Guanlun Xu
USATT#: 218222
1400 1380
Boston TTC Div.B
1 Jul 2019
1 Jul 2019
This page explains how Guanlun Xu (USATT# 218222)'s rating went from 1400 to 1380 at the Boston TTC Div.B event from 1 Jul 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.