This page explains how Zhen Jia (USATT# 83670)'s rating went from 2187 to 2190 at the 2016 JOOLA NA Teams held on 25 Nov 2016 - 27 Nov 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.