This page explains how Norman Lehr (USATT# 96949)'s rating went from 1440 to 1447 at the 2019 Texas State Championship held on 24 Aug 2019 - 24 Aug 2019. The links below take you to pages that describe various aspects of the rating processor.

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.