Free Astrophotography Software

• Astrophotography exposure calculator (revised November 2000)
  This revision gives fractional seconds in decimal as well as fraction form (such as 0.018 as well as 1/60 second) for the convenience of CCD users.
  • Download Windows application (ZIP file)
    (For Windows 95, 98, ME, NT, 2000, and XP)

• Program to calculate effect of polar axis misalignment
  • Run applet now, in your web browser
  • Download Java code (source and bytecode, ZIP file)

• BASIC programs from first edition
  • BASIC source code and DOS executables (ZIP file)

• Almanac program
  (Calculates sunrise, sunset, twilight, moonrise, and constellations visible.)
  • Download DOS application (ZIP file)

• EXIFLOG - Digital photo logging program
  
  • Click for more information

• JPEG-to-FITS converter by Carlos Milian
  (Converts JPEG files to LRGB FITS for advanced processing.)
  Hosted here as a service to the author. I cannot support this program or answer questions about it. Note that JPEG is a lossy type of compression and it is better to start with TIFF or camera raw files if you want to do LRGB processing. -M.C.
  • Download installation file for Windows 98 and up (ZIP file)

• To unpack the ZIP files, use WinZip.
  

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