30
29

sR

27

“a”

24

a

25
e

23
22
21
ws

TRAY ACTIVITY (C/M x 105)

26

-_

28

20

\
15
160 180 200 220 240 260 280 300 320 340 0
20 40
DEGREES FROM TRUE NORTH

Fig. 4

y"
60

80 100 120 140 160

Interpolated Fallout Collection Curve
HOW-A

11

Select target paragraph3