This page explains how Aditya Godhwani (USATT# 82768)'s rating went from 179 to 170 at the ICC - Entry Level League event from 18 Oct 2011. 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.