IV Chart: Shots for UPSHOT/KNOTHOLE ve Shot Date ANNIE 17 March 1953 NANCY 2h March 1953 RUTH 31 March 1953 300-foot DIXIE - 6 April 1953 Air drop RAY 11 April 1953 100-foot BADGER 18 April 1953 300-foot tower SIMON 25 April “1983 300-foot tower ENCORE 8 May 1953 © Type HARRY 19 May 1953 GRABLE 25 May 1953 CLIMAX June 1953 300=-foot tower 300-foot tower tower tower 2,20 feet ( air drop 200~foot tower 500 feet in air “Air drop Even with two groups of sampler pilots, the radiation dosages were carefully calculated, based on the aircraft entering the cloud approximately two hours -after detonation, on the predicted yield ofthe device, on a speed of 250 miles an hour, and upon clean aircraft,!> Sampling officials took three major steps to reduce exposure. During the first mission, ANNIE Shot, the soundness of clean aircraft was clearly demonstrated, About half the exposure was absorbed between the last 86 SWEH-2-003h / AFWLKO (0? otsee