This page explains how Sean Xun Wang (USATT# 268348)'s rating went from 1840 to 1834 at the PTTC Saturday League event from 2 Dec 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.