Gravity Probe B - No drag?

From: Randy John (rjohn@axarosenberg.com)
Date: Tue Apr 20 2004 - 20:13:16 EDT

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Unless I am mistaken, the drag term for this sat will go to zero when
they get everything working.  They will use small helium powered
micro-thrusters to counteract SRP and atmospheric drag.  This is because
the gyros inside must live in a drag free environment.
	Randy

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