This page explains how John Dart (USATT# 15534)'s rating went from 1409 to 1599 at the Thousand Oaks Classic held on - 25 Apr 1999. 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.