Magnetic declination, sometimes called magnetic variation, is the angle between magnetic north and true north. Declination is positive east of true north and negative when west.

Example of magnetic declination showing a compass needle with a "positive" (or "easterly") variation from geographic north. N g is geographic or true north, N m is magnetic north, and δ …

Declination, the difference between magnetic north and true north, is key to accurate navigation. Learn how to adjust for it on a compass.

What is declination? At most places on the Earth's surface, the compass doesn't point exactly toward geographic north. The deviation of the compass from true north is an angle called …

The meaning of DECLINATION is angular distance north or south from the celestial equator measured along a great circle passing through the celestial poles. How to use declination in a …

Declination is essentially the difference between true north and magnetic north.

Declination, in astronomy, the angular distance of a body north or south of the celestial equator. Declination and right ascension, an east-west coordinate, together define the position of an …

The direction in which the compass needle points is known as Magnetic North, and the angle between Magnetic North and the True North direction is called magnetic declination. Magnetic …

Magnetic declination is expressed in degrees east or west. A western declination is usually stated as a negative value while an eastern declination is represented by a positive value.

DECLINATION definition: a bending, sloping, or moving downward. See examples of declination used in a sentence.