This page explains how David Contraras Guevara (USATT# 28139)'s rating went from 1628 to 1602 at the Mastiff Table Tennis Club event from 15 Oct 2022. 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.