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SUMMARY OF V-MOD BUSINESS MEETING

SUMMARY OF V-MOD BUSINESS MEETING. Cap Town, South Africa Monday 28 th August 2017. Data sources for field modelling and IGRF-13: Ground Observatories (including QD data) SWARM measurements DMSP, ePOP satellites Evolution and definition of IGRF: Main vs Core field.

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SUMMARY OF V-MOD BUSINESS MEETING

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  1. SUMMARY OF V-MOD BUSINESS MEETING Cap Town, South Africa Monday 28th August 2017

  2. Data sources for field modelling and IGRF-13: • Ground Observatories (including QD data) • SWARM measurements • DMSP, ePOP satellites • Evolution and definition of IGRF: • Main vs Core field. • Realistic error bars available to users. • No resolution BUT the WG endorses the IAGA resolution about the possible cutoff of USGS magnetic observatories. Topics Discussed

  3. Agreed on task force for IGRF-13 • Model parameterization and definition similar to IGRF-12 to avoid undesirable step in the IGRF coefficients. • Call for candidates by April 2019 via gpmag list. • Oct 2019: Deadline for submission of candidates • Nov 2019: Evaluation of candidates • By Jan 2020: Release of IGRF-13. • A special issue will be published (preferably open source). IGRF-13 Plans

  4. Current task force was re-elected and new members joined it. • Chair: J. Dyment, Co-chair: M. Catalan • Revision (WDMAM 2.0) was released in 2015. • A web site wdmam.org is available to freely download the map. • The map is now updated on a regular basis • WDMAM working group meeting at 17:15 on Thursday, Aug 31st, in the IAGA Office. WDMAM

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