This page explains how John Romoa (USATT# 13572)'s rating went from 1141 to 1353 at the 2010 Hawaii Island Open held on - 14 Nov 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.