UTC(IT)-GPS=-15s

---------------------------------
MJD    x [ns] y [10E-13]
---------------------------------
55378 -23.1  -0.1
55379 -22.3  -0.1
55380 -22.9   0.1
55381 -23.4   0.1
55382 -24.8   0.2
55383 -26.3   0.2
55384 -29.1   0.3
55385 -30.0   0.1
55386 -32.1   0.2
55387 -31.6  -0.1
55388 -31.6   0.0
55389 -30.3  -0.2
55390 -29.9   0.0
55391 -26.6  -0.4
55392 -23.4  -0.4
55393 -21.6  -0.2
55394 -22.5   0.1
55395 -21.8  -0.1
55396 -21.0  -0.1
55397 -21.0   0.0
55398 -20.8   0.0
55399 -20.3  -0.1
55400 -21.6   0.2
55401 -23.8   0.3
55402 -24.2   0.0
55403 -23.4  -0.1
55404 -23.0  -0.1
55405 -24.4   0.2
55406 -25.8   0.2
55407 -27.8   0.2
55408 -28.8   0.1