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MOPEX User's Guide - IRSA

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5.6.11 Mosaic Modules: Mosaic Coverage<br />

Command Line Equivale nt: run_mosaic_covg<br />

Default Output Directory: /Rmask-mosaic<br />

De pe nds On: Mosaic Interpolate<br />

<strong>MOPEX</strong> User’s <strong>Guide</strong><br />

Important Notes: The preliminary coverage map, covg_map.fits is written to the top-level output<br />

directory, .<br />

PURPOSE<br />

This module produces a preliminary coverage map covering the whole FIF for use in the later<br />

module, Mosaic RMask. The mosaic may be broken up into tiles in order to avoid memory<br />

allocation problems if the mosaic is very large (see §8.1)<br />

INPUT<br />

Tile Max X (Y): (int) The X (Y) size in pixels of a tile when making a large mosaic image.<br />

The default values are 2000.<br />

COMMAND LINE INPUT<br />

&MOSAICCOVGIN<br />

TILEMAX_X = 500,<br />

TILEMAX_Y = 500,<br />

&END<br />

OUTPUT<br />

Coverage Map Tile Table (covg_TilesList.tbl): A table listing the tiles of the coverage map,<br />

including their sizes and offsets in the x- and y-directions from the FIF.<br />

Coverage Map Tile list (covg_Tile_*.fits): The individual tiles of the coverage map.<br />

Coverage Map (covg_map.fits): The preliminary coverage map over the whole FIF.<br />

The output tiles are written into the Rmask-mosaic/ subdirectory. The preliminary coverage<br />

map is written to the top-level output directory.<br />

Mosaicking (mosaic.pl) 70<br />

Mosaic Modules

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