CALIBRATION OF BIOMET-AES500 Relative vs. NOAA-1 /NOAA-2 on 24.2.2015 17:04 SUMMARY -------------------------------------------------------------------- CO2_ppm = 426.829 (+- 0.136, n= 23) d13C = -9.683 (+- 0.116, n= 23) d18O = -1.653 (+- 0.224, n= 23) -------------------------------------------------------------------- DETAILS OF CALIBRATION -------------------------------------------------------------------- Raw Measured 12CO2 BIOMET-AES500 = 439.7030 (+- 0.16327) ppm Raw Measured 13CO2 BIOMET-AES500 = 4.9026 (+- 0.00148) ppm Raw Measured 18O BIOMET-AES500 = 1.7970 (+- 0.00083) ppm Raw Measured T_CO2 BIOMET-AES500 = 446.7635 (+- 0.16492) ppm Raw Measured 12CO2 NOAA-1 = 410.4935 (+- 0.08283) ppm Raw Measured 13CO2 NOAA-1 = 4.5813 (+- 0.00027) ppm Raw Measured 18O NOAA-1 = 1.6738 (+- 0.00073) ppm Raw Measured T_CO2 NOAA-1 = 417.0855 (+- 0.08228) ppm Raw Measured 12CO2 NOAA-2 = 481.3999 (+- 0.06613) ppm Raw Measured 13CO2 NOAA-2 = 5.3522 (+- 0.00030) ppm Raw Measured 18O NOAA-2 = 1.9552 (+- 0.00057) ppm Raw Measured T_CO2 NOAA-2 = 489.1023 (+- 0.06570) 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 = 0 RMSE for 12CO2 linear fit = 0.070629 ppm RMSE for 13CO2 linear fit = 0.000267 ppm RMSE for 18O linear fit = 0.000632 ppm Slope for 12CO2 linear fit = 0.9636 ppm / ppm Slope for 13CO2 linear fit = 0.9593 ppm / ppm Slope for 18O linear fit = 0.9865 ppm / ppm Offs. for 12CO2 linear fit = -3.604558 ppm Offs. for 13CO2 linear fit = -0.052016 ppm Offs. for 18O linear fit = -0.021137 ppm Output created on Tue Feb 24 13:09:53 2015