This page explains how Frank A. Arias (USATT# 77664)'s rating went from 1553 to 1553 at the The So FL Newgy US Open Warm U held on - 27 Jun 2009. 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.