Shiheng Qiu
USATT#: 215243
1890 1852
2019 HITTA Fall Open TT Tournament
2 Nov 2019 - 2 Nov 2019
2 Nov 2019 - 2 Nov 2019
This page explains how Shiheng Qiu (USATT# 215243)'s rating went from 1890 to 1852 at the 2019 HITTA Fall Open TT Tournament held on 2 Nov 2019 - 2 Nov 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.