CALIBRATION OF CO2-010 Relative vs. NOAA-1 /NOAA-2 on 28.2.2014 16:10 SUMMARY -------------------------------------------------------------------- CO2_ppm = 400.353 (+- 0.184, n= 29) d13C = -33.361 (+- 0.189, n= 29) d18O = -8.608 (+- 0.151, n= 29) -------------------------------------------------------------------- DETAILS OF CALIBRATION -------------------------------------------------------------------- Raw Measured 12CO2 CO2-010 = 411.6006 (+- 0.26232) ppm Raw Measured 13CO2 CO2-010 = 4.4875 (+- 0.00229) ppm Raw Measured 18O CO2-010 = 1.7149 (+- 0.00082) ppm Raw Measured T_CO2 CO2-010 = 418.1408 (+- 0.26393) ppm Raw Measured 12CO2 NOAA-1 = 409.3242 (+- 0.17190) ppm Raw Measured 13CO2 NOAA-1 = 4.5744 (+- 0.00078) ppm Raw Measured 18O NOAA-1 = 1.7129 (+- 0.00026) ppm Raw Measured T_CO2 NOAA-1 = 415.9474 (+- 0.17119) ppm Raw Measured 12CO2 NOAA-2 = 479.9685 (+- 0.17192) ppm Raw Measured 13CO2 NOAA-2 = 5.3446 (+- 0.00103) ppm Raw Measured 18O NOAA-2 = 2.0006 (+- 0.00038) ppm Raw Measured T_CO2 NOAA-2 = 487.7076 (+- 0.17094) 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 No of values filtered = 14 RMSE for 12CO2 linear fit = 0.163370 ppm RMSE for 13CO2 linear fit = 0.000863 ppm RMSE for 18O linear fit = 0.000312 ppm Slope for 12CO2 linear fit = 0.9671 ppm / ppm Slope for 13CO2 linear fit = 0.9601 ppm / ppm Slope for 18O linear fit = 0.9648 ppm / ppm Offs. for 12CO2 linear fit = -3.932622 ppm Offs. for 13CO2 linear fit = -0.049022 ppm Offs. for 18O linear fit = -0.022474 ppm Output created on Wed May 14 16:37:08 2014