This page explains how Yuenian Neal Zhang (USATT# 9712)'s rating went from 1915 to 1928 at the Indiana State Closed Champions held on - 1 May 2005. 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.