Apzip -

: The corresponding program APUNZIP.PRO is used to restore the raw data cubes for reduction.

: Compressed files generated by APZIP are saved with the .apz extension. : The corresponding program APUNZIP

The APZIP procedure uses a three-step custom algorithm to achieve an average compression factor of approximately . : The corresponding program APUNZIP

: The resulting multi-extension FITS files are compressed using the FPACK utility and the lossless Rice compression algorithm . 3. Usage and Accessibility : The corresponding program APUNZIP