The keel is now in line with the lubber line and in the various directions the above deviation on the compass will be present, giving a deviation curve for your instruments as follows: On short transits of 10 miles distance, the deviation of 2 or 3° does not matter so vitally, but navigation should always be practised as accurately as circumstances allow.
Isiseko sesikhephe ngoku kumgca kunye nobhashu-bhashu lomgca kwiindlela ezohlukileyo okukuphambuka kungentla kwisixhobo sakho ngoluhlobo - kuthutho olufutshane lwemayile ezilishumi kumgama, ukuphambuka kwe-2° okanye 1-3° akubalulekanga kangako, kodwa uqhutyo kufuneka lusoloko lusenziwa ngokulungileyo iimeko zivuma.