zz
lh

There followed a week of rall-up planning and activity

wotle the Task Force ezgain waited for the weathor to permit firing
RECTAR.

Om 1k Mey the fourth NECTAR sortie was mace.

CTC 7.3 ani

a partial steff returned aboard CUXTI:5 in the late afterncon,

‘The

sortie begen a few minutes later, anid by 2130 all chips hed elesred
the lagoon.

They hei no pre-shot scientific support tosks, so all

proceeded directly to thelr shot time stations.

USS HANAKAGG

(A0G~53), present as an itinerent, was asaiged a station well clear

ef the atoll, AIKSZORTE and BULLE GROVE, enroute from Bikini, were

/

ordered to join the forustion at sea upon their arrival. st 2400
BPPEASOR departed for Ufeleng,

M O04§ the lact search aircraft

landed at Brajalein and the expected fall-out area was reported clear,

se GLOO CIT SEVEN atvised that the weather outlook was poor.

a 0500

he announced that the shot had been delayed. The ships returned te
the lagoon at daylight. Gn 15 May HECTAR events were agein begun,

and carried out on substantially the saze schedule, MAMAKAGON bed
departed for Hrajalein that day.

This tine the farcrable weather held,

and at 0620 on lA May, HECTAR, the final shot in the CASTLE series, eas

detonsted, Whea the shock weve hai passed, units eloced Ratwetck,
re-entered and hy 0745 had anchored in their evacuation stations.

fore

nightfall all danger of heavy fal~oub had passed end CURTISS and ESTES,
released from Operation CA;TLS, departed Eniwatok for Sen Francieco,
SIOUL and MiLALA put te sea that afternoon ond, with ¥P-29 sircraft,
engeced in « epecial water survey ani sampling progren for the AEC,

AFWL/Ho

a

”

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