This page explains how Ronald K. Afdal (USATT# 3778)'s rating went from 1335 to 1335 at the Golden State Open held on - 30 May 2010. 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.