ga
INTRODUCTION
This is a preliminary report, and therefore, does not give either
coaplete or final results of the work of the verlous projects,

No in-

formation on the construction of the device is included, in order that
the classification may be kept to Secret Restricted Data,

tePELETEsevice was detonated on the north end of Runit Island,
Eniwetok Atoll, at 0625:29,8, May 5, 1956, local tine, as a ground shot.

CWDFLFTED.Ss designed as an externally initiated, (JELE]fart-

u

rl)

y Therefore, the

ve

ctegnostic experinents included neesurscents on fireba)l yield, radio~ —
everical yield, exterral nzution threshold detectors, alirha transit
Time, perroissnce of the eNS units, ete.
Lthepoh

Fecause of its o.pected sfeld,

wo gt
ve
seades en
nersoy
pcevice
1+s
2lso used
energy
sour+ ce{

rT

7

PRETED

i

=|
DELETED.
=

=

~

.

1

So

to deterzine nucleer wilnerability of stock

pile ‘capons, end a variety of weapon effects tests.
Was .2pQ0 gtvss ale tts of the work of Tesk Vrits 1, 3, and 4.
Wie Werk of cther Task Urlts vas etther in suvport of the units nention-

wd, or concerned with the deternsticn of the cevice, and will be described

Tne yield was about 39 KT, approstrstely es predicted,.

TTT

—

DELETED

The {

|

ard opticel brightness experitents
worred
«

well, es did the verlous effects méasurenents.
Ne

cOPlen/DCE
LANL RC

~

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-4wa

Select target paragraph3