This page explains how Claro Capili (USATT# 27458)'s rating went from 1298 to 1288 at the Maui USATT League event from 1 Nov 2007. 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.