CNN on MSN12d
Earth’s magnetic north pole is on the move, and scientists just updated its position
But why are all these updates necessary, and why doesn’t magnetic north stay in one place? This image shows magnetic ...
GitHub7y
Compute Magnetic Compass Declination angle given a latitude and longitude
The model is produced at 5-year intervals, with the current model expiring on December 31, 2019. This module provides a mini magnetic declination corrector suitable for embedded systems which may need ...
GitHub5y
Translate GPS location data to geo-magnetic data such as magnetic declination.
The difference between true north and magnetic north is called magnetic declination. It is different everywhere on Earth and even changes over time. Every five years or so, a couple of governing ...
Magnetic displacement experiment challenges long-held theories on how migratory birds navigate
Research by Bangor University found that these birds, in this case, Eurasian reed warblers (Acrocephalus scirpaceus) use only ...
Hosted on MSN14d
How to use a compass for navigation when GPS fails
Experts from REI do a great job of explaining the basic parts of a compass and how to use them, but here is the breakdown: Magnetic declination is the angle between magnetic north and true north ...
IEEE3y
International Geomagnetic Reference Field: the eleventh generation
Maps of the magnetic declination, inclination and total intensity for epoch 2010.0 and their predicted rates of change for 2010.0–2015.0 are presented. The recent evolution of the South Atlantic ...