What is compass error and compass best meaning?
In this regard, what is compass error and compass best?
Definition of compass error. : the difference between compass heading and true heading expressed as the algebraic sum of variation and deviation.
Also Know, what is variation in compass? Variation (also known as Declination) This is the error caused by the earth's magnetic field. For a magnetic compass, the needle will point towards magnetic north rather than true north. Variation may be to east or west of true north, again depending on where you are on the earth's surface.
Beside above, why compass error should be checked?
WHY WE TAKE COMPASS ERROR. The compass error should be checked each watch and on every new course to measure the error of the gyrocompass, which is the angle the gyro north makes with the True north to establish trends in deviation on different courses at varying latitudes.
What causes compass error?
It is caused by the Earth's magnetic field and the fact that the North Magnetic Pole is not in the same location on the Earth as the Geographic North Pole. Variation is designated East or West depending on the way the compass needle is deflected from True North. Variation changes with location.