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CALCULATIONS OF DOSE te TAKUYO MARU Persomnel
Japenese data:
1.
2000 heurs JT
\% daly
Bainout started
2.
20% hours JS?
4 day
Reinet over
3.
2200 hours J3T
% daly
Highest count of 37470 cpm
be
0530 hours JST
iS duly
Start ef decontamination
Se
Seintillation beskgreend © 2400 cpa
6. Comtamination of seimtilistion esunterprove was 11,235 cpm
Te Cenversions
500 cpm © 0.7 mr/wk
Other datas
h
1230 hears JS?
12 duly
2
rere
3e
Dese = a Lae|
Detonation tine
Weres « tine of entry
ty © tine of exit
Ty © intensity ot H ¢ 1 bow
Asgumptionss
2. The suspected event te have taken place at 1290 hours JST, 12 July.
WT:
The only instance where we are able te citenpt on estinste
of the decay rete from the Japenese date is conpetible with
the seecmed tine of detonation of the suspected event,
a®1.2
de ‘Combimueus exposure of persennel] te indicsted dose rate for
the tins peried wed,
Wwe 2099 hours 14 July for tine ef highest events
Bo 55 hows © ®
Se Use 1150 heures 15 July fur end of docenteninations
B70 hours © t2
Wee 0090 hears 27 July as time of uenitering MIM
12} dye © 8 - Tete
== y*
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