This page explains how Donald Farnsworth (USATT# 29614)'s rating went from 1300 to 1248 at the 2007 Sarasota TTC Spring Open held on - 14 Apr 2007. 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.