This page explains how Vincent Green (USATT# 9999)'s rating went from 1515 to 1510 at the Butterfly East Gate Open Series held on - 9 Feb 2013. 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.