This page explains how Billy Carlisle (USATT# 46875)'s rating went from 1855 to 1828 at the Pensacola's 16th Annual Summer Open held on - 6 Jun 2015. 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.