This is the home of the working group for geomagnetic field modelling (WG V-MOD) for the International Association of Geomagnetism and Aeronomy (IAGA). The main responsibility of V-MOD is the creation of the International Geomagnetic Reference Field (IGRF).
See also:
See also:
The 14th IGRF is due to be released on 15th November 2024. Candidate models have been submitted for assessment at https://github.com/IAGA-VMOD/IGRF14eval
timeline
title IGRF-14 Timeline
section Initiation
Q1-Q2 2024:
(End January)<br>Send call to ask for evaluation panel:
(Mid February)<br>Draft call for candidate models with evaluation panel approval:
(Early March)<br>Send out call for candidate models/teams:
(Mid-May)<br>Reminder email to inform task force of teams and candidates
section Candidate submissions
Q3 2024:
(1 June)<br>Each team provides initial details of the number of candidates intended to be submitted:
(1 October)<br>Submission of final candidate models and description of product and methodology
section Evaluation
November 2024:
(1 November)<br>Evaluation taskforce to provide feedback and suggestions for combination of candidates:
(15 November)<br>Decide final IGRF models (DGRF-2020, IGRF-2025, SV-2025)
section Release
22 November 2024: Issue final models: Create Zenodo record: Update softwares: Update websites
section Publications
2025:
(1 July 2025)<br>Deadline for submission of papers to EPS special issue:
(1 November 2025)<br>Expected publication date of the IGRF-14 EPS special issue
- The final coefficients will be determined and stored in https://github.com/IAGA-VMOD/IGRF14eval
- The coefficients will be provided in standard formats (
.txt, .dat, .cof, .shc) and published as a Zenodo archive withdoi:10.5281/zenodo.14012302(link to record) - "Official" IGRF page will be updated accordingly
- Update software:
- NOAA update
Geomag 7.0 - BGS update Fortran code
- TBD Python packages
- ...
- Update online calculators:
- Notify communities via mailing lists