This page explains how Alex Alesna (USATT# 96552)'s rating went from 1541 to 1528 at the Central Carolinas Super League event from 27 Dec 2018. 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.