Please refer to:
International Geomagnetic Reference Field: the 12th generation,
Erwan Thebault, Christopher C Finlay, Ciaran D Beggan,
Patrick Alken, Julien Aubert, Olivier Barrois, Francois Bertrand,
Tatiana Bondar, Axel Boness, Laura Brocco, Elisabeth Canet, Aude
Chambodut, Arnaud Chulliat, Pierdavide Coisson, Francois Civet, Aimin
Du, Alexandre Fournier, Isabelle Fratter, Nicolas Gillet, Brian
Hamilton, Mohamed Hamoudi, Gauthier Hulot, Thomas Jager, Monika Korte,
Weijia Kuang, Xavier Lalanne, Benoit Langlais, Jean-Michel Leger,
Vincent Lesur, Frank J Lowes et al. Earth, Planets and Space 2015, 67:79
(27 May 2015)
A collection of related articles is available here.
Model field at a point by IGRF
Transformation of Coordinate
   [Geographic <-> Geomagnetic (Dipole)]
Coefficients (1900-2015)/IGRF-12:   
Html Version  
Text Version  
MS Excel Version
Fortran program by IAGA V-MOD Geomagnetic Field Modeling
Geomagnetic Element | Mercator Projection | Northern Hemisphere | Southern Hemisphere |
---|---|---|---|
Total Intensity (F) | GIF, PDF | GIF, PDF | GIF, PDF |
Declination (D) | GIF, PDF | GIF, PDF | GIF, PDF |
Inclination (I) | GIF, PDF | GIF, PDF | GIF, PDF |
Horizontal Component (H) | GIF, PDF | GIF, PDF | GIF, PDF |
Vertical Component (Z) | GIF, PDF | GIF, PDF | GIF, PDF |
Northward Component (X) | GIF, PDF | GIF, PDF | GIF, PDF |
Eastward Component (Y) | GIF, PDF | GIF, PDF | GIF, PDF |
Animation of secular variation in geomagnetic total
intensity for the last 400 years. (392kB)