CALIBRATION OF CO2-008 Relative vs. NOAA-1 /NOAA-2 on 10.6.2013 20:34 SUMMARY -------------------------------------------------------------------- CO2_ppm = 458.341 (+- 0.049, n= 52) d13C = -36.615 (+- 0.139, n= 52) d18O = -15.230 (+- 1.313, n= 52) -------------------------------------------------------------------- DETAILS OF CALIBRATION -------------------------------------------------------------------- Raw Measured 12CO2 CO2-008 = 458.8444 (+- 0.05226) ppm Raw Measured 13CO2 CO2-008 = 4.9836 (+- 0.00037) ppm Raw Measured 18O CO2-008 = 1.9462 (+- 0.00244) ppm Raw Measured T_CO2 CO2-008 = 466.1508 (+- 0.05020) ppm Raw Measured 12CO2 NOAA-1 = 398.9190 (+- 0.05659) ppm Raw Measured 13CO2 NOAA-1 = 4.4592 (+- 0.00038) ppm Raw Measured 18O NOAA-1 = 1.7118 (+- 0.00232) ppm Raw Measured T_CO2 NOAA-1 = 405.4174 (+- 0.05449) ppm Raw Measured 12CO2 NOAA-2 = 466.7942 (+- 9.67719) ppm Raw Measured 13CO2 NOAA-2 = 5.2002 (+- 0.10569) ppm Raw Measured 18O NOAA-2 = 1.9956 (+- 0.03954) ppm Raw Measured T_CO2 NOAA-2 = 474.3732 (+- 9.83028) 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 = 6.689534 ppm RMSE for 13CO2 linear fit = 0.072426 ppm RMSE for 18O linear fit = 0.026625 ppm Slope for 12CO2 linear fit = 0.9680 ppm / ppm Slope for 13CO2 linear fit = 0.9596 ppm / ppm Slope for 18O linear fit = 0.9420 ppm / ppm Offs. for 12CO2 linear fit = 7.088221 ppm Offs. for 13CO2 linear fit = 0.077859 ppm Offs. for 18O linear fit = 0.022704 ppm Output created on Tue Jun 18 14:32:12 2013