## Contents

- 1 Introduction
- 2 Installing and Using CFITSIO
- 3 Example Programs
- 4 CFITSIO Routines
  - 4.1 </span><span style="font-weight:bold">Error Reporting</span><span style="font-weight:bold">
  - 4.2 </span><span style="font-weight:bold">File Open/Close Routines</span><span style="font-weight:bold">
  - 4.3 </span><span style="font-weight:bold">HDU-level Routines</span><span style="font-weight:bold">
  - 4.4 Image I/O Routines
  - 4.5 Table I/O Routines
  - 4.6 Header Keyword I/O Routines
  - 4.7 Utility Routines
- 5 CFITSIO File Names and Filters
  - 5.1 Creating New Files
  - 5.2 Opening Existing Files
  - 5.3 Image Filtering
    - 5.3.1 Extracting a subsection of an image
    - 5.3.2 Create an Image by Binning Table Columns
  - 5.4 Table Filtering
    - 5.4.1 Column and Keyword Filtering
    - 5.4.2 Row Filtering
    - 5.4.3 Good Time Interval Filtering
    - 5.4.4 Spatial Region Filtering
    - 5.4.5 Example Row Filters
  - 5.5 Combined Filtering Examples
- 6 CFITSIO Error Status Codes