StatsLab merely divides the 1-200 actual range by the scale that you're using. As neags says, there appear to be some cases where OOTP reports it slightly different than what dividing up the scale evenly would give based on some additional ratings. If anyone gets the exact formula from Markus, I'll happily incorporate it.
- PHP/MySQL based utilities for Online Leagues
- Full list of known templates and documentation on card development.