Class 15 BUFR/CREX Physical/chemical constituents – BUFR CREX TABLE DATA DATA REFERENCE ELEMENT NAME UNIT SCALE REFERENCE WIDTH UNIT SCALE WIDTH F X Y VALUE (Bits) (Characters) 0 15 001 Total ozone DU 0 0 10 DU 0 4 0 15 002 Air mass (slant path at 22 km) Numeric 2 0 10 Numeric 2 3 0 15 003 Measured ozone partial pressure Pa 4 0 9 nbar 0 3 (sounding) (see Note 1) 0 15 004 Ozone sounding correction factor (CF) Numeric 3 0 11 Numeric 3 4 (see Note 2) 0 15 005 Ozone p (see Note 3) DU 0 0 10 DU 0 3 0 15 008 Significand of volumetric mixing ratio Numeric 0 0 10 Numeric 0 4 0 15 011 Log10 of integrated electron density 3 14000 13 3 4 log (m–2) log (m–2) 0 15 012 Total electron count per square metre 0 6 2 m–2 m–2 –16 –16 0 15 015 Maximum image spectral component Numeric 0 0 31 Numeric 0 10 before normalization 0 15 020 Integrated ozone density 8 0 21 8 7 kg m–2 kg m–2 0 15 021 Integrated mass density 11 0 31 11 10 kg m–2 kg m–2 0 15 024 Optical depth Numeric 4 0 24 Numeric 4 8 0 15 025 Type of pollutant Code table 0 0 4 Code table 0 2 0 15 026 9 0 9 9 3 Concentration of pollutant (mol mol–1) mol mol–1 mol mol–1 0 15 027 9 0 10 9 4 Concentration of pollutant (kg m–3) kg m–3 kg m–3 0 15 028 Mole fraction of atmospheric 5 0 16 5 5 ‰ ‰ constituent/pollutant in dry air 0 15 029 Extinction coefficient 9 0 30 9 10 m–1 m–1 0 15 030 Aerosol contamination index (see Numeric 2 12 Numeric 2 4 –1000 Note 6) 0 15 031 Atmospheric path delay in satellite m 4 10000 15 m 4 5 signal (continued)
Class 15 – BUFR/CREX Physical/chemical constituents BUFR CREX TABLE DATA DATA REFERENCE ELEMENT NAME UNIT SCALE REFERENCE WIDTH UNIT SCALE WIDTH F X Y VALUE (Bits) (Characters) 0 15 001 Total ozone DU 0 0 10 DU 0 4 0 15 002 Air mass (slant path at 22 km) Numeric 2 0 10 Numeric 2 3 0 15 003 Measured ozone partial pressure (sounding) (see Note 1) Pa 4 0 9 nbar 0 3 0 15 004 Ozone sounding correction factor (CF) (see Note 2) Numeric 3 0 11 Numeric 3 4 0 15 005 Ozone p (see Note 3) DU 0 0 10 DU 0 3 0 15 008 Significand of volumetric mixing ratio Numeric 0 0 10 Numeric 0 4 0 15 011 Log10 of integrated electron density log (m–2) 3 14000 13 log (m–2) 3 4 0 15 012 Total electron count per square metre m–2 –16 0 6 m–2 –16 2 0 15 015 Maximum image spectral component before normalization Numeric 0 0 31 Numeric 0 10 0 15 020 Integrated ozone density kg m–2 8 0 21 kg m–2 8 7 0 15 021 Integrated mass density kg m–2 11 0 31 kg m–2 11 10 0 15 024 Optical depth Numeric 4 0 24 Numeric 4 8 0 15 025 Type of pollutant Code table 0 0 4 Code table 0 2 0 15 026 Concentration of pollutant (mol mol–1) mol mol–1 9 0 9 mol mol–1 9 3 0 15 027 Concentration of pollutant (kg m–3) kg m–3 9 0 10 kg m–3 9 4 0 15 028 Mole fraction of atmospheric constituent/pollutant in dry air ‰ 5 0 16 ‰ 5 5 0 15 029 Extinction coefficient m–1 9 0 30 m–1 9 10 0 15 030 Aerosol contamination index (see Note 6) Numeric 2 –1000 12 Numeric 2 4 0 15 031 Atmospheric path delay in satellite signal m 4 10000 15 m 4 5 (continued)
WMO306_vI2_BUFRCREX_TableB_en.docx