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Table 3 RMS differences (mas)/correlation coefficients between the GRACE-based equatorial effective angular momentum functions and the mass-related part of the geodetic excitation of polar motion

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

  \(\chi _1^{{\rm mass}}\) \(\chi _2^{{\rm mass}}\)
C04-NE C04-ESMGFZ C04-NE C04-ESMGFZ
CSR RL05 7.1/0.76 8.4/0.76 9.9/0.97 9.3/0.96
JPL RL05 9.6/0.57 13.0/0.35 11.4/0.93 11.6/0.90
GFZ RL05 7.3/0.75 8.7/0.74 10.6/0.95 10.1/0.94
ITSG-Grace2016 6.7/0.79 8.9/0.71 11.1/0.95 10.9/0.93
CSR RL06 6.2/0.82 7.3/0.84 9.3/0.97 8.9/0.96
JPL RL06 6.9/0.78 8.0/0.78 10.1/0.97 9.7/0.95
GFZ RL06 7.8/0.71 8.2/0.77 11.2/0.95 11.3/0.92
ITSG-Grace2018 6.2/0.84 7.0/0.87 9.3/0.98 8.7/0.97
  1. The smallest RMS differences and largest correlation coefficients of all GRACE solutions are marked in italics