STScI Calibration Data System

WFPC2 WF4 Correction Tables

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File Gain Use After Pedigree Delivery # Delivery Date OTFR Start Date Comments
t8i1146bu.r7h 7 Mar 01 2002 00:00:00 UT INFLIGHT 12073 Aug 18 2009 16:31:45 GMT 2009/08/18 17:31:00 GMT-4 Corrects temperature-dependent gain reduction for WF4. The WF4 gain falls as temperature rises, making images fainter. T
t8i1146au.r7h 15 Mar 01 2002 00:00:00 UT INFLIGHT 12073 Aug 18 2009 16:31:45 GMT 2009/08/18 17:31:00 GMT-4 Corrects temperature-dependent gain reduction for WF4 (gain 15) The WF4 gain falls as temperature rises, making images f