casa5

<?xml version="1.0" encoding="UTF-8"?>

<?xml-stylesheet type="text/xsl" ?>

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<casaxml xmlns="http://casa.nrao.edu/schema/psetTypes.html"

xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

xsi:schemaLocation="http://casa.nrao.edu/schema/casa.xsd

file:///opt/casa/code/xmlcasa/xml/casa.xsd">

                                              -->

​

<task type="function" name="rmfit" category="analysis">

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<shortdescription>Calculate rotation measure.</shortdescription>

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<input>

    <param type="any" name="imagename" mustexist="true">

        <description>Name(s) of the input image(s). Must be specified.</description>

        <any type='variant' limittype='string stringArray'/>

        <value type='string'/>

        <value/>

        <example>imagename='ngc5921.im'</example>

    </param>

    <param type="string" direction="in" name="rm">

        <description>Output rotation measure image name. If not specified, no image is written.</description>

        <value/>

    </param>

    <param type="string" direction="in" name="rmerr">

        <description>Output rotation measure error image name. If not specified, no image is written.</description>

        <value/>

    </param>

    <param type="string" direction="in" name="pa0">

        <description>Output position angle (degrees) at zero wavelength image name. If not specified, no image is written.</description>

        <value/>

    </param>

    <param type="string" direction="in" name="pa0err">

        <description>Output position angle (degrees) at zero wavelength error image name. If not specified, no image is written.</description>

        <value/>

    </param>

    <param type="string" direction="in" name="nturns">

        <description>Output number of turns image name. If not specified, no image is written.</description>

     <value/>

     </param>

        <param type="string" direction="in" name="chisq">

        <description>Output reduced chi squared image name. If not specified, no image is written.</description>

        <value/>

     </param>

     <param type="double" direction="in" name="sigma">

         <description>Estimate of the thermal noise.  A value less than 0 means auto estimate.</description>

         <value>-1</value>

     </param>

     <param type="double" direction="in" name="rmfg">

         <description>Foreground rotation measure in rad/m/m to subtract.</description>

        <value>0.0</value>

     </param>

     <param type="double" direction="in" name="rmmax">

        <description>Maximum rotation measure in rad/m/m for which to solve. IMPORTANT TO SPECIFY.</description>

        <value>0.0</value>

     </param>

     <param type="double" direction="in" name="maxpaerr">

        <description>Maximum input position angle error in degrees to allow in solution determination.</description>

        <value>1e30</value>

     </param>

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</input>