This page explains how Victor Pleikis (USATT# 139998)'s rating went from 1249 to 1240 at the Pong Planet Friday Night, Tuesday Night, And Saturday Leagues event from 21 Jan 2014. 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.