Mark Shapiro
USATT#: 61560
| Coach Level: Club
1761 1764
US Nationals
- 19 Dec 1999
- 19 Dec 1999
This page explains how Mark Shapiro (USATT# 61560)'s rating went from 1761 to 1764 at the US Nationals held on - 19 Dec 1999. 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.