the JWST user documentation is under development; current versions are preliminary and subject to revision.
JWST Target of Opportunity Observing
NIRSpec Multi-Object Spectroscopy Observation Specifications
JWST Target Visibility Tools
JWST General Target Visibility Tool Help
JWST Coronagraphic Visibility Tool Help
Specifying JWST Position Angles, Ranges, and Offsets
JWST Observing Overheads and Time Accounting Overview
More pages coming soon ...
Exposure Time Calculator
Astronomer's Proposal Tool v. 25.1
Space Telescope Science Institute
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The NASA James Webb Space Telescope, developed in partnership with ESA and CSA, is operated by AURA’s Space Telescope Science Institute