ظهرت مقولة أن العلوم الفلكية قد انتهت عصرها، هذا التطبيق لإثبات العكس.

Adel Mostafa app is a must have application for my sons and fellow naval officers and any other person interested in celestial navigation as a science to benefit from to help them to calculate the time of occurrence of any natural phenomenon for a sailing ship Therefore, the navigator resorts to applying the method of successive approximation.

It features Rhumb Line (Lat. & Long.), Rhumb Line (T.Co. & Dist.), Compass Error (Time Method), Compass Error (Amplitude Method), Star Chart, Meridian Passage, Sun Sight, Sun Run Sun, Star Sight, Universal Method, Egyptian Method, Unknown Star Identification, Equation of Time; Coordinates of the Sun & Aries, Prayer Time. The results are within 10-15 seconds which is accurate enough for sea.