Mark Johnson
USATT#: 26863
1465 1573
Swan Sunday League
9 Jun 2019
9 Jun 2019
This page explains how Mark Johnson (USATT# 26863)'s rating went from 1465 to 1573 at the Swan Sunday League event from 9 Jun 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.