Appendices

• Appendix I. Variable-keyword mechanism
  • Appendix I-a. Variable keywords using coordinate association
  • Appendix I-b. Variable keywords using pixel-to-pixel association
  • Appendix I-c. Array-valued keywords (no association)
  • Appendix I-d. Using image extensions instead of binary tables
• Appendix II. Pixel list mechanism for flagging pixels
• Appendix III. Meta-HDU mechanism
  • Appendix III-a. Extension to multiple split dimensions
• Appendix IV. Adaptation to binary table extensions
• Appendix V. Other recommendations or suggestions
  • Appendix V-a. File naming suggestions
  • Appendix V-b. Storing data in a single file or in separate files
  • Appendix V-c. Obs-HDU content guidelines
• Appendix VI. Extended mechanism for distortion corrections
  • Appendix VI-a. Multiple distortion corrections to the same coordinate
• Appendix VII. External Extension References
  • Placeholder extensions
  • Virtual external extensions
• Appendix VIII. File list wildcard patterns and sorting
• Appendix IX. Higher-level (Level P) data: parameterized components