Hydra CLI preview

       preview - view a set of objects

SYNOPSIS

       preview first last time

DESCRIPTION

       This  procedure  view the set of objects whoes internal id
       are beetwen the "first" and "last"  specified  values.  It
       waits for "time" seconds to get to the next object.

AUTHOR

       R.Cantarutti, National Optical Astronomy Observatories