Download:

• Celestial Navigation Program ASNAv (click here to download)
  The version 1.5 has been released in Feb 2021. It is a 32-bit Windows program installed using Inno Setup.
  
  MD5 71b46ea77f8c069a68793aa4bb7675cf, SHA-1 896f356fe5c1a6d2bec546793813e2e64e71995b,
  SHA-256 bb8f9965168951fe164ee59eb5a76369cf1539f536bbb7188911cd87c6e6f2a5
  
  Please let me know how you use the program and give me feedback, for instance if you would like a version for tablet or phone...
  Use the contact page to send me a message.
  
  If you use the program regularly, consider donating to The Mission to Seafarers

Some useful resources for celestial navigation:

• The American Practical Navigator (Bowditch). Particularly Volume 1 part 3 and Volume 2 chapter 3.
• The NavList message boards.
• A PDF with plotting sheets from 0° to 69° latitude can be found at www.siranah.de (the direct link is here).

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