This page explains how Zhizeng Sun (USATT# 88210)'s rating went from 1774 to 1874 at the 2017 Kong Ghee Lee - Pong For Harvey Tournament held on 18 Nov 2017 - 19 Nov 2017. 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.