This page explains how Praful Bhaidasna (USATT# 70410)'s rating went from 1864 to 1866 at the ICC Juniors and Adults League event from 1 Jun 2007. 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.