F/6*4 PROPOSED R£DI VIS I ON 
O F 
EASTERN GRID CRUISE TRACK 
s 
EASTERN AREA CRUISE N0.__ _NORMAL GRID TRACK 
EASTERN GRID SURVEY NO. . ACTUAL CRUISE TRACK 
DATES . (diurnal) 
------- -- ACTUAL CRUISE TRACK 
(nocturnal) 
