With this command the user can delete and undelete the astrometric standards used for the transformation, and optionally displays (slowly) the residuals. Input is the MIDAS table with the coordinates of the standard stars.
After having displayed the residuals, the programs ask for the identification of a star to be deleted/restored. This must be the sequence Number in the MIDAS table and NOT the identifier of the star. To finish the editing session type 0.