Transformation parameters in TDB and in Helmert representation between ILuRF and PA DE430, INPOP21a, EPM2021 and ME_DE421.
ME_DE421_star considers only rotation.

Parameter                     Value
-----------------------------------------
DE430.Tx                      -0.1265
DE430.Ty                      -0.0580
DE430.Tz                       0.1336
DE430.Rx                      -0.0089
DE430.Ry                      -0.0080
DE430.Rz                      -0.0630
DE430.Sc                       0.0180
DE430.Tx_sigma                 0.0307
DE430.Ty_sigma                 0.0199
DE430.Tz_sigma                 0.0216
DE430.Rx_sigma                 0.0211
DE430.Ry_sigma                 0.0119
DE430.Rz_sigma                 0.0053
DE430.Sc_sigma                 0.0184

INPOP21a.Tx                   -0.0695
INPOP21a.Ty                    0.0248
INPOP21a.Tz                   -0.0589
INPOP21a.Rx                   -0.0010
INPOP21a.Ry                    0.0169
INPOP21a.Rz                   -0.0321
INPOP21a.Sc                   -0.0071
INPOP21a.Tx_sigma              0.0237
INPOP21a.Ty_sigma              0.0154
INPOP21a.Tz_sigma              0.0167
INPOP21a.Rx_sigma              0.0163
INPOP21a.Ry_sigma              0.0092
INPOP21a.Rz_sigma              0.0041
INPOP21a.Sc_sigma              0.0142

EPM2021.Tx                     0.1056
EPM2021.Ty                    -0.0001
EPM2021.Tz                    -0.0006
EPM2021.Rx                     0.0039
EPM2021.Ry                    -0.0106
EPM2021.Rz                     0.0501
EPM2021.Sc                     0.0127
EPM2021.Tx_sigma               0.0128
EPM2021.Ty_sigma               0.0083
EPM2021.Tz_sigma               0.0090
EPM2021.Rx_sigma               0.0088
EPM2021.Ry_sigma               0.0050
EPM2021.Rz_sigma               0.0022
EPM2021.Sc_sigma               0.0077

ME_DE421.Tx                   -0.1752
ME_DE421.Ty                   -0.0144
ME_DE421.Tz                    0.1619
ME_DE421.Rx                   -1.3539
ME_DE421.Ry                 -381.3418
ME_DE421.Rz                 -328.4958
ME_DE421.Sc                    0.1046
ME_DE421.Tx_sigma              0.0700
ME_DE421.Ty_sigma              0.0456
ME_DE421.Tz_sigma              0.0516
ME_DE421.Rx_sigma              0.0432
ME_DE421.Ry_sigma              0.0273
ME_DE421.Rz_sigma              0.0206
ME_DE421.Sc_sigma              0.0426

ME_DE421_star.Rx              -1.3596
ME_DE421_star.Ry            -381.2695
ME_DE421_star.Rz            -328.4838
ME_DE421_star.Rx_sigma        0.0625
ME_DE421_star.Ry_sigma        0.0233
ME_DE421_star.Rz_sigma        0.0222