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Federal
Data on the Earth's Magnetic Field and its Secular Change since 1800 25 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Information on the past and present orientation of the Earth's magnetic field is available from the National Geophysical Data Center (NGDC) which serves as the... -
Federal
Geomagnetic Indices Bulletin (GIB)
National Oceanic and Atmospheric Administration, Department of Commerce —
The Geomagnetic Indices Bulletin is a one page sheet containing the magnetic indices Kp, Ap, Cp, An, As, Am and the provisional aa indices. The bulletin is published... -
Federal
Worldwide Magnetograms with Geomagnetic Components D, H, Z, or X, Y, and Z
National Oceanic and Atmospheric Administration, Department of Commerce —
The NOAA National Centers for Environmental Information (formerly National Geophysical Data Center) receives magnetograms from over 200 geomagnetic observatories. The... -
Federal
Geomagnetic Observatory Database February 2004
National Oceanic and Atmospheric Administration, Department of Commerce —
The NOAA National Centers for Environmental Information (formerly National Geophysical Data Center) maintains an active database of worldwide geomagnetic observatory... -
Federal
IceBridge Flux Gate Magnetometer L0 Raw Magnetic Field, Version 1
National Aeronautics and Space Administration —
This data set contains magnetic field readings taken over Antarctica using the Integrity Instruments 232M3ADLE and the FGM-301/99 Fluxgate Magnetometer. The data were... -
Federal
Values About Ancient Magnetic Poles, Declination, Inclination, and Intensity, That Can Be Used to Track the Magnetic Pole and Continent Movements
National Oceanic and Atmospheric Administration, Department of Commerce —
The study of magnetism is one of the oldest of the geophysical sciences. It is unique among the sciences in that ancient records of the geomagnetic field are... -
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
Geomagnetic Components D, H, X, Y, Z, and R 10-second Instantaneous Measurements
National Oceanic and Atmospheric Administration, Department of Commerce —
These data are generated as part of the International Magnetospheric Study. The file consists of 10-second instantaneous measurements for the geomagnetic components... -
Federal
IceBridge Geometrics 823A Cesium Magnetometer L1B Time-Tagged Magnetic Field, Version 1
National Aeronautics and Space Administration —
This data set contains magnetic field strength measurements taken over Antarctica using the Geometrics 823A Cesium Magnetometer. The data were collected by scientists... -
Federal
High Definition Geomagnetic Model 2021 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
Airborne Magnetic Trackline Database
National Oceanic and Atmospheric Administration, Department of Commerce —
The NOAA National Centers for Environmental Information (formerly National Geophysical Data Center) receive airborne magnetic survey data from US and non-US agencies.... -
Federal
World Magnetic Model 2015
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
High Definition Geomagnetic Model 2021 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
Auroral Electrojet Index Designed to Provide a Global Measure, l-minute Intervals, of Auroral Zone Magnetic Activity
National Oceanic and Atmospheric Administration, Department of Commerce —
The Auroral Electrojet index (AE) is designed to provide a global quantitative measure of auroral zone magnetic activity produced by enhanced ionospheric currents... -
Federal
IceBridge Watson-Gyro Fluxgate Magnetometer L1B Time-Tagged Magnetic Field V001
National Aeronautics and Space Administration —
This data set contains time-registered Level-1B field readings taken over Antarctica using the Watson-Gyro Fluxgate Magnetometer instrument. The data were collected... -
Federal
IceBridge Scintrex CS-3 Cesium Magnetometer L1B Geolocated Magnetic Anomalies V002
National Aeronautics and Space Administration —
This data set contains magnetic field readings taken over Antarctica using the Scintrex CS-3 Cesium Magnetometer instrument. The data were collected as part of... -
Federal
IceBridge Scintrex CS-3 Cesium Magnetometer L1B Geolocated Magnetic Anomalies, Version 1
National Aeronautics and Space Administration —
This data set contains magnetic field readings taken over Greenland using the Scintrex CS-3 Cesium Magnetometer instrument. The data were collected as part of... -
Federal
Selected Geomagnetic Measurements From Several Satellites
National Oceanic and Atmospheric Administration, Department of Commerce —
More than 17 million selected magnetic observations from several orbiting low-altitude satellites are contained in this digital collection. Except for MAGSAT, all the...
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