Index

A

ACS channels

ACS electronics failure Jan. 2007

analog-to-digital (A-to-D) conversion 1, 2

aperture correction

apertures

HRC and WFC in V2/V3 frame

WFC in V2/V3 frame

archive

association tables

astrometry

absolute

ACS coordinate transformations

impact of guide star failures

relative

aXe 1, 2

B

bad pixels data quality flags

bias jumps

bias subtraction

C

calacs 1, 2

acs2d 1, 2

acsccd 1, 2

acsrej (cosmic ray rejection task)

acssum

calibration steps

calibration switch selection criteria

doAtoD (A-to-D correction)

doBias (bias image subtraction)

doBlev (bias level correction, overscan subtraction)

doDark (dark image subtraction)

doDQI (bad pixel determination) 1, 2

doFlash (post-flash subtraction)

doFlat (flat field image correction)

doNoise (initialize error array) 1, 2

doNonLin (linearity correction, MAMA data)

doPhot (photometry keywords calculation)

doShad (shutter shading correction)

doStat (image statistics determination)

gain correction

processing and combining sub-exposures

processing dithered exposures

processing single exposures

processing speed

product file suffixes

trailer files

calibration

A-to-D errors

bias errors

calacs

flat fields

gain

manual recalibration

photometry

polarimetry 1, 2

ramp filters

readout noise

shading correction

spectroscopy

Calibration Database System (CDBS)

CCD

bias jumps

CTE

full well depth

hot and warm pixels

hot columns

HRC bias level determination

linearity

linearity beyond saturation

post-SM4 sub-array bias gradient

post-SM4 WFC bias gradient

post-SM4 WFC bias striping

post-SM4 WFC signal-dependent bias shift

quantization noise

readout noise

saturation

sub-arrays

WFC bias level determination

charge diffusion

charge transfer efficiency (CTE)

charge diffusion

HRC

HRC CTE equation

image anomalies

internal measurements

pixel-based CTE corrections 1, 2

trend and evolution

WFC

WFC equation

coronagraphy

flat fields

ghosts

photometry

PSF subtraction

cosmic ray rejection

cosmic rays

D

dark current

features

increasing rate

reference file (DARKFILE)

data

array size (pixels)

associations

calibrated and drizzled formats

file definitions

file size (MB)

files and suffixes

FITS file structure

multi-extension FITS

storage and transfer

storage requirements

trailer files

units for calacs files

units for calibrated data

units for drizzled data

units for raw data

Data Archive and Distribution System (DADS)

data quality

array initialization

bad pixel flags

detector

apertures in V2/V3 frame

characteristics

orientation

F

filter wheel position accuracy

FITS files

flat fields

CCD ground flats

CCD L-flats correction

coronagraphy

Earth flats

pipeline flats

pixel area map

polarimetry

SBC ground flats

SBC L-flats correction

sky flats

flat-fielded images (flt.fits)

photometry

G

gain

calibration

correction in calacs (doFlat)

Generic Conversion

geometric distortion

pixel area map

grism

guide star failures

H

hot pixels

annealing

growth

HRC

coronagraphic flats

coronagraphic photometry

coronagraphic PSF subtraction

CTE 1, 2

CTE equation

Earth flats

linearity

linearity beyond saturation

ramp filters

red leak

UV contamination

UV PSF

I

icons

used in this manual

image anomalies

charge transfer efficiency (CTE)

cross-talk

dust motes

optical ghosts

scattered Earth light

scattered light

image header keywords

extension header keywords

group header keywords

primary header keywords

image units 1, 2, 3

M

MAMA linearity correction

MultiDrizzle

memory requirements

units

O

observing strategies

On-The-Fly Reprocessing (OTFR) system

Operations Pipeline Unified System (OPUS)

optical design

P

parallel operations

performance after SM4

sub-array bias gradient

WFC bias gradient

WFC bias striping

WFC signal-dependent bias shift

photometry

ABMAG

aperture correction

bypassing PHOTCORR step during recalibration

color correction

coronagraphy

header

photometric systems

pixel area map

red leaks

reference files header keywords

STMAG

UV contamination

VEGAMAG

zeropoints

pipeline

Calibration Database System (CDBS)

Generic Conversion

On-The-Fly Reprocessing (OTFR)

Operations Pipeline Unified System (OPUS)

processing steps

PyDrizzle

pixel area map (PAM)

point spread function (PSF)

as a function of source color

coronagraphic PSF subtraction

field dependence

long wavelength artifacts

Tiny Tim

UV

polarimetry

calibration 1, 2

diattenuation

flat field

geometric distortion

instrumental issues

phase retardance

zeropoint 1, 2

post-calibration

WFC bias stripe removal

prism

PyDrizzle

R

ramp filters

apertures

ground calibration

recalibration

setting switches

skipping doPhot step

red leaks

HRC

SBC

reference files

A-to-D correction table (ATODTAB)

bias image (BIASFILE)

calibration switches

CCD characteristics table (CCDTAB)

cosmic ray rejection table (CRREJTAB)

dark image (DARKFILE) 1, 2

flat field image (PFLTFILE, LFLTFILE, DFLTFILE, CFLTFILE)

header keywords

MAMA linearity table (MLINTAB)

overscan table (OSCNTAB)

permanent bad pixels (BPIXTAB) 1, 2

post-flash image (FLSHFILE)

shutter shading image (SHADFILE)

throughput component tables (GRAPHTAB, COMPTAB)

S

saturation

CCD linearity

SBC

dark countrate

red leaks

UV contamination

UV PSF

shutter stability

South Atlantic Anomaly (SAA)

spectroscopy

AUTOIMAGE

background

bright stars

calibration

crowding

data reduction with aXe

dithering

extra field objects

flat fielding

flux calibration

resolution

wavelength calibration

zeroth order

T

target acquisitions

Tiny Tim

typographic conventions

in this manual 1, 2

U

units for images 1, 2

UV contamination

W

warm pixels

warning

types in this document

WFC

CTE 1, 2

CTE equation

linearity

linearity beyond saturation

ramp filters

sky flats

Z

zeropoints