The used PM and LOD dataset in "Inner core static tilt: Evidence from intradecadal oscillation in the Earth's rotation". Those datasets have been preprocessed.
This data set was acquired with a ship-based Atlas Hydrosweep DS2 Multibeam Sonar system and BellAerospace BGM-3 Gravimeter during Maurice Ewing expedition EW0409 conducted in 2004 (Chief Scientist: D
This data set contains free air anomaly measurements taken over Antarctica using the BGM-3 Gravimeter. The data were collected by scientists working on the Investigating the Cryospheric Evolution of t