Appendix 15 



Chronology of Atomic Bomb Detonations 



Five atomic bombs liave been detonated to date. The times and 

 places of tlieir detonation are as follows : 



Bomb 



No. 



Place 

 Alamogordo, N. M. 



Time 



MWT : July 16, 1945, at 5 :30 a.m. 

 EWT : July 16, 1945, at 7 :30 a.m. 

 GOT : July 16, 1945, at 11 :30 a.m. 



Local Time : Aug. 6, 1945, at 8 :15 a.m. 

 EWT : Aug. 5, 1945, at 7 :15 p.m. 

 GOT : Aug. 5, 1945, at 11 :15 p.m. 



Local Time: Aug. 9, 1945, at 10:58 



a.m. 

 EWT : Aug. 8, 1945, at 9 :58 p.m. 

 GOT : Aug. 9, 1945, at 1 :58 a.m. 



Local Time: July 1, 1946, at 34 

 seconds after 9 :00 a.m. 



EST: June 30, 1946, at 34 seconds 

 after 5 :00 p.m. 



GOT : June 30, 1946, at 34 seconds 

 after 10 :00 p.m. 



Bikini (underwater) Local Time: July 25, 1946, at 59.7 



seconds after 8 :34 a.m. 



EST: July 24, 1946, at 59.7 seconds 

 after 4.34 p.m. 



GCT : July 24, 1946, at 59.7 seconds 

 after 9 :34 p.m. 



2 Hiroshima, Japan 



3 Nagasaki, Japan 



4 Bikini (in air) 



207 



