Guanlun Xu
USATT#: 218222
1421 1420
Boston TTC Div.B
9 Apr 2018
9 Apr 2018
This page explains how Guanlun Xu (USATT# 218222)'s rating went from 1421 to 1420 at the Boston TTC Div.B event from 9 Apr 2018. 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.