Used for finding position of mid point in a great circle Course between two places when rhumb line is laid off on a Mercator chart.
Isetyenziswa ukufumana indawo kumbindi wenqaku kwisazinge esikhulu sendlela phakathi kwendawo ezimbini xa amanye amanqaku angamashumi mathathu anesibini edlula ikhampasi kumgca olalisiswe phandle kwitshati ye-Mekhayitha