This page explains how Christopher Zutler (USATT# 221912)'s rating went from 1108 to 1090 at the 888 Winter League event from 5 Jun 2022. The links below take you to pages that describe various aspects of the ratings processor.

The ratings 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.