Recipes# Practical step-by-step guides to help you achieve a specific goal. Most useful when you’re trying to get something done. Velocity Definitions and Rest Frames How to change velocity definitions and reference frames Velocity & Frames Metadata Management How to interact with the metadata of an SDFITS file Metadata Management Smoothing How to smooth data Smoothing Data IO How to read and save data Data IO Align Spectra How to align spectra Align Spectra Flagging How to flag data Flagging