1.3.2.0 msmetadata.restfreqs

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msmetadata.restfreqs - Function

1.3.2 Get the rest frequencies from the SOURCE table for the specified source and spectral window.

Description

Get the rest frequencies from the SOURCE table for the specified source and spectral window. The return value will be a dictionary of frequency measures if the rest frequencies are defined for the specified inputs, or False if they do not.

Arguments


Inputs
sourceid	Zero-based source ID (from the SOURCE::SOURCE_ID column).
	allowed:	int
	Default:	0
spw	Zero-based spectral window ID.
	allowed:	int
	Default:	0

Returns
anyvariant

Example

    msmd.open("my.ms")
    # get the rest frequencies for source ID 2 and spw ID 20
    reffreq = msmd.restfreqs(2, 20)
    msmd.done()

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