These tables are used by the DQCORR step in CALACS to populate the data quality (DQ) arrays of ACS images with flags for known (quasi-permanent) bad pixels. ... To retrieve a file from the archive, click in the file name. For details on how to correctly set up the Archive retrieval options for reference files, check our Help page. ... See the reference file delivery logsheet for more information. ... INFLIGHT . ... Aug 06 2006 04:44:34 GMT . ... ACS reference file . ... Aug 27 2002 13:22:24 GMT . ...