STScI Calibration Data System

COS Flat Field Images

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File Detector ObsType Use After Pedigree Delivery # Delivery Date OTFR Start Use Date Comments
xab1551cl_flat.fits FUV Oct 01 1996 00:00:00 UT INFLIGHT 12652 Dec 11 2013 18:53:50 GMT Dec 11 2013 19:35:58 GMT Added detector-dependent L-flat response corrections---------------
v4s17227l_flat.fits FUV Oct 01 1996 00:00:00 UT INFLIGHT 12276 Apr 28 2011 17:25:00 GMT Apr 28 2011 18:38:29 GMT Updated gridwire shadow correction---------------------------------
v3n1816ml_flat.fits FUV Oct 01 1996 00:00:00 UT INFLIGHT 12269 Mar 23 2011 18:21:00 GMT Mar 23 2011 19:42:05 GMT This flat field was created to correct gridwire shadows------------
n9n20182l_flat.fits FUV SPECTROSCOPIC Oct 01 1996 00:00:00 UT GROUND 11255 Sep 24 2003 14:46:35 GMT Sep 24 2003 14:47:27 GMT dummy file
x5v1944hl_flat.fits NUV May 11 2009 00:00:00 UT INFLIGHT 12620 Sep 16 2013 18:27:53 GMT Sep 16 2013 19:23:44 GMT Updated to remove OPT_ELEM keyword---------------------------------
v2e20129l_flat.fits NUV May 11 2009 00:00:00 UT INFLIGHT 12250 Feb 14 2011 20:14:00 GMT Feb 15 2011 17:42:25 GMT Updated to remove vignetting correction----------------------------
s7g1700tl_flat.fits NUV Oct 01 1996 00:00:00 UT GROUND 11876 Jul 16 2008 17:09:14 GMT Jul 16 2008 17:58:26 GMT from TV2003 data