forz:tion flyizz some of the samples should be almost identical, so
that wae actual spread in the data may not be a true index of the
ranc—mess of sanpling.
By comparison, the excepted samples should
affcri an insient into the representativeneas of the others,
sADIATION =XPOSURES
=.1
Magnitude
eee
2.
Only zed Flight aircraft approached the planned operational
Fail-re to attain the -l-nned exposure in the other flights
ig reziected in the lower sample sizes which they obtained.
ked Flight
expcs.c28 were i= the 3 to 4 roentgen level, White Flight in the
0.5
'
to 1 -centgen level, and Blue Flight in the 0.2 to 0.4 roentgen level.
Beca.z2 the aircraft were carefully
hand-polished by the F-8hG per-
sonne_. the cockrit background was very much lower than expected.
The
si wh
fect
” et
experires,
total -ediation exposures.were therefore approximately Lot leas than
had tein anticipeted.
In view of the fact that these aircraft saw
radizz.con intensities in excess of 500 rfhr, the low exposures achieved
by Fei Flight should be considered a testimony to the skill of its pilots.
2.2
Effectiveness of Shielded Flight Clothing
Use c? the shielded flicht clothing by Ked Flight apparently
gave zi-ut a four- to five-fold reduction in radiation exposures.
The
effect iid not arrear to be significant for waite Flight, although for
3lue ZLekt there again appeared to be a significant protection,
The
eTOte=_cno afforizd to Red Flight apparently corresponds to evidence
that 2 ccnsideratie fraction of the radiation flux in the cloud during
Red F_=t penetr-tions may be due to the decay of U9 which gives a
i
i