My understanding from that was they were measuring it to make and test a computer model to simulate the shield in 0 g, not to get exact measurements to "it to t

My understanding from that was they were measuring it to make and test a computer model to simulate the shield in 0 g, not to get exact measurements to "it to the right size". Now its in space, they know how it performs and how accurate the model is. I definitely could be wrong.