2,DATETIME,DATETIME,MJD2K,DOUBLE,DateTime of balloon ascent defined relative to reference datetime of Jan 1st 2000 at 0:00:00 UT which is equal to 0.00,x
2,LATITUDE.LAUNCH,CONSTANT,deg,REAL,Launch geolocation (+ for north; - for south),x
2,LONGITUDE.LAUNCH,CONSTANT,deg,REAL,Launch geolocation (+ for east; - for west),x
2,ALTITUDE.LAUNCH,CONSTANT,m,REAL,Launch site Height ASL,x
2,PRESSURE,DATETIME,hPa,REAL,Pressure measurement from PTU sonde,x
2,TEMPERATURE,DATETIME,degC,REAL,Temperature measurement from PTU sonde,x
2,HUMIDITY.RELATIVE,DATETIME,%,REAL,Relative humidity measurement from PTU sonde,x
2,WIND.SPEED,DATETIME,m s-1,REAL,Wind speed from instrument package,x
2,WIND.DIRECTION,DATETIME,deg,REAL,Wind direction from instrument package,x
2,ALTITUDE.GPH,DATETIME,m,REAL,Geopotential height above mean sea level,x
2,ALTITUDE_GPS,DATETIME,m,REAL,Geometric height calculated from the GPS,x
2,LATITUDE,DATETIME,deg,REAL,In situ latitude (+ for north; - for south),x
2,LONGITUDE,DATETIME,deg,REAL,In situ longitude (+ for east; - for west),x
2,O3.PARTIAL.PRESSURE,DATETIME,mPa,REAL,In situ ozone partial pressure (see for details GAW Report No. 268; Annex-C; Section C-6.8),x
2,O3.PARTIAL.PRESSURE_UNCERTAINTY.COMBINED.STANDARD,DATETIME,mPa,REAL,Uncertainty estimate of the ozone partial pressure,x
2,O3.PARTIAL.PRESSURE_FLAG,DATETIME,1,BYTE,FlagDataReliability (using the WMO Code 0-33-020 convention in http://codes.wmo.int/bufr4/codeflag/0-33-020),x
2,CURRENT.CELL,DATETIME,uA,REAL,The measured (raw) electrical current of the cathode cell of the ozonesonde (see for details GAW Report No. 268; Annex-C; Section C-6.2),x
2,CURRENT.CELL_FAST,DATETIME,uA,REAL,The fast component of the measured electrical current of the ozonesonde which is originated from the fast reaction pathway of O3 + KI (New TDRM method),x
2,CURRENT.CELL_SLOW,DATETIME,uA,REAL,The slow component of the measured electrical current of the ozonesonde which is originated from the slow reaction pathway of O3 + KI (New TDRM method),x
2,CURRENT.CELL_FAST_UNCERTAINTY.COMBINED.STANDARD,DATETIME,uA,REAL,Uncertainty of the fast component of the measured electrical current of the ozonesonde,x
2,CURRENT.CELL_SLOW_UNCERTAINTY.COMBINED.STANDARD,DATETIME,uA,REAL,Uncertainty of the slow component of the measured electrical current of the ozonesonde,x
2,SAMPLE.TEMPERATURE,DATETIME,degC,REAL,The measured (raw) sample temperature of the ozonesonde which is usually either the box; external or internal pump temperature,x
2,PUMP.TEMPERATURE_CORRECTED,DATETIME,degC,REAL,Corrected pump temperature (derived from sample temperature (see also GAW Report No. 268; Section 3.3.8; B-2.1.9 and C-6.4),x
2,PUMP.TEMPERATURE_CORRECTED_UNCERTAINTY.COMBINED.STANDARD,DATETIME,degC,REAL,Uncertainty of the corrected pump temperature ,x
2,BACKGROUND.CURRENT,DATETIME,uA,REAL,Background Current (assumed to be background current IB1 measured after exposure of ozone. IB1 is assumed to be constant during the entire ozonesounding (see also GAW Report No. 268 Section 3.3.6 and C-6.3),x
2,ABSORPTION.EFFICIENCY,DATETIME,1,REAL,Efficiency Absorption (1.00 but if Cathode_Volume is 2.5 then apply GAW#268 Eq. E-3-11-C). See also GAW Report No. 268; Section 3.3.4; B-2.1.12 and C-6-5,x
2,FLAG.MEASUREMENT.DETAILS,DATETIME,1,BYTE,FlagDataDetails (See for details GAW Report No. 268 page 67: Data Flagging Scheme Part 03 and see some criteria in Table 5.1),x
2,FLAG.MEASUREMENT.RELIABILITY,CONSTANT,1,BYTE,Overall FlagDataReliability (using the WMO Code 0-33-020 convention in http://codes.wmo.int/bufr4/codeflag/0-33-020),x
2,BACKGROUND.CURRENT.IB0,CONSTANT,uA,REAL,Background prior to 5 uA (IB0),x
2,BACKGROUND.CURRENT.IB1,CONSTANT,uA,REAL,Background 10 min after 5 uA (IB1),x
2,BACKGROUND.CURRENT.IB1_DATE,CONSTANT,[empty],STRING,Time when IB1 was measured (ISO8601),x
2,BACKGROUND.CURRENT_CORRECTED,CONSTANT,uA,REAL,Background current used in processing (IB),x
2,BACKGROUND.CURRENT_CORRECTED_UNCERTAINTY.COMBINED.STANDARD,CONSTANT,uA,REAL,Unc_Background current used in processing (IB),x
2,BACKGROUND.CURRENT_TYPE,CONSTANT,[empty],STRING,Type of background used in processing (Possible values: IB0; IB1; IB2; TRC; Aux1; None),x
2,SOURCE.PRODUCT,INDEPENDENT,[empty],STRING,Information relevant to the source history of the Metadata and Data in form Original_Archive;Original_Filename;Original_File_Generation_Date,o