This page explains how Phil Mork (USATT# 222873)'s rating went from 1412 to 1397 at the Central Carolinas Super League event from 7 Oct 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.