This page explains how John F. Sherman (USATT# 63030)'s rating went from 1088 to 1113 at the Columbus RR Open held on - 8 Feb 1997. 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.