Ian Seidenfeld
USATT#: 80503
| Coach Level: National
2157 2120
LYTTC Friday Pro League
19 Jul 2019
19 Jul 2019
This page explains how Ian Seidenfeld (USATT# 80503)'s rating went from 2157 to 2120 at the LYTTC Friday Pro League event from 19 Jul 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.