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Version 1.9 Build 1488

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dish.gsflag - Function

	Package	dish
	Module	dish
	Tool	dish

Flag some channels in the globalscan1 spectrum

Synopsis
gsflag(pol, bchan, echan, flagval)

Description
This function is used to flag a channel range in the globalscan1 spectrum. Channels can be specified with the mouse cursor or with a parameter in the function call line. Also see the clip function for other flagging options.

If no value is passed for the bchan and echan parameters, the function will prompt you for input from the mouse to specify a flagging range.

Arguments

pol		polarization to flag; 0 means flag all
		Allowed:	integer
		Default:	0
bchan		beginning channel in range
		Allowed:	integer
		Default:	F
echan		ending channel in range
		Allowed:	integer
		Default:	bchan
flagval		flag (T) or unflag (F)
		Allowed:	boolean
		Default:	T

Returns
boolean

Example

- d.gsflag()   # interactive flagging of all displayed polarizations

Example

- d.gsflag(pol=1,bchan=123)   # flag a single channel in a single polarization

Example

- d.gsflag(bchan=100,echan=200,flagval=F)   # unflag the specified range