The excerpt represents the core issue or deciding factor on which you must meditate, and is drawn from U. S. Project Trinity Report by Carl Maag and Steve Rohrer:|
detachment was dismissed at 1300 hours on shot-day when it became
evident from offsite monitoring that evacuations would not be
undertaken. The detachment returned to LASL at 0400 on 17 July (15).
Two B-29 aircraft from Kirtland Field, Albuquerque, New Mexico,
participated in post-shot events. Their planned mission was to pass
over the test area shortly before the explosion to simulate a bomb
drop. After the TRINITY device had been detonated, the aircraft would
circle near ground zero, while the men onboard would measure the
atmospheric effects of the nuclear explosion. This would enable them
to determine whether a delivery aircraft would be endangered.
However, because of bad weather on shot-day, Dr. Oppenheimer canceled