Haiyan Cheng
USATT#: 71436
1223 1219
PPC 2023 December 2-Person Teams and Giant RR
9 Dec 2023 - 10 Dec 2023
9 Dec 2023 - 10 Dec 2023
This page explains how Haiyan Cheng (USATT# 71436)'s rating went from 1223 to 1219 at the PPC 2023 December 2-Person Teams and Giant RR held on 9 Dec 2023 - 10 Dec 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.