| FRMAP | Task to build a map using fringe rate spectra |
| FSHIFT | specifies a position shift - output from fitting routines |
| NAXIS | Axis number |
| OBEDT | Task to flag data of orbiting antennas |
| OBTAB | Recalculate orbit parameters and other spacecraft info |
| PIX2VAL | An image value in the units specified in the header. |
| PIX2XY | Specifies a pixel in an image |
| RASHIFT | Shift in RA |
| REGRD | Regrids an image from one co-ordinate frame to another |
| RESTFREQ | Rest frequency of a transition |
| ROTATE | Specifies a rotation |
| SHIFT | specifies a position shift |
| SKYVE | Regrids a DSS image from one co-ordinate frame to another |
| SYSVEL | Systemic velocity |
| VELDEF | Specifies velocity definition |
| VELTYP | Velocity frame of reference |
| XINC | increment associated with an array of numbers |
| XPARM | General adverb for up to 10 parameters, may refer to X coord |
| XTRAN | Create an image with transformed coordinates |
| XTYPE | X axis (U) convolving function type |
| XYRATIO | Ratio of X to Y units per pixel |
| ZINC | Set the increment of the third axis |
| ZXRATIO | Ratio between Z axis (pixel value) and X axis |
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