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MOPEX User's Guide - IRSA

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for Linux and Solaris systems, and:<br />

unix% //mopex.app/Contents/MacOS/JavaApplicationStub<br />

on Macs.<br />

1.6.1 Getting Spitzer Data<br />

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

All Spitzer data are downloaded from the Spitzer Heritage Archive . You will be given a choice<br />

of data products to download. <strong>MOPEX</strong> is designed to use the Level 1 (Basic Calibrated Data;<br />

BCD) products as input, but the Level 2 (Post-BCD; PBCD) products are useful for quick looks.<br />

In general, the user should begin science reductions with the BCD products. Once you have<br />

downloaded your data, unpack the zip files into a data directory () of your choice.<br />

1.7 Quickstart <strong>Guide</strong><br />

To create a quick mosaic of Spitzer data using <strong>MOPEX</strong>, follow the steps below. This will only<br />

create a mosaic using a generic template, and may not be optimum for your data.<br />

1. Start the GUI as described above;<br />

2. Load a template namelist from the File menu by clicking on File > New Mosaic Pipeline;<br />

3. Select from the drop-down menu, e.g. if you have IRAC channel 1 data, select Mosaic,<br />

IRAC ch1;<br />

4. Create lists of your input files on the command line, e.g.:<br />

unix% ls //ch1/bcd/*bcd.fits > InputImageList.txt<br />

unix% ls //ch1/bcd/*bunc.fits > InputUncList.txt<br />

unix% ls //ch1/bcd/*bimsk.fits > InputMskList.txt<br />

(see Chapter 3 for more information on <strong>MOPEX</strong> input files);<br />

5. Add the newly-created input list files into <strong>MOPEX</strong>. In the Initial Settings module:<br />

Image Stack File = InputImageList.txt<br />

Output Directory = /your/chosen/<br />

And under Optional Input and Mask files:<br />

Introduction 5<br />

Quickstart <strong>Guide</strong>

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