft Roll Angle" ;
ROLL:Category = "Aircraft State" ;
ROLL:missing_value = -32767.f ;
ROLL:SampledRate = 50 ;
ROLL:DataQuality = "Good" ;
float SECOND(Time) ;
SECOND:units = "s" ;
SECOND:long_name = "Raw Tape Time Component" ;
SECOND:Category = "None" ;
SECOND:missing_value = -32767.f ;
SECOND:SampledRate = 1 ;
SECOND:DataQuality = "Good" ;
float THDG(Time) ;
THDG:units = "deg" ;
THDG:long_name = "Aircraft True Heading Angle" ;
THDG:Category = "Aircraft State" ;
THDG:missing_value = -32767.f ;
THDG:SampledRate = 25 ;
THDG:DataQuality = "Good" ;
float ALTX(Time) ;
ALTX:units = "M" ;
ALTX:long_name = "Altitude, Reference (MSL)" ;
ALTX:Category = "Position" ;
ALTX:missing_value = -32767.f ;
ALTX:DataQuality = "Good" ;
ALTX:Dependencies = "4 GALT ALT GSTAT GMODE" ;
float ATRR(Time, sps25) ;
ATRR:units = "C" ;
ATRR:long_name = "Ambient Temperature, Radome Right" ;
ATRR:Category = "Atmos. State" ;
ATRR:missing_value = -32767.f ;
ATRR:DataQuality = "Good" ;
ATRR:Dependencies = "2 TTRR XMACH2" ;
float ATWH(Time, sps25) ;
ATWH:units = "C" ;
ATWH:long_name = "Ambient Temperature, Deiced Wing" ;
ATWH:Category = "Atmos. State" ;
ATWH:missing_value = -32767.f ;
ATWH:DataQuality = "Good" ;
ATWH:Dependencies = "3 TTWH XMACH2 PSXC" ;
float ATX(Time, sps25) ;
ATX:units = "C" ;
ATX:long_name = "Ambient Temperature, Reference" ;
ATX:Category = "Atmos. State" ;
ATX:missing_value = -32767.f ;
ATX:DataQuality = "Good" ;
ATX:Dependencies = "1 ATRL" ;
float CONC3_RPC(Time, sps10) ;
CONC3_RPC:units = "N/cm3" ;
CONC3_RPC:long_name = "FSSP-300 Concentration (all cells)" ;
CONC3_RPC:Category = "PMS Probe" ;
CONC3_RPC:missing_value = -32767.f ;
CONC3_RPC:DataQuality = "Good" ;
CONC3_RPC:Dependencies = "1 CS300_RPC" ;
float CONC6_RWO(Time, sps10) ;
CONC6_RWO:units = "N/L" ;
CONC6_RWO:long_name = "260X Concentration (all cells)" ;
CONC6_RWO:Category = "PMS Probe" ;
CONC6_RWO:missing_value = -32767.f ;
CONC6_RWO:DataQuality = "Good" ;
CONC6_RWO:Dependencies = "1 C260X_RWO" ;
float CONCF_LPC(Time, sps10) ;
CONCF_LPC:units = "N/cm3" ;
CONCF_LPC:long_name = "FSSP-100 Concentration (all cells)" ;
CONCF_LPC:Category = "PMS Probe" ;
CONCF_LPC:missing_value = -32767.f ;
CONCF_LPC:DataQuality = "Good" ;
CONCF_LPC:Dependencies = "1 CS100_LPC" ;
float CONCN(Time, sps25) ;
CONCN:units = "N/cm3" ;
CONCN:long_name = "Condensation Nuclei (CN) Concentration" ;
CONCN:Category = "Chemistry" ;
CONCN:missing_value = -32767.f ;
CONCN:DataQuality = "Good" ;
CONCN:Dependencies = "2 CNTS FCNC" ;
CONCN:DIV = 1.f ;
float CONCP_RPO(Time, sps10) ;
CONCP_RPO:units = "N/cm3" ;
CONCP_RPO:long_name = "PCAS Concentration (all cells)" ;
CONCP_RPO:Category = "PMS Probe" ;
CONCP_RPO:missing_value = -32767.f ;
CONCP_RPO:DataQuality = "Good" ;
CONCP_RPO:Dependencies = "1 CS200_RPO" ;
float DBAR3_RPC(Time, sps10) ;
DBAR3_RPC:units = "uM" ;
DBAR3_RPC:long_name = "FSSP-300 Mean Particle Diameter" ;
DBAR3_RPC:Category = "PMS Probe" ;
DBAR3_RPC:missing_value = -32767.f ;
DBAR3_RPC:DataQuality = "Good" ;
DBAR3_RPC:Dependencies = "1 CS300_RPC" ;
float DBAR6_RWO(Time, sps10) ;
DBAR6_RWO:units = "uM" ;
DBAR6_RWO:long_name = "260X Mean Particle Diameter" ;
DBAR6_RWO:Category = "PMS Probe" ;
DBAR6_RWO:missing_value = -32767.f ;
DBAR6_RWO:DataQuality = "Good" ;
DBAR6_RWO:Dependencies = "1 C260X_RWO" ;
float DBARF_LPC(Time, sps10) ;
DBARF_LPC:units = "uM" ;
DBARF_LPC:long_name = "FSSP-100 Mean Particle Diameter" ;
DBARF_LPC:Category = "PMS Probe" ;
DBARF_LPC:missing_value = -32767.f ;
DBARF_LPC:DataQuality = "Good" ;
DBARF_LPC:Dependencies = "1 CS100_LPC" ;
float DBARP_RPO(Time, sps10) ;
DBARP_RPO:units = "uM" ;
DBARP_RPO:long_name = "PCAS Mean Particle Diameter" ;
DBARP_RPO:Category = "PMS Probe" ;
DBARP_RPO:missing_value = -32767.f ;
DBARP_RPO:DataQuality = "Good" ;
DBARP_RPO:Dependencies = "1 CS200_RPO" ;
float DPLA1(Time, sps25) ;
DPLA1:units = "C" ;
DPLA1:long_name = "Dew Point (Lyman Alpha)" ;
DPLA1:Category = "Atmos. State" ;
DPLA1:missing_value = -32767.f ;
DPLA1:DataQuality = "Good" ;
DPLA1:Dependencies = "2 RHOLA1 ATX" ;
float DPXC(Time, sps25) ;
DPXC:units = "C" ;
DPXC:long_name = "Dew Point Temperature, Reference" ;
DPXC:Category = "Atmos. State" ;
DPXC:missing_value = -32767.f ;
DPXC:DataQuality = "Good" ;
DPXC:Dependencies = "1 DPBC" ;
float MR(Time, sps25) ;
MR:units = "g/kg" ;
MR:long_name = "Mixing Ratio, T-Electric" ;
MR:Category = "Atmos. State" ;
MR:missing_value = -32767.f ;
MR:DataQuality = "Good" ;
MR:Dependencies = "2 PSXC EDPC" ;
float MRLA1(Time, sps25) ;
MRLA1:units = "g/kg" ;
MRLA1:long_name = "Mixing Ratio, Lyman-alpha" ;
MRLA1:Category = "Atmos. State" ;
MRLA1:missing_value = -32767.f ;
MRLA1:DataQuality = "Good" ;
MRLA1:Dependencies = "3 RHOLA1 PSXC ATX" ;
float ONE(Time) ;
ONE:units = "none" ;
ONE:long_name = "Constant value of 1." ;
ONE:Category = "Housekeeping" ;
ONE:missing_value = -32767.f ;
ONE:DataQuality = "Good" ;
ONE:Dependencies = "0" ;
float PLWCC(Time) ;
PLWCC:units = "g/M3" ;
PLWCC:long_name = "Corrected PMS-King Liquid Water Content" ;
PLWCC:Category = "Liquid Water" ;
PLWCC:missing_value = -32767.f ;
PLWCC:DataQuality = "Good" ;
PLWCC:Dependencies = "4 PLWC TASX ATX PSXC" ;
PLWCC:TWIRE_PMS = 145.f ;
PLWCC:TWIRE_TASFAC = 1.f ;
PLWCC:TWIRE_DIAM = 0.1805f ;
PLWCC:_FillValue = -32767.f ;
float PLWCC1(Time) ;
PLWCC1:units = "g/M3" ;
PLWCC1:long_name = "Corrected PMS-King Liquid Water Content" ;
PLWCC1:Category = "Liquid Water" ;
PLWCC1:missing_value = -32767.f ;
PLWCC1:DataQuality = "Good" ;
PLWCC1:Dependencies = "4 PLWC1 TASX ATX PSXC" ;
PLWCC1:TWIRE_PMS1 = 175.f ;
PLWCC1:TWIRE_TASFAC1 = 1.f ;
PLWCC1:TWIRE_DIAM1 = 0.1805f ;
PLWCC1:_FillValue = -32767.f ;
float PLWCF_LPC(Time, sps10) ;
PLWCF_LPC:units = "g/M3" ;
PLWCF_LPC:long_name = "FSSP-100 Water/Ice Content" ;
PLWCF_LPC:Category = "PMS Probe" ;
PLWCF_LPC:missing_value = -32767.f ;
PLWCF_LPC:DataQuality = "Good" ;
PLWCF_LPC:Dependencies = "1 CS100_LPC" ;
float PSXC(Time, sps25) ;
PSXC:units = "mbar" ;
PSXC:long_name = "Corrected Static Pressure, Reference" ;
PSXC:Category = "Atmos. State" ;
PSXC:missing_value = -32767.f ;
PSXC:DataQuality = "Good" ;
PSXC:Dependencies = "1 PSFDC" ;
float TASX(Time, sps25) ;
TASX:units = "M/s" ;
TASX:long_name = "Aircraft True Airspeed, Reference" ;
TASX:Category = "Aircraft State" ;
TASX:missing_value = -32767.f ;
TASX:DataQuality = "Good" ;
TASX:Dependencies = "1 TASHC" ;
float THETA(Time, sps25) ;
THETA:units = "K" ;
THETA:long_name = "Potential Temperature" ;
THETA:Category = "Thermodynamic" ;
THETA:missing_value = -32767.f ;
THETA:DataQuality = "Good" ;
THETA:Dependencies = "2 ATX PSXC" ;
float THETAE(Time, sps25) ;
THETAE:units = "K" ;
THETAE:long_name = "Equivalent Potential Temperature" ;
THETAE:Category = "Thermodynamic" ;
THETAE:missing_value = -32767.f ;
THETAE:DataQuality = "Good" ;
THETAE:Dependencies = "4 ATX PSXC EDPC MR" ;
float TTX(Time, sps25) ;
TTX:units = "C" ;
TTX:long_name = "Total Temperature, Reference" ;
TTX:Category = "Uncorr\'d Raw" ;
TTX:missing_value = -32767.f ;
TTX:DataQuality = "Good" ;
TTX:Dependencies = "1 TTRL" ;
float UIC(Time, sps25) ;
UIC:units = "M/s" ;
UIC:long_name = "GPS-Corrected Wind Vector, East Component" ;
UIC:Category = "Wind" ;
UIC:missing_value = -32767.f ;
UIC:DataQuality = "Good" ;
UIC:Dependencies = "1 WIC" ;
float VIC(Time, sps25) ;
VIC:units = "M/s" ;
VIC:long_name = "GPS-Corrected Wind Vector, North Component" ;
VIC:Category = "Wind" ;
VIC:missing_value = -32767.f ;
VIC:DataQuality = "Good" ;
VIC:Dependencies = "1 WIC" ;
float WDC(Time, sps25) ;
WDC:units = "deg" ;
WDC:long_name = "GPS-Corrected Horizontal Wind Direction" ;
WDC:Category = "Wind" ;
WDC:missing_value = -32767.f ;
WDC:DataQuality = "Good" ;
WDC:Dependencies = "2 UIC VIC" ;
float WIC(Time, sps25) ;
WIC:units = "M/s" ;
WIC:long_name = "GPS-Corrected Wind Vector, Vertical Gust Component" ;
WIC:Category = "Wind" ;
WIC:missing_value = -32767.f ;
WIC:DataQuality = "Good" ;
WIC:Dependencies = "9 TASX VEWC VNSC PITCH ROLL THDG ATTACK SSLIP WP3" ;
float WSC(Time, sps25) ;
WSC:units = "M/s" ;
WSC:long_name = "GPS-Corrected Horizontal Wind Speed" ;
WSC:Category = "Wind" ;
WSC:missing_value = -32767.f ;
WSC:DataQuality = "Good" ;
WSC:Dependencies = "2 UIC VIC" ;
float XTSURF(Time) ;
XTSURF:units = "C" ;
XTSURF:long_name = "" ;
XTSURF:OutputRate = 1 ;
XTSURF:VectorLength = 1 ;
XTSURF:_FillValue = -32767.f ;
XTSURF:missing_value = -32767.f ;
// global attributes:
:Source = "NCAR Research Aviation Facility" ;
:Address = "P.O. Box 3000, Boulder, CO 80307-3000" ;
:Phone = "(303) 497-1030" ;
:Conventions = "NCAR-RAF/nimbus" ;
:Version = "1.2" ;
:DateProcessed = "Apr 17 14:20 UTC 2002" ;
:ProjectName = "EPIC2001" ;
:Aircraft = "N130AR" ;
:ProjectNumber = "161" ;
:FlightNumber = "rf03" ;
:FlightDate = "09/07/2001" ;
:TimeInterval = "13:45:00-22:38:59" ;
:Categories = "Position,Thermodynamic,Aircraft State,Atmos. State,Liquid Water,Uncorr\'d Raw,Wind,PMS Probe,Housekeeping,Chemistry,Radiation,Non-Standard" ;
}
Last update:
Mon Sep 8 16:03:42 MDT 2003