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KSR-3 or KSR-III (Korean Sounding Rocket-3) is a South Korean liquid sounding rocket designed by Korea Aerospace Research Institute. It was launched successfully on November 28, 2002 for scientific surveillance purposes. The first test flight of KSR-III was carried out by the KARI rocketry team from Anheung Proving Ground, reaching an altitude of 42.7 km (26.5 mi) and flying over 84 km (52 mi).