Chandra Calibration Status ACIS 1.Gain correction files for epochs 30, 31 and 32 were released in CALDB 3.4.1 (Sept 2007), 3.4.2 (Dec. 2007) and 3.4.3.
Chandra Calibration Status ACIS 1.Gain corrections for epochs 28 and 29 (Nov. 2006 – April 2007) were released in CALDB 3.4 on May 16, 2007. 2.Gain corrections.
Chandra Calibration Status