NASA's James Webb Space Telescope

JWST ETC Version 1.3 Has Been Released

News Feature November 13, 2018

Screenshot from ETC showing groups before saturation.

The JWST Exposure Time Calculator (ETC) version 1.3 is now live. This release includes a wide range of usability enhancements, accuracy improvements, and new features, including:

  • A “Quick Start” option for new users
  • Information on a pixel-by-pixel basis when hovering the cursor over images
  • Faster calculation speeds
  • One-click access to ETC calculations from APT
  • Improved consistency in nomenclature between ETC and APT
  • New “Groups before Saturation” plot and Report values
  • New power-law spatial profile
  • Links to appropriate documentation throughout the web application
  • Expansion over Instrument Setup parameters for more observing modes, including MIRI/MRS

See the release notes for details, and be sure to review the known issues for this release.

If you have any questions about this release, please let us know via the JWST Help Desk.