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RADCAT
RADCAT
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RADCAT

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RADCAT

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RADCAT

RADCAT (RADar CAlibration Target) were a pair of passive radar calibration satellites operated by the United States. They were cylinders with a radar cross section of 5m2. The first was destroyed in a launch failure in 1968; the second was launched in 1972 and remained in orbit until 2012.

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