Long Zheng
USATT#: 83634
2127 2122
Boston TTC
30 Apr 2019
30 Apr 2019
This page explains how Long Zheng (USATT# 83634)'s rating went from 2127 to 2122 at the Boston TTC event from 30 Apr 2019. The links below take you to pages that describe various aspects of the rating processor.
Introduction
Initial Rating
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.