This page explains how Dong Liu (USATT# 215830)'s rating went from 2132 to 2152 at the T2 CHALLENGE SEASON 2 SELECTION TRIALS AT ICC held on 26 Nov 2020 - 27 Nov 2020. 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.