For several years already PROCYON is the most extensive Astronomy program for the Series 3a/3c. With the release of the Series 5, many requests came to port the program for the new Psion machine.
Here we release the first version of the program for the Series 5 and call
it PROCYON X.
All files are checked for viruses before being made available online.
This file can be found in the PDA Software Library. Keyword PDA.