This page explains how Barbara L. Davies (USATT# 5237)'s rating went from n/a to 1518 at the DFWTT Spring Open held on - 15 Jun 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.