> curious lack of any data regarding the actual accuracy of the system

No lack of entrackment data generated by [edit] d̶i̶g̶i̶t̶a̶l̶ ̶t̶w̶i̶n̶ github repo of "the system".

"digital twin"?

Is there a simulation that has been documented to have the identical behavior and flight characteristics as the real thing? Does not seem like it.

If there is a difference, it is not a twin.