This page explains how Samuel Goshen (USATT# 30992)'s rating went from 1925 to 1918 at the The Top Spin Saturday League event from 4 May 2013. 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.