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_2008-03 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 4.545017694114e-11 0.000000000000e+00 gfc 2 1 -5.500019952196e-12 1.340023356609e-12 gfc 2 2 8.466060603843e-12 3.474672724574e-12 gfc 3 0 9.342936408318e-13 0.000000000000e+00 gfc 3 1 4.039243485066e-14 1.493703881105e-14 gfc 3 2 -2.274916856106e-14 -2.289059850735e-14 gfc 3 3 -2.155041764347e-14 2.070199619323e-14 gfc 4 0 1.228664968824e-11 0.000000000000e+00 gfc 4 1 1.422447030097e-14 2.028927589708e-16 gfc 4 2 -1.606189321573e-14 -6.511008651135e-15 gfc 4 3 0.000000000000e+00 0.000000000000e+00 gfc 4 4 0.000000000000e+00 0.000000000000e+00