This page explains how Jie Zhang Nissel (USATT# 268616)'s rating went from 484 to 468 at the Central Carolinas Super League event from 20 Feb 2020. 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.