Rating Explainer

Qing Chai

USATT#: 196751

1447 1434

ICC Butterfly Winter Open
24 Feb 2019 - 24 Feb 2019

This page explains how Qing Chai (USATT# 196751)'s rating went from 1447 to 1434 at the ICC Butterfly Winter Open held on 24 Feb 2019 - 24 Feb 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.

Pass 1

Pass 2

Pass 3

Pass 4