HST Data Handbook for COS

Chapter 2:
HST File Formats

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2.1 HST Data Files
2.2 Multi-Extension FITS File Format
    2.2.1 Working with Multi-Extension FITS Images in IRAF
    2.2.2 Working with FITS Table Extensions
2.3 GEIS File Format
    2.3.1 Converting Waiver FITS to GEIS
    2.3.2 GEIS Data Groups
    2.3.3 Working with GEIS Files
    2.3.4 The waiver FITS Format