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Semroc #KD-4 IRIS model rocket kit
Skill Level 1 The Iris was designed by Atlantic Research Corporation and was transferred to NASA. The first flight was July 22, 1960 at Wallops Island, Virginia. It was designed to loft 100 pounds to an altitude of 200 miles. It was flown with a booster consisting of a cluster of seven very short burn motors that dropped off before the tower was cleared. Length: 23.80", Diameter: 1.170", Engines: A,B,C
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