This page explains how Changhao Yang (USATT# 276841)'s rating went from 1100 to 1392 at the Spttc Saturday Night League event from 7 Jan 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.