6.3 Exposure-level Special Requirements
Exposure Special Requirements summary
HST has special requirements that are used to specify scheduling constraints at the exposure level, and this article contains the descriptions of those requirements.
- 6.3.1 General Exposure-level Special Requirements
- 6.3.2 Timing Exposure-level Special Requirements
- 6.3.3 Target Position Exposure-level Special Requirements
Boldface type indicates the name of an APT parameter or a value for a parameter.
Black text indicates an important note.
Magenta text indicates available but unsupported parameters (requires prior approval from STScI).
Red text indicates restricted parameters (for STScI use only).
Brown text indicates text file parameters.
Items in brackets - <value> - are required values.
Items in square brackets - [<value>] - are optional.
More about Exposure-level Special Requirements
|Use the table below to go directly to information for a particular exposure-level special requirement.|
The following Special Requirements apply to individual exposures within a visit. All instances of <exposure-list> or <exposure> refer only to exposures in the same visit as the exposure carrying the requirement.
Supported Formats for Exposure-level Special Requirements
No longer available; see text.
PAR 4-6 WITH 1-3
REQ EPHEM CORR OFF-13
POS TARG +6.3,-8.1
SAME POS AS 6
PATTERN <#> [<exposure-list>] (Replaced by Pattern Containers in the APT User Interface))
PATTERN 5 1-4
PHASE 0.09 TO 0.11
SEQ 2-5 NON-INT