Back to the article index

Article Contents

ABSTRACT

1.INTRODUCTION

2.BASIC CONCEPTS

2.1.Coordinate definition and computation

2.1.1.Basic formalism

2.1.2.Linear transformation matrix

2.1.3.Usage comments

2.1.4.Additional points

2.2.Coordinate dimensionality

2.3.Keyword value units

2.4.Keyword value defaults

2.5.Alternate axis descriptions

2.6.Uncertainties in the coordinates

3.ALTERNATE FITS IMAGE REPRESENTATIONS: PIXEL LIST AND VECTOR COLUMN ELEMENTS

3.1.Multi-dimensional vector in a binary table

3.2.Tabulated list of pixels

3.3.Keyword naming convention

3.4.Multiple images and the "Greenbank Convention"

3.5.Coordinate system cross-references

4.SPECIFICATION OF UNITS

5.ADDITIONAL MATTERS

5.1.Image display conventions

5.2.Units in comment fields

5.3.Tables

5.4.Conventional coordinate types

6.HEADER CONSTRUCTION EXAMPLE

7.SUMMARY

REFERENCES