The Kalmag model as a candidate for IGRF-13
Abstract We present a new model of the geomagnetic field spanning the last 20 years and called Kalmag. Deriving from the assimilation of CHAMP and Swarm vector field measurements, it separates the different contributions to the observable field through parameterized prior covariance matrices. To mak...
Main Authors: | , , , , |
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Format: | Article |
Language: | English |
Published: |
SpringerOpen
2020-10-01
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Series: | Earth, Planets and Space |
Subjects: | |
Online Access: | http://link.springer.com/article/10.1186/s40623-020-01295-y |