CALIBRATION OF CO2-011 Relative vs. NOAA-1 /NOAA-2 on 13.1.2014 21:46 SUMMARY -------------------------------------------------------------------- CO2_ppm = 456.774 (+- 0.234, n= 17) d13C = -37.079 (+- 0.182, n= 17) d18O = -15.338 (+- 0.078, n= 17) -------------------------------------------------------------------- DETAILS OF CALIBRATION -------------------------------------------------------------------- Raw Measured 12CO2 CO2-011 = 470.3320 (+- 0.23958) ppm Raw Measured 13CO2 CO2-011 = 5.1053 (+- 0.00225) ppm Raw Measured 18O CO2-011 = 1.9377 (+- 0.00100) ppm Raw Measured T_CO2 CO2-011 = 477.7609 (+- 0.24286) ppm Raw Measured 12CO2 NOAA-1 = 410.4623 (+- 0.11084) ppm Raw Measured 13CO2 NOAA-1 = 4.5859 (+- 0.00041) ppm Raw Measured 18O NOAA-1 = 1.7100 (+- 0.00046) ppm Raw Measured T_CO2 NOAA-1 = 417.0951 (+- 0.11173) ppm Raw Measured 12CO2 NOAA-2 = 481.2597 (+- 0.14532) ppm Raw Measured 13CO2 NOAA-2 = 5.3564 (+- 0.00034) ppm Raw Measured 18O NOAA-2 = 1.9980 (+- 0.00054) ppm Raw Measured T_CO2 NOAA-2 = 489.0092 (+- 0.14628) 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 = 0.120993 ppm RMSE for 13CO2 linear fit = 0.000350 ppm RMSE for 18O linear fit = 0.000471 ppm Slope for 12CO2 linear fit = 0.9650 ppm / ppm Slope for 13CO2 linear fit = 0.9598 ppm / ppm Slope for 18O linear fit = 0.9636 ppm / ppm Offs. for 12CO2 linear fit = -4.179728 ppm Offs. for 13CO2 linear fit = -0.058592 ppm Offs. for 18O linear fit = -0.017690 ppm Output created on Mon Jan 13 15:53:06 2014