BIKINI ATOLL TARE WILLIAM 4.6 VICTOR SUGAR ROGER 23. OBOE Fig. 3-19 Gamma Dose Rates in Roentgens/hr of Shot 2 Fallout 1 hr After Shot Time. Infinite dosages (underlined) in roentgens are based upon these dose rates. There was light fallout at the two islands marked with asterisks during the night after Shot 23; dose rates on the latter islands are based on readings after the secondary fallout was completed.