This is a simple query you can use map your computers to their various targets in a nice easy to export table. I’d love to say the script is sexier than that, but its really not. You can find the sql query here.
There is only one section worth mentioning because it can change the way a computer is mapped to a computer target.
Where \[SUSDB\].\[dbo\].\[tbExpandedTargetInTargetGroup\].\[IsExplicitMember\] = 1