1.4 Organization of this Document

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Chapter 2provides a system overview of HST. Chapter 3discusses the performance of the telescope. Chapter 4provides information on the Scientific Instruments available for use in Cycle 16. Chapter 4 discusses a variety of issues relevant to the preparation and execution of HST observations such as Bright Object constraints. Chapter 5explains how to calculate the appropriate orbit resources to request when submitting a Phase I observing proposal, and Chapter 6discusses data processing and the HST Data Archive.

A variety of additional information is provided in the Appendices including examples of Phase I orbit calculations for each of the Cycle 16 instruments (Appendix A), descriptions of former HST instruments that may be of interest for Archival Research (Appendix B), a glossary of acronyms and abbreviations (Appendix C) and a listing of internet links used in the document (Appendix D).