                          Program Description

              A program to convert  Latitude/Longitude coordin-
              nates to LORAN delays and vice versa. In addition
              the program calculates headings and distance from
              point "A" to point "B" with the location of points 
              specified either as Loran delays or Lat/Lon. It also
              performs Time/Speed/Distance calculations and pro-
              vides hard copy for all functions. Data files cover 
              all LORAN chains in the world. Editor allows the 
              addition of any new chains.

     Hardware Req.-Any IBM compatible PC. At least one floppy drive but
                   a hard disk is recommended.
  
     Documentation-Documentation file on distribution disk.
    
     Reg. Fee-     Thirty five dollars.

     FILES-(Shareware Ver) NAVPAK.EXE when extracted yields:

              MARNAV.EXE   The main program

              ACTGRI.LRN   Active LORAN Chain file

              GRI8970.LRN  Great Lakes Loran Data

              MARNAV.DOC   Documentation File

     Registered version has world wide LORAN Data files.
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