Long Zheng
USATT#: 83634
2027 2025
Boston TTC
19 Apr 2016
19 Apr 2016
This page explains how Long Zheng (USATT# 83634)'s rating went from 2027 to 2025 at the Boston TTC event from 19 Apr 2016. 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.