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Gravity Probe B

Testing Einstein's Universe

WEEKLY HIGHLIGHTS FOR WEEK ENDING 27 March 1998:

STANFORD HIGHLIGHT
Dr. Doron Bardas and his team have completed the de-integration, post GTU-2, of Probe-B, the Science Mission backup probe. Probe B is now ready for storage.

Quartz block #3, the Science Mission quartz block has been delivered to Stanford University for integration in the Science Instrument Assembly.

SPACE VEHICLE HIGHLIGHT
The Attitude Reference Platform (ARP) graphite/epoxy substrate was successfully proof load tested to 120% of the expected flight loading at Applied Aerospace Structures Corp. in Stockton California. The ARPs provide thermo-mechanically stable platforms for the attitude control star sensors and control gyroscopes.

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