This page explains how Andy Liu (USATT# 264276)'s rating went from 1768 to 1819 at the Matchpoint TTC Friday League event from 10 Dec 2021. 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.