This page explains how Patryk Zyworonek (USATT# 96307)'s rating went from 2171 to 2162 at the Experior Club League event from 13 Sep 2019. 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.