Changbo Lu
USATT#: 202365
2221 2232
2021 Butterfly Sandhills Open
7 May 2021 - 9 May 2021
7 May 2021 - 9 May 2021
This page explains how Changbo Lu (USATT# 202365)'s rating went from 2221 to 2232 at the 2021 Butterfly Sandhills Open held on 7 May 2021 - 9 May 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.