This page explains how Stanislav Shor (USATT# 69945)'s rating went from 1622 to 1572 at the LYTTC Friday Pro League event from 4 Jun 2021. 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.