This page explains how Evan Momios (USATT# 19643)'s rating went from 1858 to 1857 at the Brooklyn May Open held on - 8 May 2005. 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.