This page explains how Tristan Boch (USATT# 197944)'s rating went from 1678 to 1641 at the Austin Table Tennis League event from 19 Jul 2017. 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.