This page explains how Raymond J. Sacco (USATT# 11297)'s rating went from 1621 to 1624 at the 2019 DFWTT Fall League event from 2 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.