CALIBRATION OF CO2-002 Relative vs. NOAA-1 /NOAA-2 on 11.6.2013 18:02 SUMMARY -------------------------------------------------------------------- CO2_ppm = 448.014 (+- 0.040, n= 41) d13C = -11.714 (+- 0.213, n= 41) d18O = -4.875 (+- 0.426, n= 41) -------------------------------------------------------------------- DETAILS OF CALIBRATION -------------------------------------------------------------------- Raw Measured 12CO2 CO2-002 = 449.0359 (+- 0.04128) ppm Raw Measured 13CO2 CO2-002 = 5.0008 (+- 0.00069) ppm Raw Measured 18O CO2-002 = 1.9142 (+- 0.00069) ppm Raw Measured T_CO2 CO2-002 = 456.3195 (+- 0.04035) ppm Raw Measured 12CO2 NOAA-1 = 399.4224 (+- 0.04952) ppm Raw Measured 13CO2 NOAA-1 = 4.4600 (+- 0.00057) ppm Raw Measured 18O NOAA-1 = 1.7031 (+- 0.00064) ppm Raw Measured T_CO2 NOAA-1 = 405.9134 (+- 0.04856) ppm Raw Measured 12CO2 NOAA-2 = 468.5857 (+- 0.05218) ppm Raw Measured 13CO2 NOAA-2 = 5.2157 (+- 0.00069) ppm Raw Measured 18O NOAA-2 = 1.9922 (+- 0.00065) ppm Raw Measured T_CO2 NOAA-2 = 476.1782 (+- 0.05109) 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 = 0.049633 ppm RMSE for 13CO2 linear fit = 0.000614 ppm RMSE for 18O linear fit = 0.000612 ppm Slope for 12CO2 linear fit = 0.9879 ppm / ppm Slope for 13CO2 linear fit = 0.9786 ppm / ppm Slope for 18O linear fit = 0.9601 ppm / ppm Offs. for 12CO2 linear fit = -2.637303 ppm Offs. for 13CO2 linear fit = -0.021802 ppm Offs. for 18O linear fit = -0.005103 ppm Output created on Tue Jun 18 14:06:03 2013