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Table 1 Background models used within the RL05 and RL06 GRACE gravity field processing

From: Mass-related excitation of polar motion: an assessment of the new RL06 GRACE gravity field models

Gravity field model Mean gravity Solid Earth tides Ocean tides Pole tide Short-term variations N body perturbations
CSR RL05 GIF48 IERS 2010 GOT4.8 IERS 2010 (cubic) AOD1B RL05 DE 405
JPL RL05 GIF48 IERS 2010 GOT4.7 IERS 2010 (cubic) AOD1B RL05 DE 421
GFZ RL05 EIGEN-6C IERS 2010 EOT11a Constant mean pole AOD1B RL05 DE 421
ITSG-Grace2016 GOCO04s IERS 2010 EOT11a IERS 2010 (cubic) AOD1B RL05 DE 421
CSR RL06 GGM05C IERS 2010 GOT4.8 IERS 2010 (linear) AOD1B RL06 DE 430
JPL RL06 GGM05C IERS 2010 FES2014b IERS 2010 (linear) AOD1B RL06 DE 430
GFZ RL06 EIGEN-6C4 IERS 2010 FES2014 IERS 2010 (linear) AOD1B RL06 DE 430
ITSG-Grace2018 ITSG-GraceGoce2017 IERS 2010 FES2014b + GRACE IERS 2010 (linear) AOD1B RL06 + LSDM DE 421