This page explains how Lawrence B Selvin (USATT# 29024)'s rating went from 1294 to 1311 at the New England Summer Classic held on - 21 Jun 2003. 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.