<casaxml xsi:schemaLocation="http://casa.nrao.edu/schema/casa.xsd file:///opt/casa/code/xmlcasa/xml/casa.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://casa.nrao.edu/schema/psetTypes.html">
<task category="manipulation" name="fixvis" type="function">
<shortdescription>Recalculates (u, v, w) and/or changes Phase Center </shortdescription>
Recalculates (u, v, w) and/or changes Phase Center.
If the phase center is changed, the corresponding modifications
are applied to the visibility columns given by the parameter
"datacolumn" which is by default set to "all" (DATA, CORRECTED,
<param mustexist="true" kind="ms" name="vis" type="path">
<shortdescription>Name of input visibility file</shortdescription>
<description>Name of input visibility file
Example: vis='ngc5921.ms'
<example>vis='ngc5921.ms'</example>
<param kind="ms" name="outputvis" type="string">
<shortdescription>Name of output visibility file</shortdescription>
<description>Name of output visibility file
Default: '' (same as vis)
Example: outputvis='ngc5921_out.ms'
<example>vis='ngc5921fixedvis.ms'</example>
<param name="field" direction="in" type="any">
<shortdescription>Select field using field id(s) or field name(s)</shortdescription>
<description>Select field using field id(s) or field name(s)
Use 'go listobs' to obtain the list id's or
names. If field string is a non-negative integer,
it is assumed a field index, otherwise, it is
field='0~2'; field ids 0,1,2
field='0,4,5~7'; field ids 0,4,5,6,7
field='3C286,3C295'; field named 3C286 and
field = '3,4C*'; field id 3, all names
<value>""</value>
<param name="refcode" type="string">
<shortdescription>reference frame to convert UVW coordinates to</shortdescription>