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Federal
World Magnetic Model High Resolution 2025
National Oceanic and Atmospheric Administration, Department of Commerce —
The World Magnetic Model High Resolution is a more detailed, accurate depiction of the geomagnetic field than the World Magnetic Model (WMM) because it has more... -
Federal
US Historic Declination Calculator
National Oceanic and Atmospheric Administration, Department of Commerce —
This programs derives a table of secular change in magnetic declination for a specified point in the conterminous United States. It utilizes the USD polynomial and... -
Federal
World Magnetic Model 2025
National Oceanic and Atmospheric Administration, Department of Commerce —
The World Magnetic Model is the standard model used by the U.S. Department of Defense, the U.K. Ministry of Defence, the North Atlantic Treaty Organization (NATO) and... -
Federal
EMAG2v3: Earth Magnetic Anomaly Grid (2-arc-minute resolution)
National Oceanic and Atmospheric Administration, Department of Commerce —
EMAG2v3 is a global Earth Magnetic Anomaly Grid compiled from satellite, ship, and airborne magnetic measurements. It is a significant update of the previous release... -
Federal
EMAG2: Earth Magnetic Anomaly Grid (2-arc-minute resolution)
National Oceanic and Atmospheric Administration, Department of Commerce —
EMAG2 is a global Earth Magnetic Anomaly Grid compiled from satellite, ship, and airborne magnetic measurements. It is a significant update of our previous candidate... -
Federal
Marine Trackline Geophysical Database NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
This data set contains bathymetry, magnetic, gravity and seismic shot point navigation data collected during marine cruises from 1939 to the present. Coverage is... -
Federal
High Definition Geomagnetic Model 2025 Real-Time Disturbance Calculator
National Oceanic and Atmospheric Administration, Department of Commerce —
The High Definition Geomagnetic Model (HDGM) is a global, high resolution model of the Earth's geomagnetic main and crustal field, providing magnetic field values... -
Federal
Magnetic Field Grid Calculator
National Oceanic and Atmospheric Administration, Department of Commerce —
The Magnetic Field Properties Calculator will computes the estimated values of Earth's magnetic field(declination, inclination, vertical component, northerly... -
Federal
Declination Calculator
National Oceanic and Atmospheric Administration, Department of Commerce —
Declination is calculated using the current International Geomagnetic Reference Field (IGRF) model. Declination is calculated using the current World Magnetic Model... -
Federal
DSCOVR Magnetometer Level 2 One Second Averages
National Oceanic and Atmospheric Administration, Department of Commerce —
Interplanetary magnetic field observations collected from magnetometer on DSCOVR satellite - 1-second average of Level 1 data -
Federal
Marine Trackline Geophysical Database for M77 Data NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
Marine Trackline Geophysical data represented by the M77 tag are inclusive of singlebeam bathymetry, marine magnetic, and gravity data and were collected during... -
Federal
High Definition Geomagnetic Model 2025
National Oceanic and Atmospheric Administration, Department of Commerce —
The High Definition Geomagnetic Model (HDGM) is a global, high resolution model of the Earth's geomagnetic main and crustal field, providing magnetic field values... -
Federal
Digitized Historical Geomagnetic Publications in PDF format
National Oceanic and Atmospheric Administration, Department of Commerce —
A catalog of 732 historical geomagnetic publications that were at risk of loss have been digitized and converted in pdf documents. -
Federal
Magnetic Field Calculator
National Oceanic and Atmospheric Administration, Department of Commerce —
The Magnetic Field Calculator will calculate the total magnetic field, including components (declination, inclination, horizontal intensity, northerly intensity,... -
Federal
High Definition Geomagnetic Model 2020 Real-Time Disturbance Calculator
National Oceanic and Atmospheric Administration, Department of Commerce —
The High Definition Geomagnetic Model (HDGM) is a global, high resolution model of the Earth's geomagnetic main and crustal field, providing magnetic field values... -
Federal
World Magnetic Model 2015 Technical Report
National Oceanic and Atmospheric Administration, Department of Commerce —
The World Magnetic Model is the standard model used by the U.S. Department of Defense, the U.K. Ministry of Defence, the North Atlantic Treaty Organization (NATO) and... -
Federal
Enhanced Magnetic Model 2015
National Oceanic and Atmospheric Administration, Department of Commerce —
The Enhanced Magnetic Model (EMM) extends to degree and order 720, resolving magnetic anomalies down to 56 km wavelength. The higher resolution of the EMM results in... -
Federal
International Geomagnetic Reference Field - 11th Generation
National Oceanic and Atmospheric Administration, Department of Commerce —
The eleventh generation of the International Geomagnetic Reference Field (IGRF) was adopted in December 2009 by the International Association of Geomagnetism and... -
Federal
High Definition Geomagnetic Model 2021
National Oceanic and Atmospheric Administration, Department of Commerce —
The High Definition Geomagnetic Model (HDGM) is a global, high resolution model of the Earth's geomagnetic main and crustal field, providing magnetic field values...
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