This page explains how Janusz Franeczek (USATT# 26185)'s rating went from 2170 to 2156 at the 2017 Arnold Table Tennis Challenge held on 3 Mar 2017 - 5 Mar 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.