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<strong>MOPEX</strong> User’s <strong>Guide</strong><br />
more information. There is a separate Fatal Bit Pattern for each type of mask that is being<br />
used as input (i.e. for the DCE Status masks, the RMasks and the PMask).<br />
Rmask List File : The text file containing a list of outlier mask images. Usually this will<br />
be left blank, as the RMask images are created during the mosaicking process. This<br />
option allows you to specify a previously created list of RMask images as input on<br />
second and subsequent runs of the pipeline, to save having to re-generate them.<br />
Pmask FITS File: The permanently-damaged pixel mask for the detector. This is a<br />
single FITS image, flagging the permanently damaged pixels in the instrument arrays.<br />
These files are stored in the /cal/ directory. There is a single PMask for<br />
each of the MIPS and IRS channels, but the IRAC ones have changed with time. See the<br />
file /pmasks.README for information on which PMask is applicable to<br />
your data. Note that the date that the data were taken is given in the DATE_OBS header<br />
keyword (not DATE - this is the date the file was written).<br />
FIF file: The Fiducial Image Frame file (see §5.6.4). This is an optional input file, as it is<br />
often generated from the input data using the Fiducial Image Frame module. There are,<br />
however, a number of cases in which you might wish to use a user-specified FIF (e.g. if<br />
you are trying to match the field of view to the other data channels).<br />
COMMAND LINE INPUT<br />
The following are set in the Global Parameters part of the namelist:<br />
IMAGE_STACK_FILE_NAME = /imagelist.txt<br />
OUTPUT_DIR = /output<br />
SIGMALIST_FILE_NAME = /sigmalist.txt<br />
DCE_STATUS_MASK_LIST = /masklist.txt<br />
DCE_Status_Mask_Fatal_BitPattern = 32544<br />
RMASK_LIST = /rmasklist.txt<br />
RMask_Fatal_BitPattern = 7<br />
PMASK_FILE_NAME = /cal/sep07/sep07_ch1_bcd_pmask.fits<br />
PMask_Fatal_BitPattern = 32767<br />
FIF_FILE_NAME = /FIF.tbl<br />
verbose = 1<br />
NICE = 1<br />
save_namelist = 1<br />
Verbose, NICE and save_namelist are only available on the command line. See §9.4.2.3 for<br />
more information.<br />
Mosaicking (mosaic.pl) 51<br />
Mosaic Modules