STSDAS Users Guide

CHAPTER 3:
Data
Formats


To properly analyze data from the Hubble Space Telescope it is best to understand the basic data formats that are used.
*1 Both IRAF and STSDAS have headers containing descriptive information, although the implementations vary. Both also have separate files for headers and data. In this chapter, we will describe:

IRAF Images
STSDAS Images
Working With Multigroup Images
HST Datasets
World Coordinates
Table Format

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