In the 2008 book The Nuclear Express: A Political History of the Bomb and its Proliferation, Thomas C. Reed and Danny B. Stillman stated their opinion that the "double flash" was the result of a joint South African–Israeli nuclear bomb test.
2008年の書籍『The Nuclear Express: A Political History of the Bomb and its Proliferation』でダニー・B・スティルマンとトーマス・C・リードは「二重の閃光」は南アフリカとイスラエルの共同核実験の結果だという意見を述べた 。