This page explains how Scott Kandell (USATT# 81500)'s rating went from 1893 to 1876 at the Philly Open Tournament held on - 15 Feb 2015. 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.