” . (2) If wind shear acis is $ of anjow axis. This is and scnewhat less for 6$,000 to 95,000 a 2. From initéal land survey reports ERIPPU Island (NE part of Atoll) stil) 30 ceeds bapepett picture for heaviest fall-cut Light Zero This type of analysia gives « feeling only for pattern of fall-cut because it does not tell exactly when the fall-cut arrives. Rowaver, it is apparent that the 200-300 plus roentgens lifetime dosage line passed on or Close to AILINGINAR, RONGELAP Island and RONGERIX which are at 90-100 miles in cases of AILINGINGE and RONGEL/P and 130.miles. to RONGERIX. from Ground ZeTC< The 1,000 plus roentgme lifetime dosage lines are expeeded as cone goes north from ROMGELAP Island to northern islands of that atoll. This analysis is based on : (1) logt cal, use of wind petterns existing during shot time to fall-out, (2) miltiple shot (tower or ) fall-out pattern data from Nevada Proving Grounds over last 3 years, and (3) expertence and data from IVY-MIKE (limited crosa-.wind and upwind) and CASTLE-BRAVO itself. K=61