This page explains how Grace Wong (USATT# 212182)'s rating went from 1493 to 1493 at the NJTTC Thursday Adv League event from 7 Dec 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.