Originally Posted by Dakota

As I understand it, the test setup and test specifications both differ between the two tests. I seriously doubt that the test results for the 2000 test could be mathematically converted to how that bat would have tested under the 2004 test. It that were possible, there would have been no need for the 2004 test. All they'd have to do is continue to use the 2000 test and convert the math.

Originally Posted by justmom

What do the dates in the last column of the ASA list mean? The heading just says "Last Updated", but it doesn't say whether it is the list/test result that was updated, or the design of the bat model itself that was updated.