USE DATA FROM PERIOD: 258.086 367.000 CYLINDER POSITIONS (UNKNOWN=0, CO2 AND O2 KNOWN=1, CO2 ONLY KNOWN=2, DO NOT USE=8, EMPTY=9): 1 0 2 9 3 0 4 0 5 2 6 9 7 9 8 2 9 9 10 9 11 9 12 2 13 9 NOTES: Unknowns Pos ID Description 1 CA07280 CO2 Secondary 3 EN4329 SCARGO HS3 4 EN4330 SCARGO LS3 Knowns Pos ID SIOCO2 GMDCO2 SIOO2 Description 5 CC339490 451.644 450.38 NA CO2/CH4/CO Primary High 8 CC339495 410.036 409.83 NA CO2/CH4/CO Primary Amb 12 CB08905 403.974 403.89 NA CO2/CH4/CO Primary Low Working Tank ND12480 - Run of two SCARGO cylinders against 3 WMO primaries on Picarro2, connecting downstream of Siemens - Added a CO2 secondary to assess slope versus absolute offset (treat as unknown for now) - Picarro data is on Picarro2 en route to CHC - will need to get and process later - Need to edit so that CA07280 run is not used to define secondary concentration (use as a known instead?) -- using as unknown results in -0.5 ppm bias extrapolating 30 ppm -- bias only in GMD CO2, not SIO CO2? What gives? -- check if using as a known alters SCARGO CO2, CH4, or CO results