This page explains how Billy Carlisle (USATT# 46875)'s rating went from 1836 to 1827 at the Pensacola 11th Annual Summer Open held on - 11 Jun 2011. 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.