Space Telescope Science Institute
DrizzlePac 2012 Handbook
help@stsci.edu
Table of Contents Previous Next Index


Index

A
ACS
updatenpol
alignment
cosmic rays
errors 1, 2
fit residuals 1, 2
propagate WCS of aligned drizzled images back to flt.fits images
PSF
subsampled images
tweakback
tweakreg 1, 2, 3, 4, 5
verifying tweakreg results
alternate WCS
associations
AstroDrizzle
associations
blot median image
configuration files 1, 2, 3
context image
correlated noise
cosmic ray masks 1, 2
cosmic ray rejection
data products from Archive
derivative image
drizzle kernels 1, 2
examples
final mask
final weight image 1, 2
how it’s different from MultiDrizzle
MDRIZTAB reference file
median file combination
memory use
MultiDrizzle bugs fixed
new flt.fits FITS extensions 1, 2
new parameters
parameters
photometry and weights
pipeline
pixfrac 1, 2, 3, 4
pre-AstroDrizzle archive
Python syntax
reprocessing
alignment
bits mask
configuration files 1, 2
cosmic rays masks 1, 2
cosmic rays rejection
inspecting final products
processing large images
selecting scale and pixfrac 1, 2, 3, 4
sky subtraction considerations
subsampling
tweakback
tweakreg 1, 2, 3, 4, 5, 6
weight maps and data quality 1, 2, 3
WFC3/IR images
when to reprocess
scale 1, 2
selecting scale and pixfrac 1, 2, 3
static mask
steps
0. set-up and initialize
1. create a static mask containing permanent bad pixels
2. perform sky subtraction
3. create separately drizzled and registered images
4. create a median image
5. blot median image
6. Create cosmic ray masks
7. drizzle all images, using masks, to create final image
overriding instrument-specific parameters
weight image 1, 2
weight maps 1, 2
WFC3/IR cosmic rays bits
WFPC2 images
astrometry
C
catalog matching
CD matrix
configuration files 1, 2, 3, 4, 5
cosmic rays
alignment
mask 1, 2
rejection
WFC3/IR bit
D
data quality
check alignment
check astrometric residuals
check sky value
check tweakreg results
check weight image 1, 2, 3
correlated noise
examine data quality arrays
flags
how to inspect drizzled products
pixfrac and scale 1, 2, 3
when to reprocess
derivative image
detector distortion corrections 1, 2, 3
keywords
detector plate scale
difficult images to align
distortion corrections
ACS time-dependent distortions
detector distortion models 1, 2, 3
detector plate scale
linear
non-linear polynomial
non-polynomial
residual
types of
velocity aberration 1, 2
Dither strategies
Drizzle algorithm 1, 2
Drizzle concept
Drizzle kernels 1, 2
Drizzle software history
drizzle-combining images
DrizzlePac
imagefindpars 1, 2, 3, 4
interface
package 1, 2, 3, 4, 5, 6, 7, 8
PyRAF
Python
software requirements
tasks
tweakreg 1, 2, 3, 4, 5
website
ds9 regions files
E
errors
alignment
examples
aligning images by defining an output reference frame
aligning images in pixel space
astrodrizzle
drizzing images to common pixel frame
imagefindpars 1, 2, 3
optimizing image alignment for multiple visits 1, 2
optimizing image sampling for a single visit 1, 2
overplotting matched sources on the image display
selecting scale and pixfrac 1, 2
source matching between images 1, 2, 3
tweakback
tweakreg 1, 2, 3, 4
weight maps and data quality
exclusions catalog
F
FITS extensions 1, 2, 3, 4, 5
headerlet FITS extensions 1, 2
WCSCORR
FITS Paper I
FITS Paper IV
G
Guide Star Catalog accuracy
H
headerlet
FITS extensions
package
PRIMARY FITS extension
SIPWCS FITS extension
structure 1, 2
stwcs
I
image reconstruction and restoration techniques
image sampling
imagefindpars
examples 1, 2, 3
parameters
K
keywords
CD Matrix
detector to image correction
linear distortion
SIP
L
linear distortion corrections
linear reconstruction
M
mask files
static
MultiDrizzle bugs
multiple WCS in image
N
noise
correlated noise 1, 2
non-linear polynomial distortion corrections
non-polynomial distortion corrections
P
photometry 1, 2
pipeline
final products
pixfrac 1, 2, 3, 4
pointing
precision of commanded offsets 1, 2
stability
tracking stability
PSF
centroiding
ePSF
fitting
pywcs
R
reference files
D2IMFILE
DGEOFILE
MDRIZTAB
NPOLFILE
OFFTAB
regions files
reprocessing
drizzing images to common pixel frame
examples
residual distortions
S
scale 1, 2, 3
Simple Image Polynomial (SIP)
keywords
sky subtraction 1, 2
source matching between images 1, 2, 3
static mask
stwcs
subsampling
T
tasks
"IRAF"-like commands
astrodrizzle 1, 2, 3, 4, 5
blendheaders
drizzlepac package
headerlet operations
stwcs package
tweakback 1, 2
tweakreg 1, 2
updatenpol 1, 2
updatewcs 1, 2
tweakback
parameters
tweakreg 1, 2, 3, 4, 5, 6
catalog matching
exclusions catalog
imagefindpars 1, 2, 3, 4
limitations
regions files
steps
subsampled
verifying alignment
WCSCORR
U
updating older images
ACS
V
velocity aberration 1, 2
W
WCS
alternate
headerlet
multiple 1, 2
stwcs
tasks
weight image
weight maps 1, 2
World Coordinate System

Table of Contents Previous Next Index