This page explains how David Contraras Guevara (USATT# 28139)'s rating went from 1602 to 1619 at the Mastiff Table Tennis Club event from 17 Dec 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.