The principal tasks in the field of navigation are: the periodic and accurate determination of the ship's position to enable any deviations from the desired course to be corrected;
Umsebenzi osentloko kumasimi ohambo ngenqanawa kukumiswa kwendlela yenqanawa ngexesha nangocoselelo ukunceda nakuphina ukuphambuka ukusuka kwindlela efunekayo ilungiswe.