Nuclear test

Annie (United States)

17 Mar 1953 · Nts

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What the records say

When
17 Mar 1953
Kind
Nuclear test
Yield (kt)
16
Where
Nts
Coordinates
37.00° N, 116.00° W
Yield kt
16
Type
tower
Purpose
weapons development programme
Reported by
DOE

Upshot-Knothole Annie

U.S. nuclear weapons test

Upshot–Knothole Annie was one of eleven nuclear weapons tests conducted by the United States as part of Operation Upshot–Knothole. It took place at the Nevada Test Site on 17 March 1953, and was nationally televised. The device used in the blast was a 16 kt Mark 5 Nuclear Bomb - a low yield fission weapon, detonated 90 meters / 300 feet above the ground.

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