This page explains how Ann-ping Shangguan (USATT# 97927)'s rating went from 2197 to 2199 at the Matchpoint TTC Super League event from 13 Mar 2019. 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.