This page explains how Allen Howie Levin (USATT# 64416)'s rating went from 1883 to 1905 at the SMC PROF. JO KIDD MEMORIAL TOURNAMENT held on 19 Nov 2023 - 19 Nov 2023. 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.