Reply To: Need to find three-dimensional micromovement or micromotion

[dlooman]

Seems like your python method should work.  It can be done in POST1 with APDL also:

/post1

set,last          ! store some result

node_1=100  ! hypothetical node numbers

node_2=200

delta_x=ux(node_1)-ux(node_2)

delta_y=uy(node_1)-uy(node_2)

delta_z=uz(node_1)-uz(node_2)