CALIBRATION OF CO2-006 Relative vs. NOAA-1 /NOAA-2 on 10.7.2013 20:54 SUMMARY -------------------------------------------------------------------- CO2_ppm = 369.264 (+- 0.028, n= 33) d13C = -33.648 (+- 0.064, n= 33) d18O = -8.822 (+- 0.239, n= 33) -------------------------------------------------------------------- DETAILS OF CALIBRATION -------------------------------------------------------------------- Raw Measured 12CO2 CO2-006 = 335.4346 (+- 0.02564) ppm Raw Measured 13CO2 CO2-006 = 3.6483 (+- 0.00021) ppm Raw Measured 18O CO2-006 = 1.4428 (+- 0.00026) ppm Raw Measured T_CO2 CO2-006 = 340.8010 (+- 0.02562) ppm Raw Measured 12CO2 NOAA-1 = 361.2889 (+- 0.03901) ppm Raw Measured 13CO2 NOAA-1 = 4.0289 (+- 0.00048) ppm Raw Measured 18O NOAA-1 = 1.5602 (+- 0.00020) ppm Raw Measured T_CO2 NOAA-1 = 367.1745 (+- 0.03932) ppm Raw Measured 12CO2 NOAA-2 = 423.4820 (+- 0.03758) ppm Raw Measured 13CO2 NOAA-2 = 4.7065 (+- 0.00037) ppm Raw Measured 18O NOAA-2 = 1.8207 (+- 0.00018) ppm Raw Measured T_CO2 NOAA-2 = 430.3568 (+- 0.03774) 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 = 0.041435 ppm RMSE for 13CO2 linear fit = 0.000457 ppm RMSE for 18O linear fit = 0.000200 ppm Slope for 12CO2 linear fit = 1.0986 ppm / ppm Slope for 13CO2 linear fit = 1.0913 ppm / ppm Slope for 18O linear fit = 1.0655 ppm / ppm Offs. for 12CO2 linear fit = -4.965975 ppm Offs. for 13CO2 linear fit = -0.054104 ppm Offs. for 18O linear fit = -0.032268 ppm Output created on Tue Oct 8 11:57:18 2013