This page explains how Tom Metz (USATT# 73482)'s rating went from 1640 to 1639 at the Matchpoint TTC Friday League event from 10 Nov 2023. 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.