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| extracts redshifts and velocity dispersions using cross correlation methods |
| finds redshifts using emission line shifts |
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| computes equivalent widths for rest-wavelength-specified spectral lines |
| sets parameters for continuum removal in xcsao, emsao, and eqwidth |
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| sums spectra to create a composite spectrum (added in 2.0) |
| sets parameters for continuum removal in sumspec |
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| creates an artificial spectrum from a list of spectral lines (added in 2.0) |
| sets barycentric velocity correction for non-standard header parameters
|
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| return the number of the pixel in a spectrum which corresponds to a
specified wavelength
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| return the wavelength of a specified pixel in a spectrum
|
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| list pixel, wavelength, and value of specified piece of a spectrum
|
| sets values in the parameter file of the new version
of a task from the current values.
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