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Project 6.3 - Effect of Atomic Mxclosions on the Ionosphere - M. Hawn
CPIECTIVE

The objective of Project 6.3 is to obtain data on the effects of
high yield nuclear explosions on the Ionoesrhere.

Principally, to in-

vestigate the area of abserption, probatly due to the high altitude
raiioactive particles, an2 to study the effects of orientation relative
to the earth's marnetic ficli on F2 layer effects.
TSTRIMTTATION
The esrstem comrriscs

Two Iconospher: recorders, type C-2, operating on pulse trans-

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miscion, installed in € ton trailer vars, one located at Rongerik Atoll

e Ioncsphere recorder, Type C-3, opcrating on pulse trunsmission,
ated on the cround at

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Aowline until "+15 minutes, thente continusus until FE # 1 how;
thenee onee per minute until EH 4 2 hours; thence routine.
TORT TMT™aTy eTsults
rs operated surtceesfully fer this shot,

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Reeorte? date from all etations will not be availsble for review

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anprowimately 25 July 19°64,
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Select target paragraph3