Chapter 7:

Special Requirements
[Visit and Exposure Special_Requirements]

In this chapter . . .

7.1 Introduction to Special Requirements: Syntax and Rules 7.2 Visit-level Special Requirements 7.2.1 Guiding 7.2.2 Target Orientation 7.2.3 Special Observation Requirements 7.2.4 Timing Requirements 7.2.5 Conditional Requirements 7.3 Exposure-level Special Requirements 7.3.1 Target Acquisition 7.3.2 Target Position 7.3.3 Special Observation Requirements 7.3.4 Special Communications Requirements 7.3.5 Timing Requirements

Tables and Figures

Hint: To go directly to information for a particular Special Requirement, go to the tables that follow below, and click on any entry.

Table 7.1: Supported Formats for Visit Level Special Requirements

Table 7.2: Supported Formats for Exposure Level Special Requirements

Table 7.3: Accuracies of Guiding Modes

Figure 7.1: ORIENTation computation for WFPC2

Figure 7.2: ORIENTation computation for FGS1R, in TRANS mode.

Figure 7.3

Table 7.4:  Instrument Orientations with respect to U3-Direction

Table 7.5:  Approximate Separation and Orientations between Instrument Detectors