This page explains how Victor Xie (USATT# 93758)'s rating went from 1687 to 1674 at the PTTC Saturday League event from 26 May 2018. 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.