Table 49. Summary of the status of transient shipping in the Pacific Proving Ground area on or about 5 May 1954. Vessel Location/Course LSTs 762 and 975 Approximately 650 nmi (1,200 km) east- USS Navasota (A0G-106) Arrived Kwajalein 0735 on 5 May, ETD for USS Shea (DM-30) Arrived Kwajalein 1900 on 4 May, ETD for Pearl Harbor 5 May USNS Leo (T-AKA-60) and At Enewetak 1200 on 4 May USS Reclaimer (ARS-42) Departed Bikini to Guam 1200 on 4 May via northeast of ground zero at H-hour, en route to Pear] Harbor USS Arequipa (AF-31) Midway 5 May 10°40'N, 165910'E, 10°40'N, 155°E, 11 knots (20 km/nr); ETA Guam 1800 on 9 May Destroyer? Radar contact from search aircraft at 2000 on 4 May, 10945'N, 162954'E, course 190 true Destroyer? Visual contact from search aircraft at 2030 on 4 May, 10931'N, 165°51'E, course 150 true, 10 knots (18.5 km/hr) M/V_ Roque . Departed area 27 April; 5 May position, Rota Note: @Type of ship unclear from reference, given as "1 DD." Source: Reference 16. At 1700 on 4 May, the following radex areas were announced: Surface Radex. True bearings from ground zero 240° clockwise to 90°, radial distance of 60 nmi (110 km) for H-hour to H+6, plus a circular radex area around ground zero of 15 nmi (27.8 km) radius. This was later modified to 320° clockwise to 70° for a maximum distance of 60 nmi (110 km), 70° clockwise to 200° for a maximum distance of 30 nmi (56 km), and 200° clockwise to 260° for a maximum distance of 70 nmi (130 km), plus a circular radex around ground zero of 15 nmi (27.8 km) radius. It was recommended that the air control destroyer (the Nicholas) move to a true bearing from ground zero of 270° and 90 nmi (167 km). 299