UTC(IT)-GPS=-15s

---------------------------------
MJD    x [ns] y [10E-13]
---------------------------------
55197  -7.4  -0.1
55198  -9.3   0.2
55199  -5.2  -0.5
55200  -4.3  -0.1
55201  -3.7  -0.1
55202  -2.9  -0.1
55203  -2.9   0.0
55204  -2.3  -0.1
55205  -2.8   0.1
55206  -1.8  -0.1
55207  -4.8   0.3
55208  -5.2   0.0
55209 -11.7   0.7
55210 -13.7   0.2
55211 -12.1  -0.2
55212 -10.8  -0.2
55213  -9.2  -0.2
55214 -10.5   0.2
55215 -14.4   0.5
55216 -17.5   0.4
55217 -22.1   0.5
55218 -24.6   0.3
55219 -24.4   0.0
55220 -24.7   0.0
55221 -27.7   0.3
55222 -30.1   0.3
55223 -29.4  -0.1
55224 -25.5  -0.5
55225 -24.4  -0.1
55226 -27.1   0.3
55227 -27.9   0.1