John P. Pratt
USATT#: 9196
1415 1598
Huntsman World Senior Games
- 9 Oct 2008
- 9 Oct 2008
This page explains how John P. Pratt (USATT# 9196)'s rating went from 1415 to 1598 at the Huntsman World Senior Games held on - 9 Oct 2008. 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.