1. STScI
2. HST
3. Two Gyro Mode Handbook

	HST Two-Gyro Handbook

Version 3.0
October 2006

HST Two-Gyro Handbook

---

User Support

For prompt answers to any question related to Hubble Space Telescope observations, contact the Space Telescope Science Institute Help Desk at

• E-mail: help@stsci.edu
• Phone: (410) 338-1082
  (800) 544-8125 (U.S., toll free)

The Space Telescope European Coordinating Facility (ST-ECF) also maintains a Help Desk. European users can contact the ST-ECF for help at

• E-mail: stdesk@eso.org

World Wide Web

Information and other resources are available on the HST web site

• URL: http://www.stsci.edu/hst

and the HST Two-Gyro Science Mode web site:

• URL: http://www.stsci.edu/hst/HST_overview/TwoGyroMode

Proposers are encouraged to check the Two-Gyro Science Mode web site for updates related to two-gyro operations.

Revision History

Version	Date	Editors
3.0	October 2006	Sembach, K.R., et al
2.0	October 2005	Sembach, K.R., et al.
1.0	October 2004	Sembach, K.R., et al.

Citation

In publications, refer to this document as:

Sembach, K. R., et al. 2006, "HST Two-Gyro Handbook", Version 3.0, (Baltimore: STScI)