AIPS-to-CASA Cheat Sheet: Difference between revisions

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<table><tr><th align="left">AIPS</th><th align="left">CASA</th><th align="left">  Purpose </th></tr>
<table><tr><th align="left">AIPS</th><th align="left">CASA</th><th align="left">  Purpose </th></tr>
<tr><td>BPASS </td><td> BANDPASS </td><td> Bandpass calibrate data </td></tr>
<tr><td>CALIB </td><td> GAINCAL </td><td> Gain calibrate data </td></tr>
<tr><td>CLCAL </td><td> APPLYCAL </td><td> Apply calibration to data</td></tr>
<tr><td>DBCON </td><td> CONCAT </td><td> Concatenate uv files </td></tr>
<tr><td>DEFAULT </td><td> DEFAULT </td><td> Load a task with default parameters </td></tr>
<tr><td>DEFAULT </td><td> DEFAULT </td><td> Load a task with default parameters </td></tr>
<tr><td>TASK </td><td> INP </td><td> Load a task with current parameters </td></tr>
<tr><td>FILLM </td><td> IMPORTVLA </td><td> Import old-format VLA data </td></tr>
<tr><td>INP </td><td> INP </td><td> View task parameters </td></tr>
<tr><td>GETJY </td><td> FLUXSCALE </td><td> Determine flux densities for other cals </td></tr>
<tr><td>TGET </td><td> TGET </td><td> Load a task with parameters last used for that task</td></tr>
<tr><td>GO  </td><td> GO </td><td> Run a task </td></tr>
<tr><td>GO  </td><td> GO </td><td> Run a task </td></tr>
<tr><td>UCAT </td><td> LS </td><td> List uv data files </td></tr>
<tr><td>IMAGR </td><td> CLEAN </td><td> Image and deconvolve </td></tr>
<tr><td>MCAT </td><td> LS </td><td> List image data files </td></tr>
<tr><td>ZAP </td><td> RMTABLES </td><td> Delete data files </td></tr>
<tr><td>FILLM </td><td> IMPORTVLA </td><td> Import data </td></tr>
<tr><td>DBCON </td><td> CONCAT </td><td> Concatenate uv files </td></tr>
<tr><td>LISTR </td><td> LISTOBS </td><td> Print basic data </td></tr>
<tr><td>IMHEAD </td><td> VISHEAD </td><td> View header for uv data </td></tr>
<tr><td>IMHEAD </td><td> VISHEAD </td><td> View header for uv data </td></tr>
<tr><td>IMHEAD </td><td> IMHEAD </td><td> View header for an image </td></tr>
<tr><td>IMHEAD </td><td> IMHEAD </td><td> View header for an image </td></tr>
<tr><td>INP </td><td> INP </td><td> View task parameters </td></tr>
<tr><td>LISTR </td><td> LISTOBS </td><td> Print basic data </td></tr>
<tr><td>MCAT </td><td> LS </td><td> List image data files </td></tr>
<tr><td>POSSM </td><td> PLOTCAL </td><td> Plot bandpass calibration tables </td></tr>
<tr><td>POSSM </td><td> PLOTMS </td><td> Plot spectra </td></tr>
<tr><td>PRTAN </td><td> LISTOBS </td><td> Print antenna locations </td></tr>
<tr><td>PRTAN </td><td> LISTOBS </td><td> Print antenna locations </td></tr>
<tr><td>PRTAN </td><td> PLOTANTS </td><td> Plot antenna locations </td></tr>
<tr><td>PRTAN </td><td> PLOTANTS </td><td> Plot antenna locations </td></tr>
<tr><td>QUACK </td><td> FLAGDATA </td><td> Remove first integrations from scans </td></tr>
<tr><td>QUACK </td><td> FLAGDATA </td><td> Remove first integrations from scans </td></tr>
<tr><td>UVFLG </td><td> FLAGDATA </td><td> Flag data </td></tr>
<tr><td>UVPLT </td><td> PLOTMS </td><td> Plot UV data </td></tr>
<tr><td>WIPER </td><td> PLOTMS </td><td> Plot and flag UV data </td></tr>
<tr><td>TVFLG </td><td> VIEWER </td><td> Flag raster image of time v. baseline </td></tr>
<tr><td>SPFLG </td><td> VIEWER </td><td> Flag raster image of time v. channel </td></tr>
<tr><td>SETJY </td><td> SETJY </td><td> Set flux densities for flux cals </td></tr>
<tr><td>SETJY </td><td> SETJY </td><td> Set flux densities for flux cals </td></tr>
<tr><td>GETJY </td><td> FLUXSCALE </td><td> Determine flux densities for other cals </td></tr>
<tr><td>CALIB </td><td> GAINCAL </td><td> Gain calibrate data </td></tr>
<tr><td>BPASS </td><td> BANDPASS </td><td> Bandpass calibrate data </td></tr>
<tr><td>SNPLT </td><td> PLOTCAL </td><td> Plot gain calibration tables </td></tr>
<tr><td>SNPLT </td><td> PLOTCAL </td><td> Plot gain calibration tables </td></tr>
<tr><td>POSSM </td><td> PLOTCAL </td><td> Plot bandpass calibration tables </td></tr>
<tr><td>SPFLG </td><td> VIEWER </td><td> Flag raster image of time v. channel </td></tr>
<tr><td>POSSM </td><td> PLOTMS </td><td> Plot spectra </td></tr>
<tr><td>SPLIT </td><td> SPLIT </td><td> Write out uv files for individual sources </td></tr>
<tr><td>CLCAL </td><td> APPLYCAL </td><td> Apply calibration to data</td></tr>
<tr><td>TASK </td><td> INP </td><td> Load a task with current parameters </td></tr>
<tr><td>TGET </td><td> TGET </td><td> Load a task with parameters last used for that task</td></tr>
<tr><td>TVALL </td><td> VIEWER </td><td> Display image </td></tr>
<tr><td>TVFLG </td><td> VIEWER </td><td> Flag raster image of time v. baseline </td></tr>
<tr><td>UCAT </td><td> LS </td><td> List uv data files </td></tr>
<tr><td>UVFLG </td><td> FLAGDATA </td><td> Flag data </td></tr>
<tr><td>UVLIN </td><td> UVCONTSUB </td><td> Subtract continuum from uv data</td></tr>
<tr><td>UVLIN </td><td> UVCONTSUB </td><td> Subtract continuum from uv data</td></tr>
<tr><td>UVLSF </td><td> UVCONTSUB </td><td> Subtract continuum from uv data</td></tr>
<tr><td>UVLSF </td><td> UVCONTSUB </td><td> Subtract continuum from uv data</td></tr>
<tr><td>SPLIT </td><td> SPLIT </td><td> Write out uv files for individual sources </td></tr>
<tr><td>UVPLT </td><td> PLOTMS </td><td> Plot UV data </td></tr>
<tr><td>IMAGR </td><td> CLEAN </td><td> Image and deconvolve </td></tr>
<tr><td>WIPER </td><td> PLOTMS </td><td> Plot and flag UV data </td></tr>
<tr><td>TVALL </td><td> VIEWER </td><td> Display image </td></tr>
<tr><td>ZAP </td><td> RMTABLES </td><td> Delete data files </td></tr>
</table>
</table>



Revision as of 14:19, 23 February 2010

Getting Started

For AIPS users who are learning CASA, it is intuitive to think about equivalent tasks between the two software packages. Below are some AIPS-to-CASA equivalent tasks; note that there is not always a one-to-one transformation between the two packages.

AIPSCASA Purpose
BPASS BANDPASS Bandpass calibrate data
CALIB GAINCAL Gain calibrate data
CLCAL APPLYCAL Apply calibration to data
DBCON CONCAT Concatenate uv files
DEFAULT DEFAULT Load a task with default parameters
FILLM IMPORTVLA Import old-format VLA data
GETJY FLUXSCALE Determine flux densities for other cals
GO GO Run a task
IMAGR CLEAN Image and deconvolve
IMHEAD VISHEAD View header for uv data
IMHEAD IMHEAD View header for an image
INP INP View task parameters
LISTR LISTOBS Print basic data
MCAT LS List image data files
POSSM PLOTCAL Plot bandpass calibration tables
POSSM PLOTMS Plot spectra
PRTAN LISTOBS Print antenna locations
PRTAN PLOTANTS Plot antenna locations
QUACK FLAGDATA Remove first integrations from scans
SETJY SETJY Set flux densities for flux cals
SNPLT PLOTCAL Plot gain calibration tables
SPFLG VIEWER Flag raster image of time v. channel
SPLIT SPLIT Write out uv files for individual sources
TASK INP Load a task with current parameters
TGET TGET Load a task with parameters last used for that task
TVALL VIEWER Display image
TVFLG VIEWER Flag raster image of time v. baseline
UCAT LS List uv data files
UVFLG FLAGDATA Flag data
UVLIN UVCONTSUB Subtract continuum from uv data
UVLSF UVCONTSUB Subtract continuum from uv data
UVPLT PLOTMS Plot UV data
WIPER PLOTMS Plot and flag UV data
ZAP RMTABLES Delete data files

CASAguides

--Laura Chomiuk 20:32, 10 February 2010 (UTC)