... Meta Index / Home Page / User-visible functionality The calibration algorithms in the CAL are driven by data in the Current Calibration File (CCF) . A CCF is represented by the contents of a Calibration Index File (CIF) which comprises for each constituent various entries such as the start validity date, issue number, file name etc. ... SAS_CCF . ... A white-space separated list of CCF constituents which should replace the corresponding ones listed in the active CIF. ...