a aux ~) UiULASSIFIED carry out air monitoring missions in conjunction with the Air Task Group “ ‘ Task Unit 7.6.1, already established at Kwajalein, was ready to operations. Also operating out of Kwajalein would be the C-47 aerial survey to determine radiation intensities and fallout at varying altitudes - 1 ie in the vicinity of ZERO island on the shot day, \ On X-minus-3 the first of a group of monitors who would accompany a various scientific parties on X-day departed for various. points of - rendevous in preparation for movement to ZERO island on the morning of < X-day. * came aboard the BAIROKO to act as advisors on matters of radiological Also at this time Dr, Nolan, Dr. Whipple, and Captain Knowlton safety, and Lt. Commander Carr of AFSWP arrived to participate in the . first test of the operation. According to plan, all communications on X-RAY operations front ‘ 2. ’* RadSafe missions were directed to the KT KCKINLEY RadSafe Center and monitored by RadOps on the BAIROKO, This provided immediate first hand \ aeEN On succeeding days the plan called for camnunications direct to RadOrs / ” .x Saae information for the Radiological Safety Officer aboard the MT MCKINLEY. out on the surface and of air contamination) for the information of the wer y on the BAIROKO. The MT MCKINLEY RadSafe Center also plotted daily possible fallout patterns based on weather forecasts and maintained daily surface and air RadExes (survey showing limits of expected fall- Pe Radiological Safety Officer. Information from the cloud traclcing planes for monitors of TU-7.6,.1 was also plotted in this center, A YG ‘ : es « On X-RAY morning the BAIROKO was anchored at an observation point we approximately seventeen miles, 340° T fran Engebi, a “? al - 58 - —— te ry ee ” : eee whe tan LyJ wa ane sweet, . qe ash ia eet 7 . e At H-plus-20O minutes . = . “te bo. . : Neo a 7 Y aa : >) weed —< aw freFE cn ay oe . - Ta Sow r a aA tt SR ’ Pte a ; Woo Se a oy re YT e aon. we a NOP Crt i pe, qaereet SETS —_ve Ay ~ aes Seager > J