This page explains how Jianxin Wang (USATT# 202542)'s rating went from 1921 to 1809 at the LATTA Open May 2016 held on 21 May 2016 - 21 May 2016. 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.