| gufm1 | 1590 – 1990 AD | Jackson, A., A. R. T. Jonkers and M. R. Walker (2000): Four centuries of geomagnetic secular variation from historical records. Phil. Trans. R. Soc. Lond. A 358, 957–990 | Based on historical and modern data |
| arhimag1k | 1000 – 2000 AD | R. Senftleben (2020) Earth’s magnetic field over the last 1000 years. PhD thesis, University of Potsdam | Combining archeomagnetic, volcanic and historical data |
| pfm9k.1a | 7000 BC – 1900 AD | Nilsson, A., R. Holme, M. Korte, N. Suttie and M. Hill (2014): Reconstructing Holocene geomagnetic field variation: new methods, models and implications. Geophys. J. Int., 198, 229-248 | Based on archeomagnetic, volcanic and sediment data; Sediment timescales adjusted to best fit |
| HFM.OL1.A1 | 8000 BC – 1990 AD | Panovska, S., M. Korte, C. Finlay and C. Constable (2015): Limitations in paleomagnetic data and modelling techniques and their impact on Holocene geomagnetic field models. Geophys. J. Int., 202, 402-418. | Based on archeomagnetic, volcanic and sediment data; Data outlier treatment and strength of temporal and spatial regularization somewhat different from the CALSxk models |
| CALS10k.2 | 8000 BC – 1990 AD | Constable, C., M. Korte and S. Panovska (2016): Persistent high paleosecular variation activity in Southern hemisphere for at least 10 000 years. Earth Planet. Sci. Lett.,453,78-86. | Based on archeomagnetic, volcanic and sediment data; Recent centuries constrained to agree in general with gufm1 |
| ARCH10k.1 | 8000 BC – 1990 AD | same as CALS10k.2 | Based only on archeomagnetic and volcanic data; Sparse data coverage for early millennia; Recent centuries constrained to agree in general with gufm1 |
| LSMOD.2 | 49.5 – 29.5 ka | Korte, M., M. C. Brown, S. Panovska and I. Wardinski (2019): Robust characteristics of the Laschamp and Mono Lake geomagnetic excursions: results from global field models. Frontiers in Earth Sciences, 7:86, doi:10.3389/feart.2019.00086 | Based on sediment and volcanic data; Closely adjacent sediment records stacked for regional consistency; Small correction to a sediment record location compared to LSMOD.1; use the `--longterm` flag, to pass dates as ka |
| GGF100k | 100 – 0 ka | Panovska, S., C. G. Constable and M. Korte (2018): Extending global continuous geomagnetic field reconstructions on timescales beyond human civilization. Geochem. Geophys. Geosys., 19, 4757-4772. doi:10.1029/2018GC007966 | Based on sediment, volcanic and archeomagnetic data; Temporally stronger smoothed (by temporal regularization) compared to the dedicated Laschamp excursion models; use the `--longterm` flag, to pass dates as ka |
