Wei Qin
USATT#: 215793
905 847
ICC - Sunday Beginners League
19 Sep 2021
19 Sep 2021
This page explains how Wei Qin (USATT# 215793)'s rating went from 905 to 847 at the ICC - Sunday Beginners League event from 19 Sep 2021. 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.