US ISO Science Support Center

Long Wavelength Spectrometer


The LWS, on board of ISO, was used to collect spectra between 45 and 200 microns both at low (R~200) and high (R~10000) spectral resolution.

If you plan to work with LWS data, here is a checklist for you:

Get tools to


Browse the documentation available below to know more about the LWS. A lot of new information about the instrument calibration is constantly put on-line !


  • LWS Interactive Analysis (LIA) Upgrade to Version 8.1,  Released 20th November 2000! Details here.

  • - Documentation

    - Data Reduction & Analysis Tools


    - FAQs: Based on questions received from the U.S. and the International community


    - Related Useful Links


    HowTo Get Help: If you have questions or need help on your LWS observations or data, please contact IPAC ISO helpdesk at: iso@ipac.caltech.edu in the US, or helpdesk@iso.vilspa.esa.es in Europe

    Last update: 7 October 1999.


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