This page explains how Raymond Chin-Man Yip (USATT# 22026)'s rating went from 1891 to 1919 at the WCTTA Saturday League event from 19 Mar 2016. 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.