in hours 
t 
+700 hm 
“Ay 
oe 
ee 
X*0008m 
. Our 
ee 
= K+3008m 
4'020° as 
SS %-28018 
- 
oS 
2150 8° 
= X-200te 
te20 hours 
t= 40 hours 
t= 60 hours 
20 z 
36 ee = = = 
a 
t=80 hours 
t=100 hours 
Aa Gd 
mat Boot & & = = reas 
| 
3 
5. FORCASTING DIAGRAM FOR THE SQUARE CORNERED FILTER AND THE 
FRESNEL FILTER FOR THE CASE OF A VERY SHORT FETCH 
Seas 
