This page explains how Joe Podvin (USATT# 13313)'s rating went from 397 to 758 at the Star of the North Winter Sport held on - 1 Feb 1998. 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.