This page explains how Jonathan Tarquino (USATT# 1164624)'s rating went from 1658 to 1621 at the Austin Table Tennis League event from 10 Apr 2024. 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.