The center of mass can be estimated by using the GIANTS Editor.
Click on the rigid body (root element of the vehicle) and then on the “rigid body” tab Notice the field “Center Of Mass” right below the field for “mass”
It will have 3 different numbers that represents each X, Y, Z axis
Nonetheless it might be better to adjust the center of mass yourself and input the number based off of where you want the weight distributed.
Create a transformgroup and place it in the Senograph root element.
Arranged to the position where you think the center of mass would be
Copy the values of the translation attributes of this Transform Group into the xml and delete the Transform Group.