Charlie Lapkoff
USATT#: 222818
1671 1660
MDTTC Tuesday/Friday League
17 Jan 2020
17 Jan 2020
This page explains how Charlie Lapkoff (USATT# 222818)'s rating went from 1671 to 1660 at the MDTTC Tuesday/Friday League event from 17 Jan 2020. 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.