Long Zheng
USATT#: 83634
2141 2131
Boston TTC
4 Feb 2020
4 Feb 2020
This page explains how Long Zheng (USATT# 83634)'s rating went from 2141 to 2131 at the Boston TTC event from 4 Feb 2020. 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.