COS Data Handbook

Version 6.0 - August 2025

PDF Version

Cosmic Origins Spectrograph Data Handbook


Table of Contents

User Support

Please contact the HST Help Desk at https://stsci.service-now.com/hst for assistance, where you can submit your questions directly to the appropriate team of experts.

Additional Resources

Information and other resources are available on the COS website:

Revision History

Version

Date

Editor

6.0August 2025Nick Indriolo
5.1November 2022David Soderblom
5.0August 2021David Soderblom

4.0

May 2018

Marc Rafelski
Senior Technical Editors: Susan Rose and Sharon Toolan

3.0

October 2015

Andrew Fox
Senior Technical Editor: Susan Rose

2.0

January 2013

Derck Massa, Brian York and Svea Hernandez

1.0

March 2009

Brittany Shaw, Derck Massa, and Mary Elizabeth Kaiser

Authorship

This document is written and maintained by the COS Team in the Instruments Division of STScI with the assistance of associates in the Operations and Engineering Division. Contributions to the current edition were also made by COS team members Tom Ake, John Debes, Leonardo Dos Santos, Travis Fischer, William Fischer, David French, Elaine Mae Frazer, Sten Hasselquist, Jacqueline Hernandez, Svea Hernandez, Robert Jedrzejewski, Christian Johnson, Lauren Miller, Anna Payne, Marc Rafelski, David Sahnow, Ravi Sankrit, David Soderblom, and Debopam Som.

Citation

In publications, please refer to this document as

  • Indriolo, N., et al. 2025, COS Data Handbook, Version 6.0, (Baltimore: STScI).