@®

Program 1, Blast and Shock; Projects l.la, 1.1lb, 1.1,
l.ld l.2a, 1.2b, 1.3, 1.4, 1.5, 1.6

®

Program 2, Nuclear Radiation and Fallout; Projects 2]1,
2.2, 2.3, 2.5a, 2.5b, 2.6a, 2.6b

@

Program 6, System Effects; Projects 6.1, 6.2a, 6.2b,
6.4, 6.5, 6.6
Program 7, Electromagnetics; Projects 7.1, 7.2, 7.4

Program 9, Cloud Photography; Project 9.1.
The instrument station locations on the islands of the atol]

1 Figure 71.
:3r 3.
are 72.

are shown

Details of the experimental projects can be found

in Chap-

The locations of the TG 7.3 ships at burst time are sho

in Fig-

Aircraft participation is given in Table 29; the positipbns of

some of these aircraft at burst time are presented in Table 30.

“ne Teast
The late checks of the weather/radsafe conditions indicated

more

Savorable shot-time wind pattern than forecast (i.e., deeper soukherlies

in the levels between the trades and 55,000 feet [16.8 km]).
detonated at 0630 with a yield of 11 MT.
nel and ships had no adverse incidents.

R

The embarked task for

person-

Postshot advisories werbf

issued

before H+30 minutes on 27 March 1954 to the Chairman, AEC; Army
Staff; and CINCPAC indicating time of detonation and confirming
safety.

The detonation produced a cloud whose upper limit reach

titude of about 123,000 feet (37.5 km)

(Figure 73).

The lowest

(surface to 6,000 feet [1.8 km]) of the stem moved to the southwest at a
speed of approximately 11.5 mi/hr

(18.5 km/hr).

The next higher

20,000 feet [6.1 km]) moved to the west-northwest at about 13.7
km/hr).

The upper levels and the stem moved out to the north.

the PPG, all levels probably moved out to the east except the lo
els, which continued in a westerly direction.
CONTAMINATION.
0903

(H+2:33)

‘The first contact with cloud radiation was r

by Wilson 3, flying at 5,000 feet (1.52 km)

of the racetrack pattern.

The next report at 0933 at the north

255
aae

at thefsouth end
dnd of the

Select target paragraph3