CALIBRATION OF CO2-005 Relative vs. NOAA-1 /NOAA-2 on 24.4.2013 21:24 SUMMARY -------------------------------------------------------------------- CO2_ppm = 357.150 (+- 0.040, n= 44) d13C = -46.564 (+- 0.173, n= 44) d18O = -38.939 (+- 0.371, n= 44) -------------------------------------------------------------------- DETAILS OF CALIBRATION -------------------------------------------------------------------- Raw Measured 12CO2 CO2-005 = 358.5048 (+- 0.04046) ppm Raw Measured 13CO2 CO2-005 = 3.8448 (+- 0.00032) ppm Raw Measured 18O CO2-005 = 1.4811 (+- 0.00045) ppm Raw Measured T_CO2 CO2-005 = 364.1249 (+- 0.04002) ppm Raw Measured 12CO2 NOAA-1 = 399.0750 (+- 0.04181) ppm Raw Measured 13CO2 NOAA-1 = 4.4481 (+- 0.00044) ppm Raw Measured 18O NOAA-1 = 1.7073 (+- 0.00041) ppm Raw Measured T_CO2 NOAA-1 = 405.5580 (+- 0.04127) ppm Raw Measured 12CO2 NOAA-2 = 467.9663 (+- 0.04126) ppm Raw Measured 13CO2 NOAA-2 = 5.1993 (+- 0.00036) ppm Raw Measured 18O NOAA-2 = 1.9949 (+- 0.00041) ppm Raw Measured T_CO2 NOAA-2 = 475.5446 (+- 0.04101) ppm Ext Standard T_CO2 NOAA-1 = 398.231 (+- 398.231) ppm Ext Standard d13C NOAA-1 = -8.899 (+- 0.003) per mil Ext Standard d18O NOAA-1 = -4.227 (+- 0.003) per mil Ext Standard T_CO2 NOAA-2 = 467.628 (+- 467.628) ppm Ext Standard d13C NOAA-2 = -12.312 (+- 0.006) per mil Ext Standard d18O NOAA-2 = -7.636 (+- 0.006) per mil RMSE for 12CO2 linear fit = 0.040725 ppm RMSE for 13CO2 linear fit = 0.000392 ppm RMSE for 18O linear fit = 0.000393 ppm Slope for 12CO2 linear fit = 0.9918 ppm / ppm Slope for 13CO2 linear fit = 0.9844 ppm / ppm Slope for 18O linear fit = 0.9654 ppm / ppm Offs. for 12CO2 linear fit = -3.850465 ppm Offs. for 13CO2 linear fit = -0.035975 ppm Offs. for 18O linear fit = -0.018117 ppm Output created on Thu Apr 25 11:47:48 2013