Web Results

en.wikipedia.org/wiki/Magnetic_declination

Magnetic declination or variation is the angle on the horizontal plane between magnetic north ... Sound), below, surveyed 124 years apart. The 1884 chart shows a variation of 8 degrees, 20 minutes West. The 2008 chart shows 13 degrees, ...

ngdc.noaa.gov/geomag/declination.shtml

Magnetic declination (variation) calculator based on the IGRF magnetic field model. Estimates magnetic delination world-wide from 1900 - present.

www.magnetic-declination.com

Find your location or click on the map to display your magnetic declination, Browse countries What is Magnetic Declination?

www.geomag.nrcan.gc.ca/calc/mdcal-en.php

Feb 24, 2017 ... This calculator may be used to calculate the magnetic declination for a specified location and date based on the International Geomagnetic ...

www.rei.com/learn/expert-advice/compass-declination.html

Mar 20, 2017 ... Learn what declination is and how to adjust it on a compass. ... a map pointing to the difference between magnetic north and true north.

www.thecompassstore.com/decvar.html

Magnetic declination adjustment values are easy to determine with these helpful map charts and page links.

www.compassdude.com/compass-declination.php

Learn about magnetic declination effecting compass directions. ... Using this old map, the declination would be about 11 degrees East in 2010 - about 1 degree ...

googlecompass.com/MagneticVariationAdjustment.htm

A diagram in the map margin will show the difference (declination) at the centre of the map between magnetic north and true north. Where magnetic north is west  ...

education.usgs.gov/lessons/compass.html

May 2, 2017 ... How to adjust the magnetic declination on a compass and orient it with a USGS topographic map.

geomag.org/models/wmm-declination.html

An online calculator for the future geomagnetic main field.