|Newletters (STANs)||Space Telescope Analysis Newsletters (STANs) are sent to observers via email, whenever there is news that may affect observation planning or analysis.|
|Instrument Handbook||The Instrument Handbook is the primary guide to the characteristics and use of the instrument. It is also available in PDF format.|
|Data Handbook||The HST Data Handbook is the primary reference for data format and analysis information.|
|Instrument Science Reports||ISRs are technical reports written by the COS Group staff about various aspects of the instrument and data. They usually contain in depth information about a specific topic.|
|Calibration Workshop Papers||The 2010 workshop presentations included a variety of COS-related subjects ranging from its commissioning and characterization to the most recent advances in data calibration.|
|Conference Posters||COS posters presented at various conferences.|
|Information Brochure May 2012||The COS Information Brochure contains an overview of the instrument's capabilities (PDF).|
If you wish to obtain a paper copy of any of our documents please use the attached form. Be sure to give us an email address and a postal address so we can be sure that the requested documents reach you.
New in the Last 45 Days
June 2017 STAN
In this STAN we inform Cycle 25 proposers who are preparing to submit a Phase II of changes to COS/FUV operations.
COS Team 29 Jun 2017
ISR 2017-06: Spectral Resolution of the COS/FUV M-gratings at Lifetime Position 3
In this ISR, we characterize the spatial and spectral resolution at the third COS FUV lifetime position.
J. Roman-Duval 20 Jun 2017 (pdf)