This page explains how Slawomir Gacki (USATT# 86188)'s rating went from 1875 to 1864 at the Newgy Snake Seed At Westlake held on - 19 May 2012. 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.