Cassini RAD Materials

[Tad Blanchard <Tad.M.Blanchard.1@gsfc.nasa.gov>]

RADSAFERs,

Just for your information.  Here's a list of the materials that will be
launched on Cassini, scheduled for October 13, 1997:

DEVICE*		QTY		RADIOISOTOPE	TOTAL ACTIVITY (Curies)

RTG			 3		Pu-238		399,000
					Pu-239		268
					Pu-240		138
					Pu-241		636
					Pu-242		0.15
					Am-241		43
					U-234			3
					Th-230		0.48
					Other decay prod	0.05

LWRHU			117		Pu-238		3,650
					Pu-239		2.8
					Pu-240		1.6
					Pu-241		67
					Am-241		0.49
					Pu-236		0.06
					U-234			0.04
					Other decay prod	0.02

*RTG = Radioisotope Thermoelectric Generator
 LWRHU = Light Weight Radioisotope Heater Units


	
					

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Tad  Blanchard            /__ \ /___\   NASA-Goddard Space Flight Center
Nat'l Health Svc, Inc          O         Code 205.9, Greenbelt, MD 20771
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