Final and Initial course angle of a Great Circle Course

Final and Initial course angle of a great circle course between two geographical positions

DRAW POLE IF
IF N > S ; DRAW NORTH POLE
IF S > N ; DRAW SOUTH POLE
IF BOTH N ; DRAW NORTH POLE
IF BOTH S ; DRAW SOUTH POLE

IF ICA AND FCA SAME QUADRANTS VERTEX LIES OUTSIDE A AND B
AND DRAWN TOWARDS HIGHER LATITUDE

IF ICA AND FCA DIFFERENT QUADRANTS VERTEX LIES BETWEEN A AND B
DRAWN TOWARDS HIGHER LATITUDE

Final and Initial course angle of a Great Circle Course

In the example (below), the Course angle has been taken randomly for understanding purposes.

In the example (below), the Course angle has been taken randomly for understanding purposes.

In the example (below), the Course angle has been taken randomly for understanding purposes.

In the example (below), the Course angle has been taken randomly for understanding purposes.

In the example (below), the Course angle has been taken randomly for understanding purposes.

In the example (below), the Course angle has been taken randomly for understanding purposes.

In the example (below), the Course angle has been taken randomly for understanding purposes.

In the example (below), the Course angle has been taken randomly for understanding purposes.

In the example (below), the Course angle has been taken randomly for understanding purposes.

In the example (below), the Course angle has been taken randomly for understanding purposes.

In the example (below), the Course angle has been taken randomly for understanding purposes.

In the example (below), the Course angle has been taken randomly for understanding purposes.

In the example (below), the Course angle has been taken randomly for understanding purposes.

In the example (below), the Course angle has been taken randomly for understanding purposes.