This page explains how Alex Romanov (USATT# 267330)'s rating went from 655 to 639 at the Matchpoint TTC Super League event from 27 Nov 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.