USE DATA FROM PERIOD: 255.090 255.383 CYLINDER POSITIONS (UNKNOWN=0, CO2 AND O2 KNOWN=1, CO2 ONLY KNOWN=2, DO NOT USE=8, NOT RUN=9): 1 0 2 9 3 1 4 1 5 0 6 0 7 1 8 1 9 0 10 0 11 0 12 1 13 0 14 0 15 0 16 9 NOTES: Unknowns Pos ID Description 1 D269489 Next WAO WSS3 5 ND29110 former WAO WT / used in Picarro O2 tests 6 D269491 Next WAO WSS4 9 D753899 OXYFLUX 10 D753902 OXYFLUX 11 D548332 OXYFLUX 13 D073408 Next WAO WSS2 / former HBA WSS or TT 14 D743657 Next WAO WSS1 / former HBA WSS or TT 15 D548331 OXYFLUX Knowns Pos ID SIOCO2 GMDCO2 SIOO2 Description 3 D089507 428.087 428.273 -558.707 CRAM WSS5 4 D801299 381.475 381.664 -477.451 CRAM WSS1 7 D073409 398.707 398.918 -649.560 CRAM WSS2 8 D073419 440.065 440.274 -917.656 CRAM WSS3 12 D073418 413.092 413.281 -778.650 CRAM WSS4 Working Tank D258968 - Running 4x next WAO WSS, 2 of which are also former HBA WSS or TT; 1x former WAO WT / Picarro O2 test cylinder; 4x OXYFLUX. - Running CRAM WSSes as knowns for CO2 and O2 results. - Lines 13 and 14 have been swapped, at the point of the QC jumpers - investigating line 14 zig zag problem; 2nd run with this. - Conclusion: zig zag pattern and poor std dev have swapped to Valco position 13, meaning that the problem must be the line 14 regulator or high P tubing. - GMD CO2 now reporting on NOAA X2019 scale. SIOCO2 reporting NOAA X2007 scale.