Posted by Lisa on .
grid north is west of true
north by 0 degrees, 57 minutes, which is equal to 17 mils. (There are 6,400 mils in a circle.) Magnetic north is east of true north by 8 degrees, which is equal to 142 mils.
*B. What is the difference (in degrees and minutes) between true north (star) and grid north (GN)—in this case, the line to the left of the true North line?