Tr
1
990
i
|
UMBRELLA
ao
D-~27
'
!
|4
60
3
Dose Rate, {O c/hr
70
50
40
30
20
Time, Minutes
Figure D.19 Approximate linear gamma dose rate record for coracle at
2,670 feet, 248° T from surface zero, Shot Umbrella.
\
on
af{\
\y
405