Fig. 3From: Mass-related excitation of polar motion: an assessment of the new RL06 GRACE gravity field modelsEmpirical standard deviations of GRACE RL05 and RL06 equivalent water height solutions (2004–2014): CSR RL05 DDK2, JPL RL05 DDK2, GFZ RL05 DDK2, ITSG-Grace2016 DDK2 (top, from left to right), CSR RL06 DDK2, JPL RL06 DDK2, GFZ RL06 DDK2, ITSG-Grace2018 DDK2 (bottom, from left to right)Back to article page