SET

        [ASTRO\]SET parameter value

    Enter a value for a parameter. Valid parameters are :
      - DUT1
        which is (UT1-UTC) in seconds of time (from I.E.R.S.)
      - DTDT
        which is (TDT-UTC) in seconds of time (from I.E.R.S.)
      - AZIMUTH_REFERENCE
        which is either NORTH or SOUTH, and defines the azimuth to  be  zero
        in the North or South direction (to conform to local conventions).
      - SET NAME Argument
        Define  the  naming convention for listing sources from the catalog.
        Sources in the catalog may have several names. This  command  define
        which  name  should be printed in commands SOURCE and HORIZON. Argu-
        ment can be
            *   to print the name of the source which has been searched for
            ALL to print all the possible names of the source
            1,2,3 etc... to print the first, second, third,  etc..  possible
            names of the source