Tags: Weapon.
Upshot-Knothole Simon was a nuclear detonation conducted as part of the U.S. Operation Upshot-Knothole nuclear testing program. Simon was conducted on 25 April 1953 at the Nevada Test Site and tested the TX-17/24 thermonuclear weapon design which had a yield of 43 kilotons.Test: SimonTime: 12:30 25 April 1953 (GMT)04:30 25 April 1953 (local)Location: Nevada Test Site Area 1Test Height and Type: 300 Foot TowerYield: 43 kt