This page explains how Yunhu Wan (USATT# 219245)'s rating went from 1345 to 1399 at the HCTT Circuit held on 5 May 2018 - 6 May 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.