List of Subgroups

• ASTRO - Astronomy utility procedures
• ASTROM - Procedures that utilize the astrometry in a FITS header
• DAOPHOT - Procedures that emulate an early version of DAOPHOT PSF-fitting photometry
• DATABASE - IDL database routines as used by the UIT and HRS science teams
• DISK_IO - Procedures to access different disk formats including those used by AIPS, IRAF, and stand-alone DAOPHOT
• FITS - Procedures that access a FITS tape or a disk FITS file
• FITS_3DTABLE - Procedures that access a 3D binary modified FITS table on disk
• FITS_TABLE - Procedures that access an ASCII modified FITS tables on disk
• FITS_BINTABLE - Procedures for reading and writing (disk) FITS binary table extensions
• IMAGE - Procedures useful for image processing
• MATH - Procedures for math and statistics (often from "Numerical Recipes")
• MISC - Miscellaneous IDL procedures not directly related to astronomy
• PLOT - Procedures for making or controling plots
• SDAS - Procedures for accessing files created by STSDAS (modified disk FITS)
• SDAS_TABLE - Procedures for accessing tables files created by STSDAS
• STRUCTURE - Procedures for accessing IDL structures
• TV - Procedures for manipulating the image display
• TAPE_IO - Procedures to emulate in Unix the intrinsic tape routines available in the VMS version of IDL.
• JHUAPL - Routines from JHU library that are used by other procedures in the Astronomy library, or that are strongly related to Astronomy