<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;">It is solution of thickheaded man, not exactly I want to be. :)<div class=""><br class=""></div><div class="">Paraview:<br class=""><br class="">1. Open VTK file exported from Loch<br class="">2. use Filter Calculator:<br class=""> (coordsX-XXX000)*iHat+(coordsY-YYYY000)*jHat+coordsZ*kHat </div><div class=""><br class=""></div><div class=""> Replace XXX000 and YYYY000 with your big part of X and Y coordinates</div><div class=""><br class=""> Press Apply<br class="">3. Save data VTK - ASCII<br class="">4. In plain text editor:<br class=""><br class="">Replace part (only numbers!!!):<br class=""><br class=""><img height="325" width="417" apple-width="yes" apple-height="yes" apple-inline="yes" id="91962F0E-556B-4831-BC21-6D533DA96D07" src="cid:3A3F2496-4EFB-4EB0-9986-2E0B0FE16C30" class=""><br class=""><br class="">with part:<br class=""><br class=""><img height="387" width="417" apple-width="yes" apple-height="yes" apple-inline="yes" id="680A3EBA-31F9-4A73-86B9-07F215014DD4" src="cid:5840E767-1314-4E44-A705-709ED8A8331E" class=""><br class=""><br class="">5. Open in ParaView and Export Scene as .x3d</div><div class=""><br class=""></div><div class="">6. Open file in MeshLab</div><div class=""><br class=""></div><div class="">7. Filters -> Quality Measure and Computations -> Compute Geometric Measures<br class=""><br class="">Result:<br class=""><br class="">Mesh Bounding Box Size 3.968994 5.500000 1.700012<br class="">Mesh Bounding Box Diag 6.992350 <br class="">Mesh Volume is 13.290228<br class="">Mesh Surface is 55.864479<br class="">Thin shell barycenter 939.219910 1057.403076 927.209839<br class="">Center of Mass is 939.140137 1057.342285 927.172058<br class="">Inertia Tensor is :<br class="">| 729.754761 -248.443680 -105.337669 |<br class="">| -248.443680 500.675079 -451.711975 |<br class="">| -105.337669 -451.711975 323.904358 |<br class="">Principal axes are :<br class="">| -0.276003 -0.636824 -0.719915 |<br class="">| -0.770395 -0.301299 0.561881 |<br class="">| 0.574729 -0.709700 0.407447 |<br class="">axis momenta are :<br class="">| -117.115318 710.396851 961.000488 |<br class=""><br class=""><img height="366" width="417" apple-width="yes" apple-height="yes" apple-inline="yes" id="AA09C332-CF04-44F3-A1AF-9D22321885AF" src="cid:8268CB6D-6482-4C36-AA58-BB5A65DB9BD6" class=""><br class=""><br class=""></div></body></html>