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<strong>MOPEX</strong> User’s <strong>Guide</strong><br />
Use Refined Pointing: Check this to use the alternate FITS pointing keywords created by the<br />
offline pointing refinement script (pointing_refine.pl). Do not switch this on unless you<br />
have manually run pointing refinement outside of the normal BCD pipeline products.<br />
Most users will never use this option, as pointing refinement is not recommended for Spitzer<br />
data. If you believe that there is a problem with the pointing of your data with respect to e.g.<br />
the 2MASS catalog, please email the Spitzer Helpdesk for assistance.<br />
Use Bright Object Mask: Select this option to use the object mask generated by the Bright<br />
Detect module in the full image segmentation.<br />
Delete Intermediate Files: Check this to delete all of the intermediate files created by the<br />
APEX pipeline. This leaves only the input files and the files created by the final module. This<br />
is useful for saving disk space once you are satisfied with your reduction setup. Note that<br />
<strong>MOPEX</strong> will prompt you with a pop-up dialogue box when you set the flow running, to be<br />
sure that you meant to select this irreversible option.<br />
COMMAND LINE INPUT<br />
The following parameters are set in the Global Parameters part of the namelist. Note that if<br />
both MOSAIC_PIXEL_SIZE_X(Y) and MOSAIC_PIXEL_RATIO_X(Y) are both set, the<br />
former takes precedence and will override the latter.<br />
INPUT_USER_LIST = /user_input.tbl<br />
use_input_list_type = 1<br />
PRF_file_name = cal/apex_sh_IRAC1_col129_row129_x100.fits<br />
PRFMAP_FILE_NAME = cal/ch1_prfmap.tbl<br />
DCE_STATUS_MASK = ch1_imask.fits<br />
DCE_Status_Mask_Fatal_BitPattern = 32544<br />
use_psp_to_detect = 1<br />
PROBABILITY_THRESHOLD = 0.0<br />
use_background_subtracted_image_for_fitting = 1<br />
use_data_unc_for_fitted_SNR = 1<br />
use_background_subtracted_image_for_aperture = 0<br />
use_extract_table_for_aperture = 1<br />
USE_REFINED_POINTING = 0<br />
use_bright_object_mask = 0<br />
delete_intermediate_files = 0<br />
OUTPUT<br />
Point Source Extraction (APEX) 113<br />
APEX Modules