Weida Qian
USATT#: 30724
1817 1806
PPC 2023 Summer Open
22 Jul 2023 - 23 Jul 2023
22 Jul 2023 - 23 Jul 2023
This page explains how Weida Qian (USATT# 30724)'s rating went from 1817 to 1806 at the PPC 2023 Summer Open held on 22 Jul 2023 - 23 Jul 2023. 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.