Irina Hellwig
USATT#: 11612
| International Umpire
1520 1465
Huntsman World Senior Games
- 17 Oct 1997
- 17 Oct 1997
This page explains how Irina Hellwig (USATT# 11612)'s rating went from 1520 to 1465 at the Huntsman World Senior Games held on - 17 Oct 1997. 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.