This page explains how Radu Licea (USATT# 70970)'s rating went from 1657 to 1637 at the Milpitas Sports Center event from 29 Sep 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.