If a COMPASS course or bearing is obtained, to convert to TRUE the DEVIATION is first applied to obtain MAGNETIC followed by the VARIATION for the TRUE Course or Bearing.
Ukuba ukuthwalwa isalatha mbombo kufunyenwe, ukutshintshela kwinyani isizathu siqala senziwe ukufumana isilobi esilandelwa kukuguqu-guquka kwesenzeko esiyinyani.