Wei Qin
USATT#: 215793
1171 1081
Swan Sunday League
11 Sep 2022
11 Sep 2022
This page explains how Wei Qin (USATT# 215793)'s rating went from 1171 to 1081 at the Swan Sunday League event from 11 Sep 2022. 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.