Index A Aperture correction Association Tables structure Astrometry absolute and relative coordinate transformations guide star failure impact B Bad Pixels reference file Banding Blobs C Calibration IR pipeline processing speed switch selection criteria UVIS 1, 2, 3 calwf3 calibration summary flow diagram general UVIS data 1, 2 individual tasks wf32d wf3ccd wf3ir wf3rej Color transformation cosmic ray identification, IR cosmic ray persistence see also saaclean Cosmic-ray Rejection reference file wf3rej task count rate non-linearity Crosstalk UVIS CTE D Data associations suffixes Data Quality array initialization 1, 2 Data Storage storage requirements E earthlight scattered F Flat Fields IR Ground Flats (P-flats) IR On-orbit L-Flats IR pipeline flats IR sky flats pixel area map UVIS Ground Flats (P-flats) UVIS On-orbit L Flats UVIS pipeline flats Fringing G Gain UVIS Ghosts UVIS H Hot pixels trending I icons used in this manual IR Image Persistence L linearization correction IR M markdq task mark data quality flags mstools package image sets N nonlinearity detector O Optical layout Overscan Regions bias level determination P persistence cosmic ray Photometry aperture correction color correction pixel area map UV contamination pixel bad, IR 1, 2 Pixel area map extended sources geometric distortion photometry point sources pstack task plot samples as function of time R Read Noise UVIS Recalibration Manual see also "Calibration" Reference files calibration files calibration switch selection criteria cosmic-ray rejection parameter table overscan region table S scattered earthlight Shutter stability Snowballs Spectroscopy flux calibration wavelength calibration Statistics IR Stray Light IR scattered light UVIS STSDAS software tools T Trailer Files creation by calwf3 typographic conventions in this manual 1, 2 W warning types in this document wf32d flow diagram task, UVIS calibrations wf3ccd flow diagram task, UVIS calibrations 1, 2 wf3ir flow diagram task, IR calibration wf3rej task, cosmic-ray rejection Z zeroth read subtraction IR