Menu for the package stsdas.hst_calib.synphot

        bandpar - Calculate photometric parameters of a passband
       calcband - Calculate a model passband.
       calcphot - Calculate photometric quantities for spectra and passbands.
       calcspec - Calculate a model spectrum.
      countrate - Evaluate the photometric count rate of the HST.
        fitband - Fit a passband model to data using Amoeba simplex method.
        fitgrid - Fit a spectrum model to a grid of spectral data.
        fitspec - Fit a spectrum model to data using Amoeba simplex method.
        genwave - Interactively generate a wavelength set.
      grafcheck - Check an instrument graph table for bad rows.
       graflist - List the components downstream from a given component.
       grafpath - Print keywords and component names for a path through 
                    the graph table.
       grafplot - Plot the components downstream from a given component.
         imspec - Convert an image to a synphot spectrum or vice versa.
	 mkthru - Create a throughput table for installation in CDBS
         plband - Plot a set of passbands.
        plratio - Plot the ratio of observed to synthetic spectral or
                    photometric data.
         plspec - Plot spectral and photometric data.
        pltrans - Plot photometric transformation diagrams (e.g., color-color
                    or color-magnitude).
	obsmode - A short explanation of the observation mode keywords
	refdata - Pset to specify common synphot parameters.
      showfiles - Print a list of filenames used in a synphot expression

Type "help synphot opt=sys" for a description of files used by these tasks.