For example, if a binary table has 150 columns, then the first 64 columns will appear as separate tags, the next 64 will appear in a substructure with a tag name SS1, and the next 22 will appear in a substructure named SS2. It may read in files that are not proper FITS since only a few FITS elements needed by the reader are actually explicitly checked. The main function with some utilities. Code to handle simple images and group data. Find an extension in a FITS file.
Decompression is done using a sub-process and pipes so that no temporary file is created.