Sam Xiao
USATT#: 217430
1181 1174
AMDT
18 Dec 2019
18 Dec 2019
This page explains how Sam Xiao (USATT# 217430)'s rating went from 1181 to 1174 at the AMDT event from 18 Dec 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.