next up previous contents
Next: Setting the Rest Up: Spectral Line Data Previous: Listing and Plotting

Recomputing Velocity Information

   Although atlod or fits is the best place to set the velocity information, this can also be handled by the task uvredo . This task recomputes a number of the `derived' quantities (such as observatory radial velocity) which are stored in a visibility dataset. You have to select uvredo 's velocity option, and set the keyword velocity to indicate the rest frame to be used. Typical inputs are:


Last generated by rsault@atnf.csiro.au on 16 Jan 1996