power calculations have been off by a significant margin in all of the nuclear bomb detonations.

I wonder why that is so.

http://www.msn.com/en-ca/news/world/bikini-islanders-still-deal-with-fallout-of-us-nuclear-tests-70-years-later/ar-AAhMl3k?ocid=spartandhp

“The Baker test during Operation Crossroads, a series of two nuclear weapons tests conducted by the United States at Bikini Atoll. on July 25, 1946”

“On March 1, 1954, the bomb detonated just as planned – but still there were a couple of problems. The bomb turned out to be 1,100 times larger than the Hiroshima bomb, rather than the expected 450 times.”