This page explains how Yanyu Xie (USATT# 215584)'s rating went from 1865 to 1858 at the Central Carolinas Super League event from 8 Nov 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.