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Welcome to the CDF Help Desk

This form is for asking questions about the Common Data Format (CDF). When you fill out this form and submit it to the CDF User Support Office, your question will be answered by our staff.

If you would like to make general comments or suggestions about CDF or aspect of this CDF Web site then please fill out the CDF Feedback Form instead.

If you have any problems submitting this form then please see additional contact information.

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National Space Science Data Center
Code 633, Greenbelt, MD 20771.
Last Update: May 27, 2002, MHL.