This page explains how Bella Livshin (USATT# 64912)'s rating went from 1968 to 1977 at the Homenetmen Ararat Open held on - 18 Apr 2010. 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.