This page explains how Danny Diaz (USATT# 17913)'s rating went from n/a to 1213 at the 1998 Pacific Coast Open held on - 13 Sep 1998. 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.