Hi Lorenzo,
Yes, I agree with your numbers. Here are my calculations:
[code]>> M_swl = [ [ 8.0660481545E+006 0 0 0 -78.0013014648.0660481545E+006 -1.1132995542E-0028.0660481545E+006 ];
[ 0 8.0660481545E+006 0 78.0013014648.0660481545E+006 0 -1.3918125391E-0028.0660481545E+006 ];
[ 0 0 8.0660481545E+006 1.1132995542E-0028.0660481545E+006 1.3918125391E-0028.0660481545E+006 0 ];
[ 0 78.0013014648.0660481545E+006 1.1132995542E-0028.0660481545E+006 6.8025977471E+010 9.9135213851E+006 -8.6878157798E+006 ];
[ -78.0013014648.0660481545E+006 0 1.3918125391E-0028.0660481545E+006 9.9135213851E+006 6.8022535284E+010 6.965876724E+006 ];
[ -1.1132995542E-0028.0660481545E+006 -1.3918125391E-0028.0660481545E+006 0 -8.6878157798E+006 6.965876724E+006 1.9157300092E+008 ] ]
M_swl =
1.0e+10 *
0.000806604815450 0 0 0 -0.062916225372230 -0.000008979927815
0 0.000806604815450 0 0.062916225372230 0 -0.000011226426962
0 0 0.000806604815450 0.000008979927815 0.000011226426962 0
0 0.062916225372230 0.000008979927815 6.802597747100000 0.000991352138510 -0.000868781577980
-0.062916225372230 0 0.000011226426962 0.000991352138510 6.802253528400000 0.000696587672400
-0.000008979927815 -0.000011226426962 0 -0.000868781577980 0.000696587672400 0.019157300092000
TransMat = [ [ 1 0 0 0 78.001301464 1.1132995542E-002 ];
[ 0 1 0 -78.001301464 0 1.3918125391E-002 ];
[ 0 0 1 -1.1132995542E-002 -1.3918125391E-002 0 ];
[ 0 0 0 1 0 0 ];
[ 0 0 0 0 1 0 ];
[ 0 0 0 0 0 1 ] ]
TransMat =
1.000000000000000 0 0 0 78.001301463999994 0.011132995542000
0 1.000000000000000 0 -78.001301463999994 0 0.013918125391000
0 0 1.000000000000000 -0.011132995542000 -0.013918125391000 0
0 0 0 1.000000000000000 0 0
0 0 0 0 1.000000000000000 0
0 0 0 0 0 1.000000000000000
M_cg = TransMat’M_swlTransMat
M_cg =
1.0e+10 *
0.000806604815450 0 0 0 0 0
0 0.000806604815450 0 -0.000000000000000 0 0
0 0 0.000806604815450 0 0 0
0 0 0 1.895050184890263 0.000991227154749 0.000006894335879
0 0 0 0.000991227154749 1.894705909912941 -0.000003858384188
0 0 0 0.000006894335879 -0.000003858384188 0.019157043867686[/code]
Best regards,