Monthly mean of earth tide (IERS2010) for details see http://ifg.tugraz.at/downloads/gravity-field-models/itsg-grace2018 begin_of_head ======================================== modelname model_earthTide_2010-02 product_type gravity_field earth_gravity_constant 3.9860044150e+14 radius 6.3781363000e+06 max_degree 4 norm fully_normalized errors no key L M C S end_of_head ========================================== gfc 0 0 0.000000000000e+00 0.000000000000e+00 gfc 1 0 0.000000000000e+00 0.000000000000e+00 gfc 1 1 0.000000000000e+00 0.000000000000e+00 gfc 2 0 -7.428003367732e-11 0.000000000000e+00 gfc 2 1 3.379540452682e-12 -8.059268846023e-12 gfc 2 2 1.343563278290e-11 9.902945668067e-12 gfc 3 0 -5.842266548226e-13 0.000000000000e+00 gfc 3 1 -4.789065610789e-14 -2.140409733058e-14 gfc 3 2 1.603621008877e-14 -3.200371007220e-15 gfc 3 3 4.225476235760e-14 5.355803680856e-14 gfc 4 0 1.263954015792e-11 0.000000000000e+00 gfc 4 1 -1.062480956865e-14 2.475458795945e-14 gfc 4 2 -2.552604233192e-14 -1.864439205689e-14 gfc 4 3 0.000000000000e+00 0.000000000000e+00 gfc 4 4 0.000000000000e+00 0.000000000000e+00