This page explains how Pezhman Shams (USATT# 28196)'s rating went from 1918 to 1898 at the Central Carolinas Super League event from 16 Feb 2023. 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.