Introduction to CASA - NRAO Home

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Data Selection Example! standard selection parameters! e.g. for task gaincal:! field and spw common standard selections! expandable selectdata with other selections as sub-parameters! CASA Tutorial – Socorro May 7, 2010! 20!
Data Selection Syntax! see Chapter 2.5 of Cookbook! field - string with source name or field ID! can use ʻ*ʼ as wildcard, first checks for name, then ID! example: field = ʻ1331+305ʼ ; field = ʻ3C*ʼ ; field = ʻ0,1,4~5ʼ! spw - string with specwindow ID plus channels! use ʻ:ʼ as separator of spw from optional channelization! use ʻ^ʼ as separator of channels from step/width! example: spw = ʻ0~2ʼ ; spw = ʻ1:10~30ʼ ; spw = ʻ2~5:5~54^5ʼ CASA Tutorial – Socorro May 7, 2010! 21!
Page 1 and 2: Introduction to CASA! J. Ott, C. Br
Page 3 and 4: Outline! IPython & Python! CASA h
Page 5 and 6: Python Pointers! to run a .py scri
Page 7 and 8: Key Tasks! To see list of tasks or
Page 9 and 10: Task Interface! standard tasking i
Page 11 and 12: Expandable Parameters! boldface pa
Page 13 and 14: Help on Tasks! In-line help: ! •
Page 15 and 16: Tools in CASA! CASA Toolkit undern
Page 17 and 18: The Measurement Set! the MS is a d
Page 19: MAIN Table Contents! Example using
Page 23 and 24: Getting User Support! First stop:!

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