You can get the value of all object/variables in the model using the scripting box

create a body point (1,2,3)

Create another body point

Give the second body point the coordinates of body point <exampleName> pluss 1.0m

Set script and write exampleName. (Remember the dot after the name)

Press control space to get a list of the available values to choose from

Find the value you want in the list and press enter

write +1.0 to finish the script

Press OK to activate the script