NIRISS Performance

Articles are available about the predicted performance of JWST NIRISS's 2 slitless spectroscopy modes (wide field slitless spectroscopy and single object slitless spectroscopy) and 2 imaging modes (aperture masking interferometry and regular imaging). 

JWST Performance

Observatory and instrument performance data based on commissioning and other in-flight data are still being analyzed. Updates to JDox performance articles will be made as vetted results become available.

Check the "Latest Updates" information at the bottom of each article to track these updates.

NIRISS enables a variety of science observations with its 4 available observing modes. The following articles provide a current understanding about the instrument's predicted performance: 

Latest updates
Originally published