Canopus
Nuclear test
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Canopus was the codename of the first French two-stage thermonuclear test. It was conducted by the Pacific Carrier Battle Group on 24 August 1968, at the Pacific Experiments Centre near Fangataufa atoll, French Polynesia. Wikipedia
Location: Fangataufa
Date: August 24, 1968
Test altitude: 520 m
Test series: 1966–70 series
Yield: 2.6 Mt (10878.4 TJ)