This page explains how Jim Weisbecker (USATT# 28820)'s rating went from 1659 to 1684 at the Florida Orange Blossom Series Summer Classic Open 2013 held on - 10 Aug 2013. The links below take you to pages that describe various aspects of the rating processor.

The rating processor goes through 4 passes in order. The links take you to pages that provide detailed explanations of the calculations during each of the 4 passes.