Data file containing ground observatory and satellite data used to derive the CHAOS-1969 model

Data file in the .h5 format containing ground observatory and satellite data used to derive the CHAOS-1969 model for the article "Localized origin at the core-mantle boundary of the 1969 geomagnetic impulse". 

Please refer to the project "Localized origin at the core-mantle boundary of the 1969 geomagnetic impulse" for further description (link in REFERENCES).