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Basic FITS
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A User's Guide for
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How FITS Evolves
 
Contents
FITS Fundamentals
Subsections
Basic FITS
Primary Header
Required Keywords
Reserved Keywords
Some Hints on Keyword Usage
Units
Primary Data Array
Scaled Integers
Undefined Integers
IEEE Floating Point Data
Random Groups
Header
Required Keywords
Random Parameter Reserved Keywords
Data Records
Extensions
Required Keywords for an Extension Header
Reserved Keywords for Extension Headers
Creating New Extensions
ASCII Table Extension
Required Keywords for ASCII Table Extension
Reserved Keywords for ASCII Table Extension
Data Records in an ASCII Table Extension
The Image Extension
Header
Data Records
Binary Tables
Required Keywords for Binary Table Extension Headers
Reserved Keywords for Binary Table Extension Header
Binary Table Extension Data Records
Reading FITS Format
FITS Files and Physical Media
William Pence 2004-01-07