This page explains how Carlos I. I. Estrada (USATT# 39831)'s rating went from 2091 to 2087 at the Matthew J. Murad Memorial Open held on - 22 Aug 2004. 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.