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Enter your city, country and state to find the magnetic declination at your location. You can also browse countries on the map or search for sites of interest related to magnetic declination.
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- What is Magnetic Declination
The magnetic declination in a given area will change slowly...
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Learn about magnetic declination, the angle between magnetic north and true north, and how it changes over time and location. Find declination maps, calculators, models, and FAQs from NCEI.
Learn about the angle between magnetic north and true north at different locations and times on Earth. See maps, charts, and models of magnetic declination variation and change.
Calculate magnetic declination for any location and date using different models of the Earth's magnetic field. Register to access the API for programmatic results in various formats.
Learn about the angle between magnetic north and true north, and how it changes over time and location. Find tools and maps to calculate and view magnetic declination values and historic trends.
Find the magnetic declinationin Poland. Find the magnetic declination. in Poland. Å?abapa. Å?abÅ‚awki. Å?abednik. Å?abedy. Å?abedz. Å?abedz.
WMM is a model of the geomagnetic field for navigation and heading systems. It is produced by NCEI and BGS every 5 years and includes software, maps, and annual changes.