This page explains how Rachel Fang Zhou (USATT# 86581)'s rating went from 1991 to 1992 at the Experior Club League event from 28 Jan 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.