Comparison of global geomagnetic field models and evaluation using marine datasets in the north-eastern Atlantic Ocean and western Mediterranean Sea

Earth, Planets and Space

Table 1 Main characteristics of the evaluated global geomagnetic field models

Model	Editor	Creation date	HS degree	Temporal coverage	References
IGRF-12	IAGA	December 2014	13	1900–2020	Thébault et al. (2015a, b) and Lowes (2000)
WMM2015	NOAA/NCEI/BGS	December 2014	12	2015–2020	Chuillat et al. (2015) and Alken et al. (2015)
COV-OBS.x1	ISTerre/DTU Space	2015	14	1840–2020	Gillet et al. (2013, 2015)
CM4	PGL/NASA/DTU Space	2004	65	1960–2002	Sabaka et al. (2004, 2015)
POMME-9	NOAA/CIRES/GFZ	April 2015	133	2000–2015	Maus et al. (2006, 2010)
EMM2015	NOAA/NCEI/CIRES	Mai 2015	720	2000–2015	Maus (2010), Chuillat et al. (2015) and Alken et al. (2015)
HDGM2016	NOAA/NCEI	March 2016	720	1900–2017	Maus (2010), Chuillat et al. (2015) and Alken et al. (2015)

Model	Editor	Creation date	Grid resolution	References
EMAG2v3 (MSL)	NOAA/NCEI	June 2016	2 arc min	Meyer et al. (2016, 2017) and Maus et al. (2007, 2009)
WDMAM (v2) (MSL)	IAGA/CGMW	2015	3 arc min	Lesur et al. (2016) and Dyment et al. (2015)